PLATE 2 PLATE , Pinedale P —Boundary diffuse PROFESSIONAL PAPER 1666 PROFESSIONAL PAPER —May be combined with foliation symbol Any use of trade names in this publication is for descriptive purposes only and does not imply endorsement by the U.S. Geological Survey For sale by U.S. Geological Survey Information Services CO 80225 Denver, Box 25286, Federal Center, 1-888-ASK-USGS ArcInfo coverages and a PDF for this map are available at http://pubs.usgs.gov/ , Bull Lake; Bl ORDOVICIAN CAMBRIAN QUATERNARY TERTIARY CRETACEOUS JURASSIC TRIASSIC PERMIAN NEOPROTEROZOIC MESOPROTEROZOIC — Meta-intrusive rocks Metamorphosed strata —Showing plunge —Showing plunge where known High-grade metamorphic units —Showing bearing and plunge where known Undifferentiated metamorphic rocks Undifferentiated —Ball shows top direction of beds LAURENTIAN CONTINENTAL ROCKS LAURENTIAN CONTINENTAL —Dashed where approximately located; dotted concealed. —Dashed where approximately located; dotted concealed; Late —Ball shows top direction of beds —Showing dip where known Early Lower Upper —Showing plunge —Showing plunge where known. Dashed approximately Jurassic High-grade metamorphic rocks, terrane unknown —Showing plunge —Showing plunge where known. Dotted concealed Permian Permian —Dashed where approximately located; queried uncertain. Upper Cretaceous Eocene Pleistocene Pliocene Miocene Triassic Holocene pre-Permian Cretaceous to Permian Cretaceous Late Jurassic Middle Triassic and Jurassic queried where uncertain. Sawteeth on upper plate located Jurassic) Permian) (Jurassic to Permian) Mesoproterozoic?) Umbrella Butte Formation (Cambrian? and Neoproterozoic) Missouri Ridge Formation (Neoproterozoic) Moores Lake Formation (Neoproterozoic) Goldman Cut Formation (Neoproterozoic) Moores Station Formation (Neoproterozoic) Edwardsburg Formation (Neoproterozoic) Anchor Meadow Formation (Neoproterozoic?) Square Mountain Formation (Neoproterozoic?) Plummer Point Formation (Neoproterozoic?) Scratch boundaries used where contacts omitted Bar and ball on downthrown side where relative movement known Inclined Inclined Overturned Overturned Vertical Inclined Vertical Squaw Creek Schist Lightning Creek Schist Fiddle Creek Schist Gospel Peaks succession D Gospel Peaks succession C Gospel Peaks succession B Gospel Peaks succession A Gunsight Formation, upper part (Mesoproterozoic) Apple Creek Formation, upper part (Mesoproterozoic) Anticline Overturned anticline Antiform Syncline Overturned syncline Synform Minor anticline Strike and dip of bedding Strike and dip of