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Legend (Public_Geology/24k_Surface_Geology)

Geologic Points 24k (0)
Geochemical sample locality Geochemical sample locality
Water well Water well
Mylonite zone Mylonite zone
Significant site Significant site
Electron microprobe sample locality Electron microprobe sample locality
Earthquake hypocenter Earthquake hypocenter
Geologic unit too small to show as a polygon at map scale Geologic unit too small to show as a polygon at map scale
Dry hole for hydrocarbon exploration Dry hole for hydrocarbon exploration
Location of photograph, schematic diagram, or stratigraphic column Location of photograph, schematic diagram, or stratigraphic column
Geophysical data collection locality Geophysical data collection locality
Drill holes and test pits Drill holes and test pits
Paleomagnetic sample — Normal magnetization Paleomagnetic sample — Normal magnetization
Paleomagnetic sample — Transitional magnetization Paleomagnetic sample — Transitional magnetization
Paleomagnetic sample — Reversed magnetization Paleomagnetic sample — Reversed magnetization
Attitude Measurements 24k (1)
Horizontal bedding Horizontal bedding
Inclined bedding - Showing strike and dip Inclined bedding - Showing strike and dip
Vertical bedding - Showing strike Vertical bedding - Showing strike
Overturned bedding, showing strike and dip Overturned bedding, showing strike and dip
Approximate horizontal bedding Approximate horizontal bedding
Approximate orientation of inclined bedding - Showing approximate strike and dip Approximate orientation of inclined bedding - Showing approximate strike and dip
Vertical or near vertical bedding - Showing approximate strike Vertical or near vertical bedding - Showing approximate strike
Approximate orientation of overturned bedding - Showing approximate strike and dip Approximate orientation of overturned bedding - Showing approximate strike and dip
Approximate orientation of inclined bedding, where top direction of beds is know from local features - Showing approximate strike and dip Approximate orientation of inclined bedding, where top direction of beds is know from local features - Showing approximate strike and dip
Inclined bedding, where top direction of beds is known from local features - Showing strike and dip Inclined bedding, where top direction of beds is known from local features - Showing strike and dip
Overturned bedding, where top direction of beds is known from local features - Showing strike and dip Overturned bedding, where top direction of beds is known from local features - Showing strike and dip
Vertical bedding, where top direction of beds is known from local features - Showing strike. Ball shows top direction Vertical bedding, where top direction of beds is known from local features - Showing strike. Ball shows top direction
Inclined bedding in unconsolidated sedimentary deposits or unconsolidated fragmental deposits of volcanic origin - Showing strike and dip Inclined bedding in unconsolidated sedimentary deposits or unconsolidated fragmental deposits of volcanic origin - Showing strike and dip
Inclined foreset bedding in unconsolidated sedimentary deposits or unconsolidated fragmental deposits of volcanic origin - Showing strike and dip Inclined foreset bedding in unconsolidated sedimentary deposits or unconsolidated fragmental deposits of volcanic origin - Showing strike and dip
Inclined topset bedding in unconsolidated sedimentary deposits or unconsolidated fragmental deposits of volcanic origin - Showing strike and dip Inclined topset bedding in unconsolidated sedimentary deposits or unconsolidated fragmental deposits of volcanic origin - Showing strike and dip
Inclined bottomset bedding in unconsolidated sedimentary deposits or unconsolidated fragmental deposits of volcanic origin - Showing strike and dip Inclined bottomset bedding in unconsolidated sedimentary deposits or unconsolidated fragmental deposits of volcanic origin - Showing strike and dip
Inclined flow banding, lamination, layering, or foliation in igneous rock - Showing strike and dip Inclined flow banding, lamination, layering, or foliation in igneous rock - Showing strike and dip
Vertical flow banding, lamination, layering, or foliation in igneous rock - Showing strike Vertical flow banding, lamination, layering, or foliation in igneous rock - Showing strike
Inclined dike - Showing dip value and direction Inclined dike - Showing dip value and direction
Inclined contact - Showing dip value and direction Inclined contact - Showing dip value and direction
