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CORRELATION OF MAP UNITS ALLUVIAL GLACIAL HUMAN- MADE COLLUVIAL ALLUVIAL and COLLUVIAL SURFICIAL DEPOSITS BEDROCK UNITS Qal Qfy Qaco Qls Qfp Qpoy Qboy Qi Qn Qna Qpoo af Qf Qfo Holocene Late Pleistocene Pinedale glaciation Middle Pleistocene (Bull Lake glaciation) Early Pleistocene Pliocene Miocene Oligocene Eocene Middle Proterozoic Early Proterozoic QUATERNARY NEOGENE PALEOGENE PROTEROZOIC UNCONFORMITY UNCONFORMITY PERIGLACIAL and 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 Tma Tib 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. Shannon 2005 COLORADO GEOLOGICAL SURVEY DEPARTMENT OF NATURAL RESOURCES DENVER, COLORADO OPEN-FILE REPORT 05-8 GEOLOGIC MAP OF THE BUENA VISTA WEST QUADRANGLE, CHAFFEE COUNTY, COLORADO PLATE 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 IN METERS Arkansas River ELEV IN FEET Sawatch Fault Zone 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 Qc Qf Qbo Qpbt Qboo Qu Qpoo Qu Qboy Qu Qpoy Qal Qal Qpoo Qu Qal Qu Qpoy Qpoo Tib Trs Td Sawatch Range (Mount Princeton) Upper Arkansas Graben Southern Mosquito Range Mount Aetna inferred magma chamber NO VERTICAL EXAGGERATION Surficial 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

Transcript of CORRELATION OF MAP UNITS GLACIALgeohaz.com/images/document-map-downloads/geologic... · Tmpf Tmpk...

  • 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