foliation Bearing and plunge of lineation Profile Gap–Johnson Creek shear zone Metamorphosed quartz diorite, tonalite, and granodiorite (Cretaceous Metamorphosed volcanic/plutonic complex (Cretaceous and Jurassic to Metamorphosed rocks of Blue Mountains island arc, undifferentiated Amphibolite gneiss (Jurassic to Permian) Riggins Group (Jurassic to Permian) Syenite and diorite (Ordovician to Cambrian) Syenite-diorite suite (Neoproterozoic) Amphibolite gneiss and amphibolite dikes (Neoproterozoic? Granitic augen gneiss (Mesoproterozoic) Gray marble (Cambrian or Neoproterozoic) Windermere Supergroup Swauger Formation (Mesoproterozoic) Lemhi Group Argillaceous quartzite (Mesoproterozoic) Hoodoo Quartzite (Mesoproterozoic) Formation (Mesoproterozoic) Yellowjacket Biotite-feldspar quartzite (Mesoproterozoic) Biotite phyllite, gneiss, and migmatite (Mesoproterozoic) Quartzite and layered quartz-rich metasandstone (Mesoproterozoic) Calc-silicate and biotite gneiss (Mesoproterozoic) Metamorphic rocks, undivided (Neoproterozoic? and Mesoproterozoic?) Contact Glacial limit or terminus Normal fault Thrust fault b Baker ၢၦ 20 terrane 10 sd ? ? Printed on recycled paper Bl 85 50 30 85 40 ZYs Zub ၤ Ze Ys Yq Yy Yh Zgm Ylg Zsd Zgc Yaq Ybc ZYs JPrl Zml Zpp JPrf KJtf Ygn Zmr JPrs Zms Zsm Ylau Zam Ybfq Yagn ၤ JPmv JPam O ၤ KJPvp Tg Td ZYam Tgp Tgd Undifferentiated gn metamorphic rocks ၢၦ Yq Tcri Ygn Tcrg units Ybfq
m sd High-grade sw Gospel Peaks succession Peaks Gospel metamorphic Psh JPrf ၣ
JPrs Psw ၣ
ၣ
Group* Riggins D C B A Yy Ybc Yh Tcr Tpr Yaq Basalt Group Columbia River Wallowa terrane Wallowa s ? Pd ၣ Pqd ? Zub Ys Ze Ylg Kgn Zgc Zpp Zml Zmr Zsm Zms Ylau Zam ၤ
*Shown in order of present superposition,
? Kg Supergroup Windermere Ktf Qu which may be tectonic rather than stratigraphic Kpg Kgdf KJqd JPmv JPam JPrl Kpgdf h gd qd gb ၣ Tce Twp Tcm ၣ ၣ ၣ intrusive rocks terrane caldera terrane unknown Metamorphosed strata Kpgdm SALMON RIVER Olds Ferry Post-amalgamation Older plutonic series IDAHO BATHOLITH SUTURE COMPLEX Zgm Younger plutonic series Younger CORRELATION OF MAP UNITS CORRELATION Van Horn Peak Horn Van KJPvp ၤ Tw ? ? Jwr KJtf Jwa ZYam High-grade metamorphic and plutonic rocks, WEISER EMBAYMENT Tp Tcl Tct Tcs Tcll QTi Tcd Tcp Tcbr Izee terrane Zsd Challis Volcanic GroupChallis Volcanic Hypabyssal intrusive rocks Jws Yagn CHALLIS MAGMATIC COMPLEX CHALLIS MAGMATIC Tc LAURENTIAN CONTINENTAL ROCKS LAURENTIAN CONTINENTAL sd Izee terrane ၤ Baker terrane Meta-intrusive rocks Thunder Mountain caldera O Wallowa terrane Wallowa Metamorphic rocks