Small, minor inclined fault - Showing strike and dip Small, minor inclined fault - Showing strike and dip
Small, minor vertical or near-vertical fault - Showing strike Small, minor vertical or near-vertical fault - Showing strike
Inclined slickenline, groove, or striation on fault surface - Showing bearing and plunge Inclined slickenline, groove, or striation on fault surface - Showing bearing and plunge
Slickenside - Showing strike and dip Slickenside - Showing strike and dip
Vertical slickenside - Showing strike Vertical slickenside - Showing strike
Inclined fault - Showing dip value and direction Inclined fault - Showing dip value and direction
Shear - Showing strike and dip Shear - Showing strike and dip
Shear - Showing strike Shear - Showing strike
Inclined metamorphic or tectonic foliation - Showing strike and dip Inclined metamorphic or tectonic foliation - Showing strike and dip
Vertical metamorphic or tectonic foliation - Showing strike Vertical metamorphic or tectonic foliation - Showing strike
Horizontal metamorphic or tectonic foliation Horizontal metamorphic or tectonic foliation
Inclined metamorphic or tectonic foliation parallel to bedding - Showing strike and dip Inclined metamorphic or tectonic foliation parallel to bedding - Showing strike and dip
Inclined first-generation metamorphic or tectonic foliation - Showing strike and dip Inclined first-generation metamorphic or tectonic foliation - Showing strike and dip
Inclined second-generation metamorphic or tectonic foliation - Showing strike and dip Inclined second-generation metamorphic or tectonic foliation - Showing strike and dip
Inclined third-generation metamorphic or tectonic foliation - Showing strike and dip Inclined third-generation metamorphic or tectonic foliation - Showing strike and dip
Vertical or near-vertical first-generation metamorphic or tectonic foliation - Showing strike Vertical or near-vertical first-generation metamorphic or tectonic foliation - Showing strike
Inclined mylonitic foliation - Showing strike and dip Inclined mylonitic foliation - Showing strike and dip
Small, minor inclined joint - Showing strike and dip Small, minor inclined joint - Showing strike and dip
Small, minor vertical or near-vertical joint - Showing strike Small, minor vertical or near-vertical joint - Showing strike
Small, minor inclined vein, veinlet, or mineralized stringer - Showing strike and dip Small, minor inclined vein, veinlet, or mineralized stringer - Showing strike and dip
Inclined cleavage (generic or type unspecified) - Showing strike and dip Inclined cleavage (generic or type unspecified) - Showing strike and dip
Vertical cleavage (generic or type unspecified) - Showing strike Vertical cleavage (generic or type unspecified) - Showing strike
Horizontal aligned-mineral lineation - Showing bearing Horizontal aligned-mineral lineation - Showing bearing
Inclined aligned-mineral lineation - Showing bearing and plunge Inclined aligned-mineral lineation - Showing bearing and plunge
Inclined aligned stretched-object lineation - Showing bearing and plunge Inclined aligned stretched-object lineation - Showing bearing and plunge
Inclined sole mark, tool mark, scour mark, flute mark, groove, or channel in sedimentary materials - Showing bearing and plunge Inclined sole mark, tool mark, scour mark, flute mark, groove, or channel in sedimentary materials - Showing bearing and plunge
Inclined crenulation lineation -Showing bearing and plunge Inclined crenulation lineation -Showing bearing and plunge
Younger glacial striation or groove - Showing measured bearing and direction of flow. Dot indicates location of observation point Younger glacial striation or groove - Showing measured bearing and direction of flow. Dot indicates location of observation point
Inclined fold hinge of small, minor anticline - Showing bearing and plunge Inclined fold hinge of small, minor anticline - Showing bearing and plunge
Inclined fold hinge of small, minor syncline - Showing bearing and plunge Inclined fold hinge of small, minor syncline - Showing bearing and plunge
Inclined fold hinge of generic small, minor first-generation fold - Showing bearing and plunge Inclined fold hinge of generic small, minor first-generation fold - Showing bearing and plunge
Inclined fold hinge of generic small, minor second-generation fold - Showing bearing and plunge Inclined fold hinge of generic small, minor second-generation fold - Showing bearing and plunge
Inclined fold hinge of generic small, minor third-generation fold - Showing bearing and plunge Inclined fold hinge of generic small, minor third-generation fold - Showing bearing and plunge
