Dikes 100K (19)
| Dike - Identity and existence certain, location accurate |
| Dike - Identity or existence certain, location concealed |
Attitude Measurements 100K (20)
| 2.5 minute tick marks [89] |
| Spring |
| (A) Horizontal bedding [6] |
| (A) Bedding, showing strike and dip [1] |
| (A) Vertical bedding [3] |
| (A) Overturned bedding, showing strike and dip [2] |
| (B) Approximate horizontal bedding [93] |
| (B) Approximate bedding, showing strike and dip [8] |
| (B) Vertical bedding, showing approximate strike [92] |
| (B) Approximate overturned bedding, showing strike and dip [97] |
| (B) Approximate bedding, top direction known, showing strike and dip [98] |
| (C) Bedding, top direction known, showing strike and dip [13] |
| (C) Overturned bedding, top direction known, showing strike and dip [14] |
| (C) Vertical bedding, top direction known, showing strike. Ball shows top direction [15] |
| (D) Bedding in unconsolidated sedimentary or unconsolidated volcanic deposits, showing strike and dip [71] |
| (D) Foreset bedding in unconsolidated sedimentary or volcanic deposits, showing strike and dip [72] |
| (D) Topset bedding in unconsolidated sedimentary deposits or volcanic deposits, showing strike and dip [74] |
| (D) Bottomset bedding in unconsolidated sedimentary or volcanic deposits, showing strike and dip [75] |
| (E) Bedding in phacoids in shear zone, showing strike and dip [28] |
| (E) Bedding in phacoids in shear zone, showing strike and dip; top direction known [31] |
| (E) Vertical bedding in phacoids in shear zone, showing strike [41] |
| (F) Crenulated, warped, undulatory, or contorted bedding, showing approximate strike and dip [21] |
| (F) Vertical crenulated, warped, undulatory, or contorted bedding, showing approximate strike [34] |
| (G) Flow banding, lamination, layering, or foliation in igneous rock, showing strike and dip [84] |
| (G) Vertical flow banding, lamination, layering, or foliation in igneous rock, showing showing strike [86] |
| (H) Inclined dike [82] |
| (H) Inclined contact [83] |
| (I) Minor fault [53] |
| (I) Minor vertical fault [54] |
| (I) Slickenlines, showing bearing and plunge [67] |
| (I) Slickenside, showing strike and dip [69] |
| (I) Vertical slickenside, showing strike [77] |
| (I) Inclined fault, showing dip value and direction [81] |
| (I) Shear, showing strike and dip [85] |
| (I) Shear, showing strike [88] |
| (J) Metamorphic or tectonic foliation, showing strike and dip [7] |
| (J) Vertical metamorphic or tectonic foliation [9] |
| (J) Horizontal metamorphic or tectonic foliation [10] |
| (J) Vertical metamorphic or tectonic foliation parallel to bedding, showing strike [20] |
| (J) Metamorphic or tectonic foliation parallel to bedding, showing strike and dip [27] |
| (J) Crinkled or deformed metamorphic or tectonic foliation, showing approximate strike and dip [29] |
| (J) Crinkled or deformed metamorphic or tectonic foliation parallel to bedding, showing approximate strike and dip [35] |
| (J) Vertical or near-vertical crinkled or deformed metamorphic or tectonic foliation, showing approximate strike [39] |
| (J) First-generation metamorphic or tectonic foliation, showing strike and dip [59] |
| (J) Second-generation metamorphic or tectonic foliation, showing strike and dip [60] |
| (J) Third-generation metamorphic or tectonic foliation, showing strike and dip [61] |
| (J) Vertical first-generation metamorphic or tectonic foliation, showing strike [78] |
| (J) Mylonitic foliation, showing strike and dip [80] |
| (J) Horizontal mylonitic foliation [94] |
| (J) Vertical mylonitic foliation, showing strike [95] |
| (K) Minor joint or shear, showing strike and dip [16] |
| (K) Minor vertical joint or shear, showing strike [25] |
| (K) Minor horizontal joint or shear [96] |
| (Kb) Minor inclined vein, showing strike and dip [73] |
| (L) Cleavage, showing strike and dip [19] |
| (L) First-generation cleavage showing strike and dip [66] |
| (L) Vertical cleavage, showing strike [90] |
| (L) Horizontal cleavage [91] |
| (M) Horizontal mineral lineation, showing bearing [11] |
| (M) Inclined crenulation lineation - Showing bearing and plunge |
| (M) Mineral lineation, showing bearing and plunge [12] |
| (M) Vertical mineral lineation [18] |
| (M) First-generation mineral lineation, showing bearing and plunge [56] |
| (M) Second-generation mineral lineation, showing bearing and plunge [57] |
| (M) Third-generation mineral lineation, showing bearing and plunge [58] |
| (M) Aligned stretched-object lineation, showing bearing and plunge [68] |
