Geologic map of the Dillon quadrangle, Summit and Grand Counties, Colorado

Online link https://geo-nsdi.er.usgs.gov/metadata/map-mf/2390/metadata.faq.html
Description New 1:24,000-scale geologic mapping along the Interstate-70 urban corridor in western Colorado, in support of the USGS Central Region State/USGS Cooperative Geologic Mapping Project, is contributing to a more complete understanding of the stratigraphy, st
Originators Kellogg, Karl S.
Publication U.S. Geological Survey Miscellaneous Field Studies Map MF-2390

Related topics

States or counties

Overview of attributes

COVERAGE NAME:  vaileastgeol
DATABASE STRUCTURE OF VAILEASTGEOL.PAT
>COLUMN   ITEM NAME        WIDTH OUTPUT  TYPE N.DEC  ALTERNATE NAME     INDEXED?
> 1  AREA                   4    12     F      3                        -
> 5  PERIMETER              4    12     F      3                        -
> 9  VAILEASTGEOL#          4     5     B      -                        -
>13  VAILEASTGEOL-ID        4     5     B      -                        -
>17  SYMBOL                 4     4     I      -    S                   -
>21  LABEL                  6     6     C      -    L                   -
>27  UNIT                   5     5     C      -                        -
>32  DESCRIPTION          100   100     C      -    D                   -
>DESCRIPTIONS OF ITEM NAMES
>LABEL:       Geologic unit label with symbols for unique geologic fonts.
>UNIT:        Geologic unit label with letters for unique geologic fonts.
>SYMBOL:    Numbers given to map units representing values of color used from shadeset "color524.shd".
>DESCRIPTION:  Brief geologic explanations of map units.
>UNIT    DESCRIPTION
>----    -------------------------------------------------------------------
>Cp	Peerless Formation (Upper Cambrian)
>Cs	Sawatch Quartzite (Upper Cambrian)
>Dp	Parting Formation (Upper Devonian)
>PPm	Maroon Formation (Permian and Pennsylvanian)
>Pm	Minturn Formation, undifferentiated (Middle Pennsylvanian)
>Pmj	Jacque Mountain Limestone Member of Minturn Formation
>Pml	Lower member of Minturn Formation
>Pmls	Limestone bed of Lower member
>Pmm	Middle member of Minturn Formation
>Pmr	Robinson Limestone Member of Minturn Formation
>Pmrl	Limestone bed of Robinson Member
>Pmu	Upper member of Minturn Formation
>Pmwq	White Quail Limestone Member of Minturn Formation
>Qa	Alluvium (Holocene)
>Qac	Alluvium and colluvium, undivided (Holocene and upper Pleistocene)
>Qbf	Boulder field (upper Pleistocene)
>Qc	Colluvium (Holocene and upper Pleistocene)
>Qd	Diamicton (middle to lower Pleistocene)
>Qdf	Debris-flow deposits (Holocene and upper Pleistocene)
>Qf	Fan deposits (Holocene and upper Pleistocene)
>Qfm	Felsenmeer (Holocene and Pleistocene)
>Qls	Landslide deposits (Holocene and upper Pleistocene)
>Qlsy	Recent landslide deposits (Holocene)
>Qr	Rock-glacier deposits (Holocene and upper Pleistocene)
>Qt	Talus (Holocene and upper Pleistocene)
>Qtb	Till of Bull Lake glaciation (middle Pleistocene)
>Qtb?	Till of Bull Lake glaciation (middle Pleistocene), queried
>Qtp	Till of Pinedale glaciation (upper Pleistocene)
>Qtp?	Till of Pinedale glaciation (upper Pleistocene), queried
>Qw	Wetland deposits (Holocene and upper Pleistocene)
>Xap	Aplitic granite (Early Proterozoic)
>Xbg	Biotite gneiss (Early Proterozoic)
>Xdi	Diorite (Early Proterozoic)
>Xg	Cross Creek Granite (Early Proterozoic)
>Xgb	Gabbro (Early Proterozoic)
>Xm	Migmatitic biotite gneiss (Early Proterozoic)
>af	Artificial fill (Holocene)
>s	Snowfield (Holocene)
>w	Body of water
DATABASE STRUCTURE OF VAILEASTGEOL.AAT
>COLUMN   ITEM NAME        WIDTH OUTPUT  TYPE N.DEC  ALTERNATE NAME     INDEXED?
> 1  FNODE#                 4     5     B      -                        -
> 5  TNODE#                 4     5     B      -                        -