Inclined M-shaped minor fold hinge - Showing bearing and plunge Inclined M-shaped minor fold hinge - Showing bearing and plunge
Inclined asymmetric (Z-shaped, clockwise sense of shear) minor fold hinge - Showing bearing and plunge Inclined asymmetric (Z-shaped, clockwise sense of shear) minor fold hinge - Showing bearing and plunge
Inclined asymmetric (S-shaped, counterclockwise sense of shear) minor fold hinge - Showing bearing and plunge Inclined asymmetric (S-shaped, counterclockwise sense of shear) minor fold hinge - Showing bearing and plunge
Inclined fold hinge of generic (type or orientation unspecified) small, minor fold - Showing bearing and plunge Inclined fold hinge of generic (type or orientation unspecified) small, minor fold - Showing bearing and plunge
Inclined generic small, minor fold axial surface - Showing strike and dip Inclined generic small, minor fold axial surface - Showing strike and dip
Inclined second-generation generic small, minor fold axial surface - Showing strike and dip Inclined second-generation generic small, minor fold axial surface - Showing strike and dip
Small, minor dome Small, minor dome
Spring Spring
Linear Geologic Features 24k (2)
Direction of downslope movement of landslide Direction of downslope movement of landslide
Cross section line Cross section line
Perennial river, stream, or creek (single-line drainage) Perennial river, stream, or creek (single-line drainage)
Former shoreline or marine limit - Identity and existence certain, location accurate Former shoreline or marine limit - Identity and existence certain, location accurate
Former shoreline or marine limit - Identity and existence questionable, location accurate Former shoreline or marine limit - Identity and existence questionable, location accurate
Supplementary topographic contour Supplementary topographic contour
Geophysical data collection line - Location accurate Geophysical data collection line - Location accurate
Flow lines on lava flow Flow lines on lava flow
Structure contour - Location accurate Structure contour - Location accurate
Structure contour - Location approximate Structure contour - Location approximate
Geomorphic feature - Identity and existence certain, location accurate Geomorphic feature - Identity and existence certain, location accurate
Geomorphic feature - Identity and existence certain, location accurate Geomorphic feature - Identity and existence certain, location accurate
Miscellaneous linear feature Miscellaneous linear feature
Mylonite or shear zone Mylonite or shear zone
Outcrop Outcrop
Lineament of unknown origin - Identity and existence certain, location accurate Lineament of unknown origin - Identity and existence certain, location accurate
Geophysical lineament – Identity and existence certain, location accurate Geophysical lineament – Identity and existence certain, location accurate
Fluvial Terrace - Identity and existence certain, location accurate. Hachures point down slope Fluvial Terrace - Identity and existence certain, location accurate. Hachures point down slope
Landslide scarp - Identity and existence certain, location accurate. Hachures on downslope side Landslide scarp - Identity and existence certain, location accurate. Hachures on downslope side
Landslide scarp - Identity or existence questionable, location accurate. Hachures point down slope. Landslide scarp - Identity or existence questionable, location accurate. Hachures point down slope.
Landslide scarp - Identity or existence questionable, location approximate. Hachures point down slope. Landslide scarp - Identity or existence questionable, location approximate. Hachures point down slope.
Potential (incipient) landslide scarp - Identity and existence certain, location accurate Potential (incipient) landslide scarp - Identity and existence certain, location accurate
Potential (incipient) landslide scarp - Identity and existence certain, location concealed Potential (incipient) landslide scarp - Identity and existence certain, location concealed
Fault scarp - Identity and existence certain, location accurate. Hachures point downslope. Fault scarp - Identity and existence certain, location accurate. Hachures point downslope.
Scarp of unknown origin - Identity and existence certain, location accurate. Hachures point down slope. Scarp of unknown origin - Identity and existence certain, location accurate. Hachures point down slope.
Fault scarp - Identity or existence questionable, location accurate. Hachures point down slope. Fault scarp - Identity or existence questionable, location accurate. Hachures point down slope.
