Geologic map of the Eagle quadrangle, Eagle County, Colorado

Online link https://geo-nsdi.er.usgs.gov/metadata/map-mf/2361/metadata.faq.html
Description The Eagle quadrangle covers an area that straddles the Eagle River and Interstate 70 (I-70) and it includes the town of Eagle, Colo., which is located in the southwestern part of the quadrangle, just south of I-70 and the Eagle River, about 37 km west of
Originators Lidke, David J.
Publication U.S. Geological Survey Miscellaneous Field Studies Map MF-2361

Related topics

States or counties

Overview of attributes

>---------------------------------------------------------------
>COVERAGE NAME: eagleln
>---------------------------------------------------------------
>
>USER-DEFINED ITEMS IN EAGLELN.AAT:
>------------------------------------
>
>ATTRIBUTE NAME: DESCRIPTION
>DATABASE ITEM STRUCTURE: 80,80,C,0
>DESCRIPTION: type of line entity
>ITEM VALUES FOR 'DESCRIPTION':
>(see table below)
>
>ATTRIBUTE NAME: SYMBOL
>DATABASE ITEM STRUCTURE: 3,3,I,0
>DESCRIPTION: line symbol used to draw line entity (geol_sfo.lin and geoscamp1.lin)
>ITEM VALUES FOR 'SYMBOL':
>(see table below)
>
>Relationship of items 'DESCRIPTION' and 'SYMBOL':
>
>DESCRIPTION                                SYMBOL
>---------------------------------------------------
>anticline, certain                           60
>anticline, concealed                         63
>anticline, inferred                          62
>cross-section A-A'                          210
>cross-section B-B'                          210
>plunging anticline, certain                  60
>plunging anticline, concealed                63
>plunging syncline, certain                   92
>plunging syncline, concealed                 95
>pressure (buckle) ridge in landslide         85
>syncline, certain                            92
>syncline, concealed                          95
>syncline, inferred                           94
>
>---------------------------------------------------------------
>COVERAGE NAME: eaglept
>---------------------------------------------------------------
>
>USER-DEFINED ITEMS IN EAGLEPT.PAT:
>------------------------------------
>
>ATTRIBUTE NAME: DESCRIPTION
>DATABASE ITEM STRUCTURE: 80,80,C,0
>DESCRIPTION: type of point entity
>ITEM VALUES FOR 'DESCRIPTION':
>(see table below)
>
>ATTRIBUTE NAME: AZIMUTH
>DATABASE ITEM STRUCTURE: 3,3,I,0
>DESCRIPTION: compass orientation of point measurement, if applicable
>ITEM VALUES FOR 'AZIMUTH':
>integer value in the range 0-359
>
>
>ATTRIBUTE NAME: INCLINATION
>DATABASE ITEM STRUCTURE: 5,5,C,0
>DESCRIPTION: inclination from vertical of point measurement, if applicable
>ITEM VALUES FOR 'INCLINATION':
>values in the range 0-89, or blank where inclination unknown
>
>
>ATTRIBUTE NAME: SYMBOLCODE
>DATABASE ITEM STRUCTURE: 3,3,I,0
>DESCRIPTION: markersymbol used to draw point entity (geoscamp1.mrk, geoscamp2.mrk, usgs.mrk, oilgas.mrk)
>ITEM VALUES FOR 'SYMBOLCODE':
>(see table below)
>
>Relationship of items 'DESCRIPTION' and 'SYMBOLCODE':
>
>DESCRIPTION                                 SYMBOLCODE
>-------------------------------------------------------
>approximate strike and dip of inclined beds         14
>strike and dip of contorted beds                     9
>ash deposit                                        241
>dry hole                                           101
>horizontal bedding                                   1
>minor anticline                                    413
>strike and dip of inclined beds                      2
>
>
>
>---------------------------------------------------------------
>COVERAGE NAME: eaglepy
>---------------------------------------------------------------
>
>USER-DEFINED ITEMS IN EAGLEPY.PAT:
>------------------------------------
>
>ATTRIBUTE NAME: DESCRIPTION
>DATABASE ITEM STRUCTURE: 80,80,C,0
>DESCRIPTION: description of geologic unit
>ITEM VALUES FOR 'DESCRIPTION':
>(see table below)
>
>ATTRIBUTE NAME: LABEL
>DATABASE ITEM STRUCTURE: 6,6,C,0
>DESCRIPTION: geologic unit label
>ITEM VALUES FOR 'LABEL':
>(see table below)
>
>ATTRIBUTE NAME: SYMBOL
>DATABASE ITEM STRUCTURE: 4,4,I,0
>DESCRIPTION: shade symbol used to color geologic unit polygon (color524.shd)
>ITEM VALUES FOR 'SYMBOL':
>(see table below)
>
>Relationship of items 'DESCRIPTION', 'LABEL', and 'SYMBOL':
>
>LABEL   SYMBOL    DESCRIPTION
>--------------------------------------------
