+

+

UNITED STATES DEPARTMENT OF THE INTERIOR

GEOLOGICAL SURVEY

• Mapped , edited , and published by the Geological Survey Control by USGS and USC&GS * Topocraphy by phototrammetric methods from 1eri1I photo1r1phs taken 1968. Fiel~ checked 1969

Polyconic projection . 1927 North American datum 10,000-foot add based on Washinaton coordinate system, north zone l(X)().meter Universal Transverse Mercator 1rid ticks, zone 10, shown in blue

Where omitted, land lines have not been establi shed or are not shown because of insufficient data

UT M GRID AND 1969 MAGNETIC NORTH DECLI NATION ,t,T CENTER OF SHEET

FOR

1000

0

I I I I I I I I

X W!t..i

!::I~ "I"

I

Painted Rocks

z ~

~

~

~

u

l MILE

a 1000 2000 3000 5000 6000 7000 FEET

aa====CE:5C:E3::=JEeC=O'=============l KILOMETER

CO NTO UR INTER VAL 40 FEET DATUM IS MEAN SE,._ LEVEL

THIS MAP COMPLIES WITH NATIONAL MAP ACCURACY STANDARDS

SALE BY U. S. GEOLOGICAL SURVEY, DENVER. COLORADO io225. OR WASHINGTON, 0 . C. 202,2 A FOL0£R DESC11t8ING TOPC>GflAPHIC MAI'S AND SYMBOLS IS AVAILABLE ON IIEQUEST

' ' ' ' ' ·~ \~ .,,. ....

\"-

' ~ \, '

G QUAORANGLE LOCATtON

' ' ' ',

'

STEHEKIN QUADRANGLE WASHINGTON - CHELAN CO.

7.5 MINUTE SERIES (TOPOGRAPHIC)

', \< ' \

' ' ' ' '

' ' ' ' ' '

·-

' ' ' ' ' '

M lle X 50

" 49

e •u $ . GO~Elt ... [ HT l'flllfllTOtG OHIC[ 197 l-5!a-01&/.t

'75 Ill"'-(.

4e• 1s· 120·37'30"

-Pl'imary hiehway, hard surface ___ .. _

Secondary h iat,way ,

ROAO CLASSIFICATION

Lilht-duty road , hard or improved surface

hard surface .. _ Unimproved rood -········

-C) lhterslale Route ' () U. S. Route Q State Route

STEHEKJN, WASH. N'815-W12037.5/ 7.5

1969

AIIS 1-1 SW-U:RIES VMI

OPEN FILE REPORT 87-/7 PLATE 6 OF 12

GEOLOGIC MAP OF PART OF THE STEHEKIN QUADRANGLE,

WASHINGTON by

ROBERT B. MILLER

1987

EXPLANATION

Volcanic and Volc•niclastic Rock• fN•wby Group?I

Twisp Valley Schist

Ultram.afic Rocks in Twisp 'J.alleoy Schist

Rainbow Schist

Battle Mountain Gneiss

Tackaway Lake Gneiss

L•ke Juanita Leucogneiss

South~rn Heterogeniou~ Cryst~lline Complex

Northern Het2rog2neous Crystall in e Complex

Twisp River-Foggy Dew Mylonitas

Oval Peak Batholith-Foliated Un i t

Oval Peak Datholith-Directionless-Weakly Foliatod Unit

Black Peak Batholith-Directionl1s;-Weakly Foliattd Ph•st

Black Peak Batholith-Mafic Ph•••

Black Pea k Batholith-Reynolds Pe•k Phase

Gabriel Peak OrtHogneiss

ij.r Creek Gneiss

SYMBOLS

Strike o.f vertical foliation

Incl incd foliation

lnc:lined (nliatinn with mineral i ne,1t ion in th<~ pl an~ of

~ Stri::t and Dip of Foiiation

f Trend and plunge of mineral line•tion

' Trend a<1d Plun91 of F3 A>:es in Twisp Yall1y Schist

the fo I i at ion

? Contict: dashed wher2 approdut1; queried 11hert unctrtain

___ 1 Fault Contact: dashed where appro:iaat•; queri1d 11h1r1 unctrtain

-$-

STATE OF WASMNGTON DEPAATMENT OF ..,.TU"1Al MSOUliicES '

8AIAN J. BOYLE, COfflffliaaioMr of Public Latlda ART STEARNS, Supe,viao,

D1Vl9ION OF GEOLOGY · AHO EARTH AEIOURCIS RAYMOND LASl,fANIS, State Geola1i1t

·- '' .

' '

-

©FR

87-17

--t--

' !