Fluvial Terrace – Identity and existence certain, location concealed. Hachures point down slope Fluvial Terrace – Identity and existence certain, location concealed. Hachures point down slope
Fluvial Terrace - Identity or existence questionable, location accurate. Hachures point down slope Fluvial Terrace - Identity or existence questionable, location accurate. Hachures point down slope
Fluvial Terrace - Identity and existence certain, location inferred. Hachures point down slope Fluvial Terrace - Identity and existence certain, location inferred. Hachures point down slope
Geologic unit too thin to show as a polygon - Identity and existence certain, location accurate Geologic unit too thin to show as a polygon - Identity and existence certain, location accurate
Geologic unit too thin to show as a polygon - Identity and existence certain, location concealed Geologic unit too thin to show as a polygon - Identity and existence certain, location concealed
Geologic unit too thin to show as a polygon - Identity and existence certain, location inferred Geologic unit too thin to show as a polygon - Identity and existence certain, location inferred
Geologic unit too thin to show as a polygon - Identity or existence questionable, location inferred Geologic unit too thin to show as a polygon - Identity or existence questionable, location inferred
Geologic unit too thin to show as a polygon - Identity or existence questionable, location accurate Geologic unit too thin to show as a polygon - Identity or existence questionable, location accurate
Geologic unit too thin to show as a polygon - Identity and existence certain, location approximate Geologic unit too thin to show as a polygon - Identity and existence certain, location approximate
Geologic unit too thin to show as a polygon - Identity or existence questionable, location approximate Geologic unit too thin to show as a polygon - Identity or existence questionable, location approximate
Paleosol - Identity and existence certain, location accurate Paleosol - Identity and existence certain, location accurate
Paleosol - Identity or existence questionable, location inferred Paleosol - Identity or existence questionable, location inferred
Alpine ice limit - Identity or existence questionable, location accurate Alpine ice limit - Identity or existence questionable, location accurate
Alpine ice limit - Identity or existence questionable, location approximate Alpine ice limit - Identity or existence questionable, location approximate
Alpine ice limit - Identity or existence questionable, location inferred Alpine ice limit - Identity or existence questionable, location inferred
Alpine ice limit - Identity or existence questionable, location concealed Alpine ice limit - Identity or existence questionable, location concealed
Continental ice limit, late Wisconsinan - Identity and existence certain, location accurate Continental ice limit, late Wisconsinan - Identity and existence certain, location accurate
Continental ice limit, late Wisconsinan - Identity and existence certain, location approximate Continental ice limit, late Wisconsinan - Identity and existence certain, location approximate
Continental ice limit, late Wisconsinan - Identity and existence certain, location inferred Continental ice limit, late Wisconsinan - Identity and existence certain, location inferred
Continental ice limit, late Wisconsinan - Identity or existence questionable, location inferred Continental ice limit, late Wisconsinan - Identity or existence questionable, location inferred
Continental ice limit, late Wisconsinan - Identity or existence questionable, location approximate Continental ice limit, late Wisconsinan - Identity or existence questionable, location approximate
Continental ice limit, late Wisconsinan - Identity or existence questionable, location concealed Continental ice limit, late Wisconsinan - Identity or existence questionable, location concealed
Coal bed - Identity and existence certain, location accurate Coal bed - Identity and existence certain, location accurate
Coal bed - Identity and existence certain, location approximate Coal bed - Identity and existence certain, location approximate
Coal bed - Identity and existence certain, location inferred Coal bed - Identity and existence certain, location inferred
Coal bed - Identity and existence certain, location concealed Coal bed - Identity and existence certain, location concealed
Coal bed - Identity or existence questionable, location inferred Coal bed - Identity or existence questionable, location inferred