u Metamorphic rocks Olds Ferry terrane Older plutonic series IDAHO BATHOLITH ၢ Challis Volcanic Group Challis Volcanic Younger plutonic series Younger WEISER EMBAYMENT Van Horn Peak caldera Horn Van LIST OF MAP UNITS ALLOCHTHONOUS ROCKS OF BLUE MOUNTAINS ISLAND ARC ALLOCHTHONOUS ROCKS OF BLUE MOUNTAINS Hypabyssal intrusive rocks Thunder Mountain caldera Columbia River Basalt Group Post-amalgamation intrusive rocks CHALLIS MAGMATIC COMPLEX CHALLIS MAGMATIC SALMON RIVER SUTURE COMPLEX [Boxes colored only for units shown on this sheet] Grande Ronde Basalt Imnaha Basalt Latite of Lookout Mountain rocks of Dewey mine Volcaniclastic Sunnyside tuff Buff rhyolite Perlitic rhyolite Lapilli tuff Lower latite lava of Ellis Creek Tuff Andesite tuff Rhyolite tuff Seven Devils Group, undivided (Triassic) Doyle Creek Formation (Upper Triassic) Wild Sheep Creek Formation (Upper and Middle Triassic) Hunsaker Creek Formation (Lower Permian) Windy Ridge Formation (Lower Permian) Alluvial, landslide, and glacial deposits (Quaternary) Idaho Group (Pleistocene and Pliocene) Payette Formation (Miocene) (Miocene) Basalt of Weiser (Miocene) Pyroclastic deposits of Weiser Basalt of Cuddy Mountain (Miocene) Columbia River Basalt Group, undivided (Miocene) Challis Volcanic Group, undivided (Eocene) Challis Volcanic Porphyritic rhyolite to dacite dikes and plugs (Eocene) Granite porphyry and minor rhyolite (Eocene) Hornblende-biotite granite (Eocene) Fine-grained hornblende-biotite granodiorite (Eocene) Diorite (Eocene) Biotite-muscovite granite (Late Cretaceous) Porphyritic muscovite-biotite granite-granodiorite (Late Cretaceous) Foliated biotite granodiorite (Late Cretaceous) Foliated hornblende-biotite tonalite (Late Cretaceous) Foliated porphyritic biotite granodiorite (Late Cretaceous) Gneissic porphyritic biotite granodiorite (Early Cretaceous) Heterogeneous orthogneiss complex (Early Cretaceous) Quartz diorite and tonalite (Early Cretaceous? Late Jurassic) Metamorphosed ultramafic rocks (Mesozoic) Formation (Jurassic) rocks of the Weatherby Volcaniclastic Porphyritic biotite granodiorite (Late Triassic) Hornblende-biotite quartz diorite (Late Triassic) Hornblende gabbro (Late Triassic) Huntington Formation (Upper and Middle Triassic) Martin Bridge Formation (Upper Triassic) Seven Devils Group Metamorphosed quartz diorite (Late Permian?) Metamorphosed mafic plutons (Late Permian) Mafic gneiss (Mesozoic and Paleozoic) Phyllite and chert of Baker terrane, undivided (Mesozoic Paleozoic) ALLOCHTHONOUS ROCKS OF BLUE MOUNTAINS ISLAND ARC ALLOCHTHONOUS ROCKS OF BLUE MOUNTAINS b gn s u h m sd gd qd gb sw Tc Pd Tp Tg Td ၣ Kg Tcl Ktf Tw Tct Qu Tcr ၣ Tcs Tcll Tce QTi ၢ Tcd Tcp Psh Tcri ၣ Pqd Jwr Tgp Tgd Psw ၣ Kpg Kgn Jws Jwa Twp Tcm Tcrg Tcbr ၣ ၣ ၣ ၣ Kgdf ၢၦ KJqd Kpgdf ၢၦ Tpr Kpgdm Base from U.S. Geological Survey, Bighorn Crags, Challis, Pistol Creek, 1982, Elk City, Warren, 1981. Projection: Universal Transverse Mercator, zone 11. 