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Legend (Inventory_Geology/Digital_Geologic-GIS_Map_of_the_Cerro_Summit_Quadrangle_Colorado)

CESU - Geologic Cross Section Lines (0)
geologic cross section line geologic cross section line
CESU - Geologic Attitude Observation Localities (1)
strike and dip of inclined beds strike and dip of inclined beds
strike and dip of inclined cleavage strike and dip of inclined cleavage
strike and dip of inclined foliation strike and dip of inclined foliation
trend of minor syncline trend of minor syncline
CESU - Observed Trend and Linear Trend Lines (2)
linear trend line linear trend line
CESU - Hazard Feature Lines (3)
landslide escarpment/scarp, approximate landslide escarpment/scarp, approximate
CESU - Geologic Point Features (4)
coal outcrop coal outcrop
clinker rock locality clinker rock locality
CESU - Map Symbology (5)
fold plunge arrow head fold plunge arrow head
fault up 'U' indicator fault up 'U' indicator
fault down 'D' indicator fault down 'D' indicator
syncline symbol syncline symbol
overturned anticline symbol overturned anticline symbol
overturned syncline symbol overturned syncline symbol
uncertainty '?' indicator uncertainty '?' indicator
CESU - Folds (6)
syncline, approximate syncline, approximate
syncline, concealed syncline, concealed
overturned anticline, approximate overturned anticline, approximate
overturned syncline, approximate overturned syncline, approximate
CESU - Faults (7)
normal fault, known or certain normal fault, known or certain
normal fault, approximate normal fault, approximate
normal fault, concealed normal fault, concealed
normal fault, concealed and queried normal fault, concealed and queried
unknown offset/displacement, approximate unknown offset/displacement, approximate
unknown offset/displacement, concealed unknown offset/displacement, concealed
detachment fault/decollement, known or certain detachment fault/decollement, known or certain
detachment fault/decollement, approximate detachment fault/decollement, approximate
detachment fault/decollement, concealed detachment fault/decollement, concealed
CESU - Linear Geologic Units and Dikes (8)
Qvfva - Valley-fill deposits of Bostwick-Shinn Park, volcanic ash a (Pleistocene), known or certain Qvfva - Valley-fill deposits of Bostwick-Shinn Park, volcanic ash a (Pleistocene), known or certain
Qvfvb - Valley-fill deposits of Bostwick-Shinn Park, volcanic ash b (Pleistocene), known or certain Qvfvb - Valley-fill deposits of Bostwick-Shinn Park, volcanic ash b (Pleistocene), known or certain
Kfc - Fruitland Formation, coal bed at base of formation (Upper Cretaceous), known or certain Kfc - Fruitland Formation, coal bed at base of formation (Upper Cretaceous), known or certain
Kfc - Fruitland Formation, coal bed at base of formation (Upper Cretaceous), concealed Kfc - Fruitland Formation, coal bed at base of formation (Upper Cretaceous), concealed
Kmjl - Mancos Shale, top of Juan Lopez Member (Upper Cretaceous), known or certain Kmjl - Mancos Shale, top of Juan Lopez Member (Upper Cretaceous), known or certain
Kmjl - Mancos Shale, top of Juan Lopez Member (Upper Cretaceous), concealed Kmjl - Mancos Shale, top of Juan Lopez Member (Upper Cretaceous), concealed
CESU - Geologic Contacts (9)
known or certain known or certain
approximate approximate
concealed concealed
water or shoreline water or shoreline
quadrangle boundary quadrangle boundary
CESU - Geologic Units (10)
water water
Qla - Active and recent landslide deposits (Recent) Qla - Active and recent landslide deposits (Recent)
Ql - Landslide deposits (Holocene and Pleistocene) Ql - Landslide deposits (Holocene and Pleistocene)
Qe - Eolian deposits (Holocene and Pleistocene) Qe - Eolian deposits (Holocene and Pleistocene)
Qac - Alluvium and colluvium (Holocene and upper Pleistocene) Qac - Alluvium and colluvium (Holocene and upper Pleistocene)
Qlm - Prominent earthflow and mudflow lobes (Pleistocene) Qlm - Prominent earthflow and mudflow lobes (Pleistocene)
Qvf - Valley-fill deposits of Bostwick-Shinn Park (Pleistocene) Qvf - Valley-fill deposits of Bostwick-Shinn Park (Pleistocene)
Qpa - Pediment deposits, pediment remnant (Pleistocene) Qpa - Pediment deposits, pediment remnant (Pleistocene)
Qpb - Pediment deposits, highest pediment remnant (Pleistocene) Qpb - Pediment deposits, highest pediment remnant (Pleistocene)
Qsg - Older stream gravel of Shinn Park (Pleistocene) Qsg - Older stream gravel of Shinn Park (Pleistocene)
QTgd - Gravel deposits (Pleistocene or Pliocene) QTgd - Gravel deposits (Pleistocene or Pliocene)
QTl - Older landslide deposit on Waterdog Peak (Pleistocene or Pliocene) QTl - Older landslide deposit on Waterdog Peak (Pleistocene or Pliocene)
Tc - Conglomerate on Povery Mesa (Tertiary) Tc - Conglomerate on Povery Mesa (Tertiary)
Kf - Fruitland Formation (Upper Cretaceous) Kf - Fruitland Formation (Upper Cretaceous)
Kpc - Pictured Cliffs Sandstone (Upper Cretaceous) Kpc - Pictured Cliffs Sandstone (Upper Cretaceous)
Km - Mancos Shale, undivided (Upper Cretaceous) Km - Mancos Shale, undivided (Upper Cretaceous)
Kms - Mancos Shale, silty-marker bed (Upper Cretaceous) Kms - Mancos Shale, silty-marker bed (Upper Cretaceous)
Kd - Dakota Sandstone (Upper Cretaceous) Kd - Dakota Sandstone (Upper Cretaceous)
Jm - Morrison Formation (Upper Jurassic) Jm - Morrison Formation (Upper Jurassic)
Jw - Wanakah Formation (Upper Jurassic) Jw - Wanakah Formation (Upper Jurassic)
Je - Entrada Sandstone (Upper Jurassic) Je - Entrada Sandstone (Upper Jurassic)
PCg - Gabbro (Precambrian) PCg - Gabbro (Precambrian)
PCp - Pegmatite (Precambrian) PCp - Pegmatite (Precambrian)
PCgs - Massive quartzitic gneiss, and schist and gneiss (Precambrian) PCgs - Massive quartzitic gneiss, and schist and gneiss (Precambrian)