Coal bed - Identity or existence questionable, location concealed Coal bed - Identity or existence questionable, location concealed
Geologic boundary - Identity and existence certain, location accurate Geologic boundary - Identity and existence certain, location accurate
Geologic boundary - Identity and existence certain, location inferred Geologic boundary - Identity and existence certain, location inferred
Geologic boundary - Identity and existence certain, location concealed Geologic boundary - Identity and existence certain, location concealed
Cartographic boundary Cartographic boundary
Folds 24k (3)
(A) Anticline, certain accurate (A) Anticline, certain accurate
(A) Anticline, questionable accurate (A) Anticline, questionable accurate
(A) Anticline, certain approximate (A) Anticline, certain approximate
(A) Anticline, questionable approximate (A) Anticline, questionable approximate
(A) Anticline, certain inferred (A) Anticline, certain inferred
(A) Anticline, questionable inferred (A) Anticline, questionable inferred
(A) Anticline, certain concealed (A) Anticline, certain concealed
(A) Anticline, questionable concealed (A) Anticline, questionable concealed
(B) Syncline, certain accurate (B) Syncline, certain accurate
(B) Syncline, questionable accurate (B) Syncline, questionable accurate
(B) Syncline, certain approximate (B) Syncline, certain approximate
(B) Syncline, questionable approximate (B) Syncline, questionable approximate
(B) Syncline, certain inferred (B) Syncline, certain inferred
(B) Syncline, questionable inferred (B) Syncline, questionable inferred
(B) Syncline, certain concealed (B) Syncline, certain concealed
(B) Syncline, questionable concealed (B) Syncline, questionable concealed
(C) Overturned anticline, certain accurate (C) Overturned anticline, certain accurate
(C) Overturned anticline, questionable accurate (C) Overturned anticline, questionable accurate
(C) Overturned anticline, certain approximate (C) Overturned anticline, certain approximate
(C) Overturned anticline, certain inferred (C) Overturned anticline, certain inferred
(C) Overturned anticline, certain concealed (C) Overturned anticline, certain concealed
(C) Overturned anticline, questionable concealed (C) Overturned anticline, questionable concealed
(C) Overturned syncline, certain accurate (C) Overturned syncline, certain accurate
(C) Overturned syncline, certain approximate (C) Overturned syncline, certain approximate
(C) Overturned syncline, certain inferred (C) Overturned syncline, certain inferred
(C) Overturned syncline, certain concealed (C) Overturned syncline, certain concealed
(D) Monocline, anticlinal bend, certain accurate (D) Monocline, anticlinal bend, certain accurate
(D) Monocline, anticlinal bend, certain approximate (D) Monocline, anticlinal bend, certain approximate
(D) Monocline, anticlinal bend, questionable approximate (D) Monocline, anticlinal bend, questionable approximate
(D) Monocline, anticlinal bend, certain concealed (D) Monocline, anticlinal bend, certain concealed
(D) Monocline, anticlinal bend, questionable concealed (D) Monocline, anticlinal bend, questionable concealed
(D) Monocline, synclinal bend, certain accurate (D) Monocline, synclinal bend, certain accurate
(D) Monocline, synclinal bend, certain approximate (D) Monocline, synclinal bend, certain approximate
(D) Monocline, synclinal bend, certain concealed (D) Monocline, synclinal bend, certain concealed
Faults 24k (4)
(B) Normal, certain accurate (B) Normal, certain accurate
(B) Normal, questionable accurate (B) Normal, questionable accurate
(B) Normal, certain approximate (B) Normal, certain approximate
(B) Normal, questionable approximate (B) Normal, questionable approximate
(B) Normal, certain inferred (B) Normal, certain inferred
(B) Normal, questionable inferred (B) Normal, questionable inferred
(B) Normal, certain concealed (B) Normal, certain concealed
(B) Normal, questionable concealed (B) Normal, questionable concealed
(Bb) Reverse, certain accurate (Bb) Reverse, certain accurate
(Bb) Reverse, questionable accurate (Bb) Reverse, questionable accurate
(Bb) Reverse, certain approximate (Bb) Reverse, certain approximate
(Bb) Reverse, questionable approximate (Bb) Reverse, questionable approximate
(Bb) Reverse, certain inferred (Bb) Reverse, certain inferred
(Bb) Reverse, questionable inferred (Bb) Reverse, questionable inferred
(Bb) Reverse, certain concealed (Bb) Reverse, certain concealed
(Bb) Reverse, questionable concealed (Bb) Reverse, questionable concealed