| (M) Sole mark, tool mark, scour mark, flute mark, groove, or channel in sedimentary materials, showing bearing and plunge [70] |
| (M) Younger glacial striation or groove, showing measured bearing and direction of flow [76] |
| (M) Older glacial striation or groove, showing measured bearing and direction of flow [101] |
| (N) Fold hinge of minor anticline, showing bearing and plunge [22] |
| (N) Fold hinge of minor syncline, showing bearing and plunge [23] |
| (N) Fold hinge of minor first-generation fold, showing bearing and plunge [40] |
| (N) Fold hinge of minor second-generation fold showing bearing and plunge [43] |
| (N) Fold hinge of minor third-generation fold—showing bearing and plunge [45] |
| (N) Fold hinge of minor M-shaped fold, showing bearing and plunge [47] |
| (N) Z-shaped minor fold hinge, showing bearing and plunge [49] |
| (N) S-shaped minor fold hinge, showing bearing and plunge [51] |
| (N) Fold hinge of generic minor fold, Showing bearing and plunge [55] |
| (N) Fold axial surface, showing strike and dip [62] |
| (N) First-generation fold axial surface, showing strike and dip [63] |
| (N) Second-generation fold axial surface, showing strike and dip [64] |
| (N) Third-generation fold axial surface, showing strike and dip [65] |
| (N) Minor dome [99] |
| (N) Minor basin [100] |
Geologic Unit Points 100K (21)
| Geochemical sample locality |
| Electron microprobe sample locality |
| Geologic unit too small to show as a polygon at map scale |
| Paleomagnetic sample — Normal magnetization |
| Paleomagnetic sample — Transitional magnetization |
| Paleomagnetic sample — Reversed magnetization |
Linear Geologic Features 100K (23)
| 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 or existence questionable, location accurate |
| Continental ice limit, late Wisconsinan - Identity and existence certain, location accurate |
| Continental ice limit, pre-late Wisconsinan - Identity and existence certain, location accurate |
| Landslide scarp - Identity and existence certain, location accurate. Hachures on downslope side |
Folds 100K (25)
| (A) Anticline, certain accurate |
| (A) Anticline, questionable accurate |
| (A) Anticline, certain approximate |
| (A) Anticline, certain inferred |
| (A) Anticline, certain concealed |
| (A) Anticline, questionable concealed |
| (B) Syncline, certain accurate |
| (B) Syncline, questionable accurate |
| (B) Syncline, certain approximate |
| (B) Syncline, certain inferred |
| (B) Syncline, certain concealed |
| (B) Syncline, questionable concealed |
| (C) Overturned anticline, certain accurate |
| (C) Overturned anticline, certain approximate |
| (C) Overturned anticline, certain concealed |
| (C) Overturned syncline, certain accurate |
| (C) Overturned syncline, certain approximate |
| (C) Overturned syncline, certain concealed |
| (D) Monocline, anticlinal bend, certain accurate |
| (D) Monocline, anticlinal bend, certain approximate |
| (D) Monocline, anticlinal bend, certain concealed |
| (D) Monocline, anticlinal bend, questionable concealed |
| (D) Monocline, synclinal bend, certain accurate |
| (D) Monocline, synclinal bend, certain approximate |
| (D) Monocline, synclinal bend, certain concealed |
| (D) Monocline, synclinal bend, questionable concealed |
Faults 100K (26)
| (B) Normal, certain accurate |
| (B) Normal, certain approximate |
| (B) Normal, questionable approximate |
| (B) Normal, certain inferred |
| (B) Normal, certain concealed |
| (F) Low-angle normal, certain accurate |
| (F) Low-angle normal, certain inferred |
| (F) Low-angle normal, certain concealed |
| (Bb) Reverse, certain accurate |
| (Bb) Reverse, questionable accurate |
| (Bb) Reverse, certain approximate |
| (Bb) Reverse, certain inferred |
| (F) Thrust, certain accurate |
| (F) Thrust, questionable accurate |
| (F) Thrust, certain approximate |
| (F) Thrust, questionable approximate |
| (F) Thrust, certain inferred |
| (F) Thrust, certain concealed |
| (F) Thrust, questionable concealed |
| (C) High-angle, certain accurate |
| (C) High-angle, questionable accurate |
| (C) High-angle, certain approximate |
| (C) High-angle, questionable approximate |
| (C) High-angle, certain inferred |
| (C) High-angle, certain concealed |
| (C) High-angle, questionable concealed |
| (D) Right-lateral, certain accurate |
| (D) Right-lateral, certain approximate |
| (D) Right-lateral, questionable approximate |
| (D) Right-lateral, certain inferred |
| (D) Right-lateral, certain concealed |
| (D) Left-lateral, certain accurate |
| (D) Left-lateral, certain approximate |
