Post on 24-Oct-2020
CORRELATION OF MAP UNITS
ALLUVIALGLACIALHUMAN-
MADE COLLUVIALALLUVIAL and
COLLUVIAL
SURFICIAL DEPOSITS
BEDROCK UNITS
Qal
Qfy
Qaco
Qls
Qfp
Qpoy
Qboy
Qi
Qn
Qna
Qpoo
af
Qf
Qfo
Holocene
LatePleistocenePinedaleglaciation
MiddlePleistocene(Bull Lakeglaciation)
EarlyPleistocene
Pliocene
Miocene
Oligocene
Eocene
MiddleProterozoic
EarlyProterozoic
QUATERNARY
NEOGENE
PALEOGENE
PROTEROZOIC
UNCONFORMITY
UNCONFORMITY
PERIGLACIALand LACUSTRINE
Qta
Qnt
Qpty
Qbt
Qpto
Qbty
Qpt
Qrgo
Qbto
Qpbt
Qrg
Qt
Qtf Ql
Qs
Qpo
Qbo
Qpbo
Qboo
Qk
Qc
Qac
Qfb
Td
Ti
Trp
Tmd
Tv
Tmpb
TmaTib Trs
Tmpf Tmpk Tmpm
Tdd
YXp
Xqd
Xgd
Xb
Xgdf
Xhy
YXg
Bill Owens, Governor,State of Colorado
Russell George, Executive Director, Department of Natural Resources
Vincent Matthews, State Geologist and Division Director,
Colorado Geological Survey
3-D OBLIQUE VIEW
N
Vertical Scale Exaggeration 1.5:1
MAP COMPONENTS TO ACCOMPANY GEOLOGIC MAP BUENA VISTA WEST QUADRANGLE, CHAFFEE COUNTY, COLORADO
By James P. McCalpin and James R. Shannon2005
COLORADO GEOLOGICAL SURVEYDEPARTMENT OF NATURAL RESOURCESDENVER, COLORADO
OPEN-FILE REPORT 05-8GEOLOGIC MAP OF THE BUENA VISTA WEST
QUADRANGLE, CHAFFEE COUNTY, COLORADOPLATE 2 OF 2
2005
CROSS SECTION A-A’
6000
5000
4000
3000
2000
1000
0
7000
8000
9000
10000
11000
12000
13000
14000
2000
1500
1000
500
0
2500
3000
3500
4000
Xb
Tl
Tmpk
Tma
Trp
ELEV INMETERS
Ark
ansa
s R
iver
ELEV INFEET
Sawatch FaultZone
Trs
Tmpm Tmpm
Trs
Tmpm
Tma
Tl
Tv
Tmpm
Tmpm
Tmpm
Tmpf
Tmpf
Tmpf
Tmpf
Xb
Tmpk
Tmpk
Tmpk
Tmpm
Xgdf
Xb
Xb
Xb
Xb
Xb
Tmpf
Tmpb
Tmpb
Tmpb
Tmpb
Tmpb
Tv?
Td?
Td
Tv?
Tmpb
Tmpf
Tmpk
Xgd
Tv?
Td
Xb
Xb
Td
Xgd
Td
Xgd
Xgd
Xgd
Xgd
Xgd
Xqd
QcQf Qbo Qpbt Qboo
Qu
Qpoo
Qu
Qboy
QuQpoy QalQalQpoo
QuQal Qu Qpoy Qpoo
Tib
TrsTd
Sawatch Range(Mount Princeton)
Upper Arkansas GrabenSouthernMosquito
Range
Mount Aetna inferred magma chamber
NO VERTICAL EXAGGERATIONSurficial unit Qu (on cross section only) consists of two or more undifferentiated Quaternary units that are too thin to show
NE
A'
SW
A
Qal