> 9  LPOLY#                 4     5     B      -                        -
>13  RPOLY#                 4     5     B      -                        -
>17  LENGTH                 4    12     F      3                        -
>21  VAILEASTGEOL#          4     5     B      -                        -
>25  VAILEASTGEOL-ID        4     5     B      -                        -
>29  DESCRIPTION           80    80     C      -    D                   -
DESCRIPTIONS OF ITEM NAMES
>DESCRIPTION:   Description of line features, using digital cartographic standards
>DESCRIPTION
>-------------------------
>clastic dike-certain
>contact-approximately located
>contact-certain
>dike-certain
>fault-approximately located
>fault-certain
>map boundary
>normal fault-approximately located
>normal fault-certain
>reverse fault-approximately located
>reverse fault-certain
>shear zone
>shoreline
>strike-slip fault, left-lateral offset-approximately located
>strike-slip fault, left-lateral offset-certain
>thrust fault-certain
------------------------------
COVERAGE NAME:  vaileastline
------------------------------
DATABASE STRUCTURE OF VAILEASTLINE.AAT:
>COLUMN   ITEM NAME        WIDTH OUTPUT  TYPE N.DEC  ALTERNATE NAME     INDEXED?
> 1  FNODE#                 4     5     B      -                        -
> 5  TNODE#                 4     5     B      -                        -
> 9  LPOLY#                 4     5     B      -                        -
>13  RPOLY#                 4     5     B      -                        -
>17  LENGTH                 4    12     F      3                        -
>21  VAILEASTLINE#          4     5     B      -                        -
>25  VAILEASTLINE-ID        4     5     B      -                        -
>29  DESCRIPTION           80    80     C      -    D                   -
DESCRIPTIONS OF ITEM NAMES
>DESCRIPTION:  Description of line features, using digital cartographic standards
>DESCRIPTION
>-------------------------------
>anticline-certain
>contact-concealed
>cross-section line
>dike or sill-certain
>fault-concealed
>horizontal anticline-concealed
>horizontal syncline-certain
>horizontal syncline-concealed
>limestone bed line
>reverse fault-concealed
>thrust fault-concealed
COVERAGE NAME:  vaileastpoint
DATABASE STRUCTURE OF VAILEASTPOINT.PAT
>COLUMN   ITEM NAME        WIDTH OUTPUT  TYPE N.DEC  ALTERNATE NAME     INDEXED?
> 1  AREA                   4    12     F      3                        -
> 5  PERIMETER              4    12     F      3                        -
> 9  VAILEASTPOINT#         4     5     B      -                        -
>13  VAILEASTPOINT-ID       4     5     B      -                        -
>17  ROTATION               7     7     I      -                        -
>24  INCLINATION            5     5     I      -                        -
>29  DESCRIPTION           80    80     C      -    D                   -
DESCRIPTIONS OF ITEM NAMES:
>ROTATION:  Compass direction of bedding trend, in degrees.
>INCLINATION:  Angle of bedding dip, in degrees from horizontal.
>DESCRIPTION   Brief geologic explanation of point type, using digital cartographic standards
>DESCRIPTION
>-------------------------------
>fault dip symbol
>fold plunge arrow
>horizontal bedding
>inclined bedding - showing approximate strike and dip
>inclined bedding - showing strike and dip
>inclined foliation - showing strike and dip
>inclined joints - showing strike and dip
>left lateral symbol
>lineation arrows
>minor inclined fault - showing strike and dip
>minor vertical or near-vertical fault - showing strike
>overturned bedding - showing strike and dip
>vertical bedding
>vertical foliation  - showing strike
ITEM VALUES FOR 'ROTATION:
range of values:  0 - 359
ITEM VALUES FOR 'INCLINATION':
range of values:  0 - 90

http://pubs.usgs.gov/mf/2003/mf-2375/mf-2375pam508.pdf