1927 North American Datum See "Index to sources of geologic mapping" (fig. A2). Preliminary Arc/Info database by Pamela Derkey and Theodore Brandt, USGS, and Jon Oblad, Eastern Washington University. Final Arc/Info database by Gregory N. Green, USGS. Editing and digital cartography by Alessandro J. Donatich, Central Publications Group Manuscript approved for publication August 5, 2003 00' °
45
Ygn
Tg Tg
35
Yy
Tg
Tgp
Yh
sd
Yh
Yh
ၤ O
40
70
50
Tg
Tgp
n
Ygn Tgp 8 MILES
40
Yag
Kgdf
n
Tgp
sd ၤ
50
Yag O
62 Tce
30 Tc
19
35 CRAGS
PLUTON Tg
BIG HORN
Tgp
Yh Yh
10 KILOMETERS 10 Ylau
80
50
45
Tgp
n Ygn
9
Kpg
Ygn Tg
70
Yag
Ygn
Tg Tgp 67
30 YELLOWJACKET PLUTON Kpgdf
30 Tg
35
Tc
Tgp
Kpg
Yy Tg
45 Tce
40
20
78 Tg 5
40 Tgp 45
75
Ktf 6
Ygn N ZYs
30 Tg
60 Ybc
4
Yh
Kgdf
Yh
Kgdf
5 Kgdf
Qu
Tgp
Kgdf
Ygn Ylau
40 Ybc By
2004
Qu
Ybc Qu
4 Qu
3 Ygn
3 Tg SCALE 1:100 000
Karen Lund Kgdf
3 PLUTO Qu
70
Yh CONTOUR INTERVAL 50 METERS
2
ZYs Qu
2
Tgp
Tgp
s
Zms
Kgdf
Yh
Zm
Tc
Yy Tgp 65
1
Ybfq
Tgp
Kpg
WEST-CENTRAL IDAHO WEST-CENTRAL Qu 01 80
80
Ze
Kpg
Tce
Tg
Kpg Tce 1
0
Tgp Tg
l
Tct
Yaq
Tcl Tc
1
Tgp Tce
80
Yh
Tce Yaq
45
70
Ygn Tgp
80
Tg
Qu
Qu
Tgp
Tg
Yaq
Tct Yy
45 Td
40
Yh
Zsd
65
Tgp Td
CASTO
Yh
Td Tgp
IDAHO Qu
20
30 (Area of Plate 2 in pink)
60
Tpr
Tgp
Tc
Td
Tgp
Tgp
Qu
Tg
Yy
Tct
l Tce POINT SUITE RUSH CREEK
50
15
85
Tgp
Tcl Qu
INDEX TO PAYETTE NATIONAL FOREST NATIONAL INDEX TO PAYETTE
Kpg
Qu
Tc Tgp
GEOLOGIC MAP OF THE EASTERN PART OF THE PAYETTE NATIONAL FOREST, FOREST, NATIONAL OF THE PAYETTE GEOLOGIC MAP OF THE EASTERN PART
Tpr Tgp
15
Kpg
Tgp
r
Qu
Yy
20 Tcs
Tgp
Zm
Ygn
Tgp
Qu Tct
30
45
Ygn
Ybfq
Kgdf Qu
40
Tg Zub
60
Tgp
Zmr
ၤ
Tgp
Tgp
Tcp
Kpgdf
Ybfq
Tg Tg
20 Tgp 30'
°
Tc
Tgp Tct
45 Tgd
40
Zub Qu
49
Qu
Tct 00' Tcp
°
ၤ
Tgp
Tgd
Tcp Tgp
115 Tgp
50 00'
40
°
Tgp Ybfq
115
Tgp
r
Tct
Tgp
Zub
ZYs
pgdf
Zpp
Zm
ၤ
ZYs
K
Qu
Qu
Ylg
Td
Tg Tcs
30
Tc
Ylg
Tc Tc
20
BASIN PLUTON Tgp
c
T
Tgp
ZYs
ct Zub
20
40
Ygn
T
cd
ၤ T
14
Zpp
Tc
Tcl Ybfq
35
Zub Kpgdf
35
ၤ Tc
10 Tcd
U.S. DEPARTMENT OF THE INTERIOR U.S. DEPARTMENT U.S. GEOLOGICAL SURVEY Tcs
Zmr Tcs
AIN CALDERA Tct Tgp
40
Tg Tcs
80
Ygn
Kgdf
Zsd Ybfq
SUITE Td
IN cs
Tpr T
ACORN BUTTE
Qu
Ylau
Qu
Tgp
Ylg
ZYs
Ylau
Kpg
ZYs
Ybfq
Tcl
Qu
s
Ylg
Qu
Qu
Tg
Zsm
Tgp
Zm
Tg
Zsm
Ylg