---------

+

UNITED STAT ES DEPARTMENT OF THE INTERIOR

GEOLOGICAL SURVEY 120· 37'30"

48"22'30"

"18

T 33 N

T 12 N

"50

•

"!8 460 000

FEET

~'" ~ ';. ':l:. ~ ~ t'l ~ C) t""

l;,,. z

48 ° 15' 120 °37'30" R 18 E '78

Mapped , edited , an d published by the Geolog ical Survey

Control by USGS and USC&GS * Topography by phot og,ammetr 1c methods from aeria l photog ra phs taken 1968 Field chec ked 1969

Polycon1c pr0Ject1on . 1927 Nort h Ameri can datum

10,000-toot gnd based on Wash1nston coo rdinate system, north zone 1000-meter Un111ersal Transverse Mercator grid t icks, zone 10, shown 1n b!ue

Where om it ted, land lines have not been established

22' J ' "19 )Jj M IL S

32 MILS

U TM :}R [' AN [, 1969 "'.4GN[TIC NORTrl DfC( INAf10 N AT CE N T[ Q OF S"'[ET

1:, .... I

b' I

1880 I NE (GILBERT/

1880 II

SCAt E I ) 4 000

).) 4 ()()1.

CO N TOUR INTERVA L 40 FEET' DATU M 1S MEAN SEA LEVFL

7000 ~HT

32'30"

' "1 1l [ =='3

FO R SA LE BY U . S. GEOLOG ICAL SURV EY, DENVER , COLORA DO 80225 , OR WASHINGTON , D . C. 20242 A FOLDER DESCRIBING TOPOG RAPHI C MA.PS AND SYMBOLS IS AVAILABLE ON REQUEST

' ·•

683

\ WAS:INGTONl L . ::J

L_, __,-, QUADRANGLE LOCATION

•

SUN MOUNTAIN QUADRA NGLE WASHINGTON

7.5 MINUTE SERIES (TOPOG RAPHIC)

'84

'84

/

ROAD CLASS IFICATION

Trails

SUN MOUNTAIN , WASH . N481 5-Wl 2030/7 5

1969

AMS I BBQ I $E- SERlES V89 I

;,

OPEN FILE REPORT 87-17 PLATE 7 OF 12

GEOLOGIC MAP OF PART OF THE

SUN MTN. QUADRANGLE, WASHINGTON

by

ROBERT B. MILLER

1987

EX PLANATION

Vo l canic and Volcaniclastic Rocks (Newby Group~!

Tw i sp \'al I e v Schist

I f.u I Ult rarr,a fi,: Ro c k s in Twi:;p 1/alle·~- S:hist

~ Rainbo w Schist

lb~~ ! Battle Mount ~ in Gneiss

8 Tuct~awa y Lake Gneiss

~ Lal: e Juan i_ta Le u cog nei :::;;

N S0uth 1?r n Heterogeneous Crysta~l in e Cornple::

lr .... i\c.. I Nort he r n Keti?rogeneou s Cry:-talline Comple>i

l-cr"'- J Twisp River-Foggy Dew My! oni t2s

IKofil Ova l Pe al: Bathe! i th-Foliated Unit

/i<oc J Oval Pear. Bathol i th-Di rectionless-Weak l y Fo li ated Un i t

/kbi: I Blacl: Peal: Batholith-Directionles-s - Weakly Foliated Phase

/Kb,,.I Blacl: Peat Batholith -Mafic Phas2

/Kbrf J 81 acl: Pea l: Bathol i th-Reyno! ds Peal: Phase

ik~o J Gabriel Peal: Orthogn e iss

~ ~ar Creek Gneiss

SYMBOLS

Strik e of vertica l fol iati on·

Incl i ncd fo liati on

lnr.li nPd fo l i a tion \\ith rn i ne r .:il linc .1 t io 11 in t lw p l ., n~ of the fo l iation

"' St r i !: e an d Di p 0 f Fa i i at i a;;

f 1 Tre!id and plung2 of r.1ine 1a! lineation

~ Tr~ n d and P 1 u n g e a f F :i A:: es i ;-; T 'l"t ~ s p Va 1 1 e y Sc~ i st

---1 Fault ConLict: dush2d where appro;:1ma t e; querjed where unce,rtain

STATE OF WA SHINGTON DEPARTMENT OF NATURAL RE SOURCES

BRIAN J . BOYLE , Commissioner of Public Lands ART STEARNS , Supervisor

DIVISION OF GEOLOGY AND EARTH RESOURCES RAYMOND LASMANIS, State Geo logist

OFR

87-17

+

+

UNITED STATES DEPARTMENT OF THE INTERIOR

GEOLOGICAL SURVEY

48°15' 120 " 30'

- E.