| (D) Left-lateral, certain inferred |
| (D) Left-lateral, certain concealed |
| (Ec) Oblique high-angle right-lateral, certain accurate |
| (Ec) Oblique high-angle right-lateral, certain inferred |
| (Ec) Oblique high-angle right-lateral, certain concealed |
| (A) Fault, certain accurate |
| (A) Fault, questionable accurate |
| (A) Fault, certain approximate |
| (A) Fault, questionable approximate |
| (A) Fault, certain inferred |
| (A) Fault, questionable inferred |
| (A) Fault, certain concealed |
| (A) Fault, questionable concealed |
| (G) Fracture, certain accurate |
| (G) Fracture, certain concealed |
Contacts 100K (27)
| Contact - Identity and existence certain, location accurate |
| Contact - Identity and existence certain, location approximate |
| Contact - Identity and existence certain, location inferred |
| Contact - Identity and existence certain, location concealed |
| Scratch boundary |
| Gradational contact - Identity and existence certain, location accurate |
| Shoreline |
| Glacial ice boundary |
| Quadrangle boundary |
Geologic Units 100K (28)
| Quaternary bog, marsh, swamp, or lake deposits |
| Pleistocene bog, marsh, swamp, or lake deposits |
| Quaternary fragmental volcanic rocks and deposits (includes lahars) |
| Pleistocene fragmental volcanic rocks and deposits (includes lahars) |
| Holocene artificial fill and modified land |
| Quaternary alluvium |
| Quaternary mass-wasting deposits |
| Quaternary dune sand |
| Quaternary eolian deposits, loess |
| Pleistocene continental glacial drift |
| Holocene alpine glacial drift |
| Pleistocene alpine glacial drift |
| Pleistocene continental glacial till |
| Pleistocene outburst flood deposits |
| Pleistocene glacial and nonglacial deposits |
| Quaternary volcanic rocks |
| Quaternary sedimentary rocks and deposits |
| Pleistocene sedimentary rocks and deposits |
| Pleistocene volcanic rocks |
| Pleistocene intrusive rocks |
| Quaternary-Tertiary sedimentary rocks and deposits |
| Quaternary-Tertiary volcanic rocks |
| Quaternary-Tertiary intrusive rocks |
| Quaternary-Tertiary mass-wasting deposits |
| Tertiary sedimentary rocks and deposits |
| Tertiary volcanic and sedimentary rocks |
| Tertiary fragmental volcanic rocks and deposits (includes lahars) |
| Tertiary volcanic rocks |
| Miocene Columbia River Basalt Group, undivided |
| Miocene Columbia River Basalt Group, Grande Ronde Basalt |
| Miocene Columbia River Basalt Group, Imnaha Basalt |
| Miocene Columbia River Basalt Group, Saddle Mountains Basalt |
| Miocene Columbia River Basalt Group, Wanapum Basalt |
| Eocene Crescent Formation, volcanic rocks |
| Tertiary intrusive rocks |
| Tertiary mass-wasting deposits |
| Tertiary metamorphic and igneous rocks |
| Tertiary heterogeneous metamorphic rocks |
| pre-Tertiary heterogeneous metamorphic rocks |
| pre-Tertiary ultramafic rocks |
| pre-Tertiary metavolcanic rocks |
| pre-Tertiary intrusive rocks |
| pre-Tertiary metamorphic and igneous rocks |
| pre-Tertiary metasedimentary rocks |
| pre-Tertiary volcanic rocks |
| Tertiary-Cretaceous intrusive rocks |
| Tertiary-Cretaceous sedimentary rocks and deposits |
| Tertiary-Cretaceous metasedimentary rocks |
| Tertiary-Cretaceous heterogeneous metamorphic rocks |
| Tertiary-Cretaceous metamorphic and igneous rocks |
| Tertiary-Cretaceous volcanic rocks |
| Mesozoic sedimentary rocks and deposits |
| Mesozoic metasedimentary rocks |
| Mesozoic heterogeneous metamorphic rocks |
| Mesozoic metavolcanic rocks |
| Mesozoic intrusive rocks |
| Mesozoic ultramafic rocks |
| Mesozoic metamorphic and igneous rocks |
| Mesozoic fragmental volcanic rocks and deposits (includes lahars) |
| Mesozoic volcanic and sedimentary rocks |
| Mesozoic volcanic rocks |
| Mesozoic-Paleozoic metasedimentary rocks |
| Mesozoic-Paleozoic heterogeneous metamorphic rocks |
| Mesozoic-Paleozoic ultramafic rocks |
| Mesozoic-Paleozoic volcanic rocks |
| Mesozoic-Paleozoic intrusive rocks |
| Paleozoic metasedimentary rocks |
| Paleozoic heterogeneous metamorphic rocks |
| Paleozoic metavolcanic rocks |
| Paleozoic intrusive rocks |
| Paleozoic sedimentary rocks |
| Paleozoic volcanic and sedimentary rocks |
| Paleozoic volcanic rocks |
| Paleozoic-Precambrian metasedimentary rocks |
| Paleozoic-Precambrian heterogeneous metamorphic rocks |
| Paleozoic-Precambrian intrusive rocks |
| Precambrian metasedimentary rocks |
| Precambrian metavolcanic rocks |
| Precambrian heterogeneous metamorphic rocks |
| Precambrian intrusive rocks |
| Precambrian sedimentary rocks and deposits |
| Tectonic zone |
| Water |
| Ice |
|