(F) Thrust, certain accurate (F) Thrust, certain accurate
(F) Thrust, questionable accurate (F) Thrust, questionable accurate
(F) Thrust, certain approximate (F) Thrust, certain approximate
(F) Thrust, questionable approximate (F) Thrust, questionable approximate
(F) Thrust, certain inferred (F) Thrust, certain inferred
(F) Thrust, questionable inferred (F) Thrust, questionable inferred
(F) Thrust, certain concealed (F) Thrust, certain concealed
(F) Thrust, questionable concealed (F) Thrust, questionable concealed
(C) High-angle, certain accurate (C) High-angle, certain accurate
(C) High-angle, questionable accurate (C) High-angle, questionable accurate
(C) High-angle, certain approximate (C) High-angle, certain approximate
(C) High-angle, questionable approximate (C) High-angle, questionable approximate
(C) High-angle, certain inferred (C) High-angle, certain inferred
(C) High-angle, questionable inferred (C) High-angle, questionable inferred
(C) High-angle, certain concealed (C) High-angle, certain concealed
(C) High-angle, questionable concealed (C) High-angle, questionable concealed
(D) Right-lateral, certain accurate (D) Right-lateral, certain accurate
(D) Right-lateral, questionable accurate (D) Right-lateral, questionable accurate
(D) Right-lateral, certain approximate (D) Right-lateral, certain approximate
(D) Right-lateral, questionable approximate (D) Right-lateral, questionable approximate
(D) Right-lateral, certain inferred (D) Right-lateral, certain inferred
(D) Right-lateral, questionable inferred (D) Right-lateral, questionable inferred
(D) Right-lateral, certain concealed (D) Right-lateral, certain concealed
(D) Right-lateral, questionable concealed (D) Right-lateral, questionable concealed
(D) Left-lateral, certain accurate (D) Left-lateral, certain accurate
(D) Left-lateral, certain approximate (D) Left-lateral, certain approximate
(D) Left-lateral, questionable approximate (D) Left-lateral, questionable approximate
(D) Left-lateral, certain inferred (D) Left-lateral, certain inferred
(D) Left-lateral, questionable inferred (D) Left-lateral, questionable inferred
(D) Left-lateral, certain concealed (D) Left-lateral, certain concealed
(D) Left-lateral, questionable concealed (D) Left-lateral, questionable concealed
(Ea) Oblique normal right-lateral, certain accurate (Ea) Oblique normal right-lateral, certain accurate
(Ea) Oblique normal right-lateral, certain approximate (Ea) Oblique normal right-lateral, certain approximate
(Ea) Oblique normal right-lateral, questionable approximate (Ea) Oblique normal right-lateral, questionable approximate
(Ea) Oblique normal right-lateral, certain inferred (Ea) Oblique normal right-lateral, certain inferred
(Ea) Oblique normal right-lateral, questionable inferred (Ea) Oblique normal right-lateral, questionable inferred
(Ea) Oblique normal right-lateral, certain concealed (Ea) Oblique normal right-lateral, certain concealed
(Ea) Oblique normal right-lateral, questionable concealed (Ea) Oblique normal right-lateral, questionable concealed
(Ea) Oblique normal left-lateral, certain accurate (Ea) Oblique normal left-lateral, certain accurate
(Ea) Oblique normal left-lateral, certain inferred (Ea) Oblique normal left-lateral, certain inferred
(Ea) Oblique normal left-lateral, certain concealed (Ea) Oblique normal left-lateral, certain concealed
(Eb) Oblique reverse right-lateral, certain accurate (Eb) Oblique reverse right-lateral, certain accurate
(Eb) Oblique reverse right-lateral, certain approximate (Eb) Oblique reverse right-lateral, certain approximate
(Eb) Oblique reverse right-lateral, questionable approximate (Eb) Oblique reverse right-lateral, questionable approximate
(Eb) Oblique reverse right-lateral, certain inferred (Eb) Oblique reverse right-lateral, certain inferred
(Eb) Oblique reverse right-lateral, questionable inferred (Eb) Oblique reverse right-lateral, questionable inferred
(Eb) Oblique reverse right-lateral, certain concealed (Eb) Oblique reverse right-lateral, certain concealed
(Eb) Oblique reverse right-lateral, questionable concealed (Eb) Oblique reverse right-lateral, questionable concealed
(Eb) Oblique reverse left-lateral, certain accurate (Eb) Oblique reverse left-lateral, certain accurate
(Eb) Oblique reverse left-lateral, questionable approximate (Eb) Oblique reverse left-lateral, questionable approximate
(Eb) Oblique reverse left-lateral, certain inferred (Eb) Oblique reverse left-lateral, certain inferred
(Eb) Oblique reverse left-lateral, questionable inferred (Eb) Oblique reverse left-lateral, questionable inferred