>(none)     313    water
>&e         241    Eagle Valley Formation
>&ee        243    Eagle Valley Evaporite
>@Ps        372    State Bridge Formation
>@c         510    Chinle Formation
>Je         365    Entrada Sandstone
>Jm         427    Morrison Formation
>Kb         379    Benton Shale
>Kd         454    Dakota Sandstone
>Kn         482    Niobrara Formation
>Ku         391    Niobrara Formation and Benton Shale, undivided
>P&m        320    main body of Maroon Formation
>Pms        316    Schoolhouse Member of Maroon Formation
>QTbr        22    basalt rubble
>Qa           6    stream-channel and flood-plain deposits along Brush Creek
>Qac         25    undivided alluvium and colluvium
>Qalc         7    stream-channel and flood-plain deposits along Eagle River
>Qc          12    colluvium, undifferentiated
>Qcd         12    colluvium of Dakota Sandstone
>Qcg         12    gravelly colluvium
>Qcv         12    basalt-rich colluvium
>Qdo         34    older debris-flow deposits
>Qdu         55    undifferentiated debris-flow and landslide deposits of Eby Creek
>Qdy         15    younger debris-flow deposits
>Qfo         33    older fan alluvium and colluvium
>Qfy         32    younger fan alluvium and colluvium
>Qls         16    landslide deposits
>Qlsb        16    landslide derived from Benton Shale
>Qlsn        16    landslide derived from Niobrara Formation
>Qlsv        16    landslide debris of volcanic rocks
>Qp         451    pediment deposit
>Qtm         20    intermediate terrace alluvium
>Qto         13    older terrace alluvium
>Qtpl        19    lower oldest terrace alluvium
>Qtpm        19    middle oldest terrace alluvium
>Qtpu        19    upper oldest terrace alluvium
>Qty         23    younger terrace alluvium
>Tb         130    basaltic flows
>Tbv         39    basaltic flows, volcaniclastic rocks, and conglomerate
>Tg          51    Tertiary gravel
>af           8    artificial fill
>
>In the LABEL item, the & and @ refer to the Pennsylvanian and Triassic
>symbols, respectively.
>
>USER-DEFINED ITEMS IN EAGLEPY.AAT:
>------------------------------------
>
>ATTRIBUTE NAME: DESCRIPTION
>DATABASE ITEM STRUCTURE: 80,80,C,0
>DESCRIPTION: type of line entity
>ITEM VALUES FOR 'DESCRIPTION':
>(see table below)
>
>ATTRIBUTE NAME: SYMBOL
>DATABASE ITEM STRUCTURE: 3,3,I,0
>DESCRIPTION: line symbol used to draw line entity (geol_sfo.lin and geoscamp1.lin)
>ITEM VALUES FOR 'SYMBOL':
>(see table below)
>
>Relationship of items 'DESCRIPTION' and 'SYMBOL':
>
>DESCRIPTION                                    SYMBOL
>-----------------------------------------------------
>contact, certain                                    1
>contact, approximately located                      2
>contact, concealed                                  4
>high-angle fault, certain                         173
>high-angle fault, concealed                       176
>high-angle fault, inferred                        217
>high-angle fault, certain, with bar and ball       50
>high-angle fault, concealed, with bar and ball    184
>high-angle fault, inferred, with bar and ball     183
>landslide scarp, certain                           15
>map boundary                                       50
>marker bed, certain                                50
>marker bed, approximately located                  51
>water boundary                         0
>
>---------------------------------------------------------------
>COVERAGE NAME: eaglepit
>---------------------------------------------------------------
>
>USER-DEFINED ITEMS IN EAGLEPIT.PAT:
>------------------------------------
>
>ATTRIBUTE NAME: DESCRIPTION
>DATABASE ITEM STRUCTURE: 80,80,C,0
>DESCRIPTION: description of polygon
>ITEM VALUES FOR 'DESCRIPTION': gravel pit
>
>ATTRIBUTE NAME: SYMBOL
>DATABASE ITEM STRUCTURE: 4,4,I,0
>DESCRIPTION: shade symbol used to color polygon (color524.shd)
>ITEM VALUES FOR 'SYMBOL': 0
>
>
>USER-DEFINED ITEMS IN EAGLEPY.AAT:
>------------------------------------
>
>ATTRIBUTE NAME: DESCRIPTION
>DATABASE ITEM STRUCTURE: 80,80,C,0
>DESCRIPTION: type of line entity
>ITEM VALUES FOR 'DESCRIPTION': gravel pit boundary
>
>ATTRIBUTE NAME: SYMBOL
>DATABASE ITEM STRUCTURE: 3,3,I,0
>DESCRIPTION: line symbol used to draw line entity (geol_sfo.lin and geoscamp1.lin)
>ITEM VALUES FOR 'SYMBOL': 1

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