Mapped , edited , and published by the Geological Survey

Control by USGS and USC&GS

Topography by photogrammetnc methods from aer ial photographs taken 1968. Field checked 1969

Polycon1c proiect1on. 1927 North Ameri can datum 10,000-foot grid based on Wa shin gton coordinate system. nort h zone 1000-meter Universal Transverse Mercator gr,d ticks , zone 10. shown 1n blue

1 •5s·

• GN

\

I ) 4 M ILS

FEET

,,. : )91 MILS

UT M GRID AN O 1969 MAGNETIC NQATl1

JOOO

STATE OF WASHINGTON DEPARTMENT OF NATURAL RESOURCES

{. ..:,,. _

':. -+c /. ~

J i... '·

\ '-'

__ __ ..,.. ....

'creek

l 'i80 Ill NW

SCALE 124 000

25'

J 0 , = ===== =====E====='==='=='====='='='====='='='=='3l MIL(

0

J E-3 E-3

JOOO 2000 JOO() 4000 5000

5 0 E-3 E-3 E-3

CO NTOUR INTERVAL 40 FEET DATUM IS MEA N SEA LEVEL

6000 7000 fHT

'91

• WASHINGTON

Land lines have not been establ ished 1n th is area DECLI NATION AT CENTER OF" SH[(T QUADRANGLE LOCATION

THIS MAP CO MPL IES WIT H NATIONAL MA P ACCUR ACY STAN DARDS

FOR SALE BY U. S. GEOLOGICAL SU RVEY, DENVER, COLO RADO 80225, OR WASHINGTON, D. C. 20242 A FOLDER DESCRI BING TOPOGRAPHIC MAPS AND SYMBOLS IS AVAILABLE ON REQUEST

'93

OVAL PEAK QUADRANGLE WASHINGTON

7.5 MINUTE SERIES (TOPOORAPHI~) SW/ 4 BUTTERMILK BUTIE 15' OUAORANO L.E

I ~ I"' "' Cl .,

0~

g~ 0-

,..--.._ _ _..,.-1 ~

• ! HTll:IUO " - Oll:OLOOICA.L •u• viu ....... H I N 4TO .. 0 C - • • 7 3

'94- ·E.

ROAD CLASSIFI CATION

'155 ,c

/

48 °15' 120·22'30"

Primary highway , hard surface

Secondary highway , hard su rface

L1ght·duty road , hard or improved surface

Unimproved road ...... - .,,,,.

Q I nterslate Route Q U S Route Q State Route

OVAL PEAK, WASH. SW / 4 BUTIERMILK BUTTE 15' QUADRANOLE

N48 l 5 - Wl 2022.5/7 .5

1969

AMS 1980 JV SW-SERIES V891

OPEN FILE REPORT87-17

PLATE 8 OF 12

GEOLOGIC MAP OF PART OF THE OVAL PEAK QUADRANGLE,

WASHINGTON

~ [;] I i: lJ I

5J H I i: I~ I ~

by

ROBERT 8. MILLER

1987

EXPLANATION

Volc anjc and Volcanj c Jastic Roc ks INew by Gr oup?}

Tw i sp Vall e• Sch j st

Ultrar.:afi c Fio c l< s in Twi ; p Va lle y Sc h i s t

Rai nb ow Sch ist

Ba tt le Mountain Gn e iss

Tuc ~awa y La ke Gneiss

La ke Ju ani ta Leucognaiss

/she. I Sout he r n He terogeneous Cr ysti ~l 3ne Comp l e ::

In.fie. I Northern He t erogeneous Cr·1stall i ne Comple,

/t f,.,_ I Twisp Ri ver - Fogg y Dew Hylonitas

JKo-tfl Oval Pea k Batholith - Foli ated Unit

/l<oc I Oval Peak Batho l ith-Directi onl es s- We ak l y Fo liated Unit

/Khc! Bl ac k Peal: Bathol i th-D ir ect i on l 2ss-We . kly Fo l i a ted Ph ue

/Kb~/ Black Peak B. t hol i th -H afic Phase

Black Peak Bat holith-Reynolds Pa•I: Phase

Gabr i el Peak Orth ogneiss

W.ir Cr eek Gne iss

SYMBOLS

St r ike o f ve rt i(a l fo l ia t ion

Inc lined fol iati o n

ln cl i nf' d fo l i a ti o n \v ith miner a l l i ne.1 ti on in t he p l ane of the fo lia t i on

"" St r i :: e an d Di p "f Folia t ion

t Tr end and pl ung e of mi ner a ! l~ neatian

' Trend and Plu nge of F, A~: e s i r, Tw i 2 p Val l e y Schist

? Co n t act : da she d where oppr o~i mat e; que r i ed where unc2rt a in

--- 1 Fi ul t Co ntac t: dash2d where app ro :: irnat2; quer i ed whe r e uncertain

STATE OF WASHINGTON DEPARTMENT OF NATURAL RESOURCES

BRIAN J. BOYLE, Commissioner of Publ ic Lands ART STEARNS, Supervisor

DIVISION OF GEOLOGY AND EARTH RESOURCES RAYMOND LASMANIS, State Geologist

DFR

87-17

\ plate 8