(Eb) Oblique reverse left-lateral, certain concealed (Eb) Oblique reverse left-lateral, certain concealed
(Eb) Oblique reverse left-lateral, questionable concealed (Eb) Oblique reverse left-lateral, questionable concealed
(Ec) Oblique high-angle right-lateral, certain accurate (Ec) Oblique high-angle right-lateral, certain accurate
(Ec) Oblique high-angle right-lateral, questionable accurate (Ec) Oblique high-angle right-lateral, questionable accurate
(Ec) Oblique high-angle right-lateral, certain approximate (Ec) Oblique high-angle right-lateral, certain approximate
(Ec) Oblique high-angle right-lateral, questionable approximate (Ec) Oblique high-angle right-lateral, questionable approximate
(Ec) Oblique high-angle right-lateral, certain inferred (Ec) Oblique high-angle right-lateral, certain inferred
(Ec) Oblique high-angle right-lateral, questionable inferred (Ec) Oblique high-angle right-lateral, questionable inferred
(Ec) Oblique high-angle right-lateral, certain concealed (Ec) Oblique high-angle right-lateral, certain concealed
(Ec) Oblique high-angle right-lateral, questionable concealed (Ec) Oblique high-angle right-lateral, questionable concealed
(Ec) Oblique high-angle left-lateral, certain accurate (Ec) Oblique high-angle left-lateral, certain accurate
(Ec) Oblique high-angle left-lateral, certain approximate (Ec) Oblique high-angle left-lateral, certain approximate
(Ec) Oblique high-angle left-lateral, questionable approximate (Ec) Oblique high-angle left-lateral, questionable approximate
(Ec) Oblique high-angle left-lateral, certain inferred (Ec) Oblique high-angle left-lateral, certain inferred
(Ec) Oblique high-angle left-lateral, questionable inferred (Ec) Oblique high-angle left-lateral, questionable inferred
(Ec) Oblique high-angle left-lateral, certain concealed (Ec) Oblique high-angle left-lateral, certain concealed
(Ec) Oblique high-angle left-lateral, questionable concealed (Ec) Oblique high-angle left-lateral, questionable concealed
(A) Fault, certain accurate (A) Fault, certain accurate
(A) Fault, questionable accurate (A) Fault, questionable accurate
(A) Fault, certain approximate (A) Fault, certain approximate
(A) Fault, questionable approximate (A) Fault, questionable approximate
(A) Fault, certain inferred (A) Fault, certain inferred
(A) Fault, questionable inferred (A) Fault, questionable inferred
(A) Fault, certain concealed (A) Fault, certain concealed
(A) Fault, questionable concealed (A) Fault, questionable concealed
(G) Fracture, certain approximate (G) Fracture, certain approximate
Dikes 24k (5)
Dike - Identity and existence certain, location accurate Dike - Identity and existence certain, location accurate
Dike - Identity and existence certain, location concealed Dike - Identity and existence certain, location concealed
Dike - Identity and existence certain, location approximate Dike - Identity and existence certain, location approximate
Sill - Identity and existence certain, location accurate Sill - Identity and existence certain, location accurate
Dike - Identity and existence questionable, location accurate Dike - Identity and existence questionable, location accurate
Dike - Identity or existence questionable, location inferred Dike - Identity or existence questionable, location inferred
Dike - Identity or existence certain, location inferred Dike - Identity or existence certain, location inferred
Dike - Identity and existence certain, location accurate Dike - Identity and existence certain, location accurate
Contacts 24k (6)
Contact - Identity and existence certain, location accurate Contact - Identity and existence certain, location accurate
Contact - Identity or existence questionable, location accurate Contact - Identity or existence questionable, location accurate
Contact - Identity and existence certain, location approximate Contact - Identity and existence certain, location approximate
Contact - Identity or existence questionable, location approximate Contact - Identity or existence questionable, location approximate
Contact - Identity and existence certain, location inferred Contact - Identity and existence certain, location inferred
Contact - Identity or existence questionable, location inferred Contact - Identity or existence questionable, location inferred
Contact - Identity and existence certain, location concealed Contact - Identity and existence certain, location concealed
Contact - Identity or existence questionable, location concealed Contact - Identity or existence questionable, location concealed
Scratch boundary Scratch boundary
Gradational contact - Identity and existence certain, location accurate Gradational contact - Identity and existence certain, location accurate
Bedding form lines, identity and existence certain, location accurate Bedding form lines, identity and existence certain, location accurate
Bedding form lines - Identity and existence certain, location inferred Bedding form lines - Identity and existence certain, location inferred
Shoreline - Showing open water Shoreline - Showing open water
Shoreline, low tide Shoreline, low tide
Modern or present-day glacial ice boundary Modern or present-day glacial ice boundary
Map boundary Map boundary
Miscellaneous Polygons 24k (7)
Zone of mineralized or altered rock Zone of mineralized or altered rock
Area of outcrop Area of outcrop
Geomorphic feature Geomorphic feature
Area of identified mineral resources Area of identified mineral resources
Other Other
Ductile shear zone or mylonite zone - May or may not be associated with mappable faults Ductile shear zone or mylonite zone - May or may not be associated with mappable faults
Dike swarm Dike swarm
Geologic Units 24k (8)
Holocene artificial fill and modified land Holocene artificial fill and modified land
Pleistocene alpine glacial drift Pleistocene alpine glacial drift
Pleistocene continental glacial drift Pleistocene continental glacial drift
Pleistocene continental glacial till Pleistocene continental glacial till
Pleistocene glacial and nonglacial deposits Pleistocene glacial and nonglacial deposits
Pleistocene glaciolacustrine deposits Pleistocene glaciolacustrine deposits
Pleistocene outburst flood deposits Pleistocene outburst flood deposits
Pleistocene sedimentary rocks and deposits Pleistocene sedimentary rocks and deposits
Pleistocene volcanic rocks Pleistocene volcanic rocks
Quaternary alluvium Quaternary alluvium
Quaternary bog, marsh, swamp, or lake deposits Quaternary bog, marsh, swamp, or lake deposits
Quaternary dune sand Quaternary dune sand
Quaternary eolian deposits, loess Quaternary eolian deposits, loess
Quaternary fragmental volcanic rocks and deposits (includes lahars) Quaternary fragmental volcanic rocks and deposits (includes lahars)
Quaternary mass-wasting deposits Quaternary mass-wasting deposits
Quaternary volcanic rocks Quaternary volcanic rocks
Quaternary-Tertiary intrusive rocks Quaternary-Tertiary intrusive rocks
Quaternary-Tertiary sedimentary rocks and deposits Quaternary-Tertiary sedimentary rocks and deposits
Quaternary-Tertiary volcanic rocks Quaternary-Tertiary volcanic rocks
Tertiary intrusive rocks Tertiary intrusive rocks
Tertiary sedimentary rocks and deposits Tertiary sedimentary rocks and deposits
Tertiary volcanic and sedimentary rocks Tertiary volcanic and sedimentary rocks
Tertiary volcanic rocks Tertiary volcanic rocks
Tertiary fragmental volcanic rocks and deposits (includes lahars) Tertiary fragmental volcanic rocks and deposits (includes lahars)
pre-Tertiary heterogeneous metamorphic rocks pre-Tertiary heterogeneous metamorphic rocks
Tertiary-Cretaceous intrusive rocks Tertiary-Cretaceous intrusive rocks
Mesozoic ultramafic rocks Mesozoic ultramafic rocks
Mesozoic heterogeneous metamorphic rocks Mesozoic heterogeneous metamorphic rocks
Mesozoic intrusive rocks Mesozoic intrusive rocks
Mesozoic metamorphic and igneous rocks Mesozoic metamorphic and igneous rocks
Mesozoic metasedimentary rocks Mesozoic metasedimentary rocks
Mesozoic metavolcanic rocks Mesozoic metavolcanic rocks
Mesozoic sedimentary rocks and deposits Mesozoic sedimentary rocks and deposits
Mesozoic-Paleozoic volcanic rocks Mesozoic-Paleozoic volcanic rocks
Mesozoic-Paleozoic heterogeneous metamorphic rocks Mesozoic-Paleozoic heterogeneous metamorphic rocks
Mesozoic-Paleozoic metasedimentary rocks Mesozoic-Paleozoic metasedimentary rocks
Mesozoic-Paleozoic ultramafic rocks Mesozoic-Paleozoic ultramafic rocks
Paleozoic heterogeneous metamorphic rocks Paleozoic heterogeneous metamorphic rocks
Paleozoic intrusive rocks Paleozoic intrusive rocks
Paleozoic metasedimentary rocks Paleozoic metasedimentary rocks
Paleozoic metavolcanic rocks Paleozoic metavolcanic rocks
Paleozoic sedimentary rocks Paleozoic sedimentary rocks
Paleozoic volcanic rocks Paleozoic volcanic rocks
Paleozoic-Precambrian metasedimentary rocks Paleozoic-Precambrian metasedimentary rocks
Precambrian metasedimentary rocks Precambrian metasedimentary rocks
Precambrian metavolcanic rocks Precambrian metavolcanic rocks
Water Water
Unknown or other Unknown or other
Tectonic zones Tectonic zones
Ice Ice
1:24,000 Geology Coverage (9)