Zsm
Tgp
Ylau
Kpg Kgdf
30
r Zsd
15
Tcs
Tcb
Zsd Tgp
30
Tgp
r
Qu
ZYs
Ylg
Tgp Tcb
35
r
Tg
Tpr
Tg
Tcbr Tcb
40
CHAMBERLA Tg
Tcs
Tcs Ygn
85 Ylg
15
Qu
Tct
Tg
Tc
Kpg
Tg
Ylg Qu
85
Ylau Kpg
65
80
Zsd
r r
35
Tcb
Tcb
Tgp Qu
35
SUITE
Tpr Zsm
5 Ybfq
RAMEY RIDGE 50
10
THUNDER MOUNT
l
Tcl Qu
30
Tg
Qu
Ze
Kg
Ybfq
Tgd
ZYs
Zgc Tct
15 Kpg
15
T
Zml Zmr
10
s
Qu Zsm
57
l
Zmr
ZYs Ze
L Zpp
Td
Zm
Tcl
Zsm
Tc
Zsm Zub
Cinnabar Peak Ygn
35
Zms l
65
Zsm
Qu
Qu
Tpr ၤ
55
Zpp 64 Zgc
75 Zmr
Zm
Zgm
Ylau
Zmr Qu
20
ၤ
Ygn
ZYs
Ze
Ybfq
Ze
Qu Qu
63 Zub
40
Tgp
Qu
ၤ Kg
47
Qu Qu
35
Zub 30
Tgp
ၤ
Tg
Ylau
Zam
Zsm
l
Zml
Kpg
Qu
Zub
Zsm Kg
75
Zm
ၤ
Zmr
Kpg
Tgp
FAU 58 Ybc
62 Zub
ၤ
EK DIKE SWARM DIKE Qu EK
Qu
Ylau
Ygn
Kpg
Qu
Zsm
Zsm
Zml
Qu
Zpp
Kpg
Zmr
Qu
Ze
Zam Tg
35
76
Zmr Zam
55
20
Kpg
Kg
Ybc
Kgdf
Tc
Td
Zam Tgp
74 Zml
40
Qu
Tg
Tpr
Ygn Zpp
FAULT
Qu
Zmr
Zgc
Zub
Zms
Qu
ၤ
Zsm
Ybc
Zub
l
Zgc
Ylau ၤ
MEADOW CREEK
Tc
Zpp
r Zm
35 Kpg
20 Kgdf
25
Ygn Kpg
68 35
Ybfq
Kpg
Ygn Zm
22
Qu
Zmr
Ktf
Tgd
r
Tgd Ybfq
Ybc SWARM
Zpp
Qu
CREEK Zm
Ktf
Zub Zml
Ybfq CRE PISTOL
Zpp
Ygn
l
ၤ Ygn
76
Kpg Kpg
40
ZYs Tc
38
r
Zgc
Zml
Td r
10
Kg
Kpg
Zam
Zub Zpp
Zm
Ybfq Zub
50
Zgc
Tgp
Ktf
ၤ Ylg
REEK DIKE REEK Zm
ၤ
Zm
Zml
Ygn
Ygn
ZYs
Qu Zub
IN Kpg
ZYs
Zmr
Zub
ၤ
Zpp
ၤ
Tg
Zub
77
SMITH C Tgp SMITH
ၤ – Qu
2
r
Kpg Tpr
M Ktf
Kpg
Ylg Zsm
40
Zml Qu
70
Ybfq
Zm
Zpp
Ybfq
ZYs
A Kpgdf
Tgp
70 Ylg
Tpr
Qu
Ybfq Qu
Kpg GAP PROFILE G Ys
15 Ygn
67
80
Ys
Ylg
Zpp
Qu
Kpg Kpg
13
Zpp
Tgp
Zam
Tgd
Ylg Ylg
R Zsm Qu
64
ZYs
Kpg
Qu
Zam
Ygn
Zsm
Ybc
Kg
Tgd
Tgp
Qu Zsm
30
88
Tg
Kpg Tg
70
Zsm
Qu Tpr
BA Qu
Ybfq
65 ARM Kpg
65
Ybfq
Zam
Zpp
Kpg
Ktf
ZYs
Tpr
Qu
Kpg Qu
15 Qu
Zsm
Ygn
Ybc
Ybfq
Zpp
Tgd Ybfq 30'
°
Ygn
Ylg
Tgd
Tpr Tgd 30
115 Tpr
35
50 Kpg
115
Kg
Qu
Kpgdf
Ygn
Qu
Tg
PLUTON Qu
45
65
15
Zsm Zsm
63
5 Qu
70
Kpg
60
AGE POINT AGE
Tgp
RAINBOW RIDGE DIKE SW DIKE RIDGE RAINBOW
Kpg
Ygn SAV
Tgd
Kpg
Qu
Ygn
Kpg
Kpg
Ybfq
Qu
Qu
Kpgdf Ybfq
35 Qu
50
Zam
Kg
Ygn
Tgd
Kpg
Kg
Zsm
Qu
Tgd
Kpg
Qu
Kg
Zpp Zsm
37
Qu
ZYs
Zpp
Zsm
Zpp
Zsm
Ygn
Zpp
ZYs
Kg
Kgdf
Kg
Qu
Ybfq
Qu
Qu
Kgdf
Kg
Kg
Kgdf
Kpg
Ybc
Qu
Kpg
Qu
Ybc
Kg
Qu Qu
Qu 38
Yq Qu
61
14
Qu Qu
T Qu
Ybc
Ybc
Ybc Qu
46 Qu
69
Kpg
Kpg
Qu
Zam
Ygn Zsm
40
56 Kgdf
47
Qu
Zub
Kg
ၤ
Yq
Qu
Qu Kpg
70
Qu Zub
42
60
ၤ
Ygn Ze
50 Ygn
52
Zpp
Zam Yq
RIVER FAUL Qu
27 Zub
45
ၤ
Ygn
Zms
Kg
Qu Zub
75
Zsm
ၤ
Kg Yq
75
Kpg Qu
86 Zpp
10
Ze
Qu
Qu
Kgdf
Zub
ၤ Kpg
Zub SECESH
ၤ Zsm
– Qu
80
Kg
Zpp
Kpg
Zpp
Qu
Qu Ze
75 EK
54
Ybfq
Qu
Zpp
Qu
Zpp Kpg
48
Ybfq
Zms Qu
40 Qu
80
32
80
40
Qu
Ybfq
Zsm
Zub Zsm
65
Zub
ၤ
Zpp
ၤ Zam
35 Ze
40
Zam
Ybfq
Kg
Zub Qu
64 ၤ
60
43
Zpp
s ZYam
60
80
85
Zm Ze
65
64
Qu
Ze
Qu Kpg
80
32 Zms
80
LAKE CRE Qu
Kgdf
Zub
Zml
Zub Qu
80
Zub Zms
Qu
ၤ
ၤ
ၤ
Zmr Ktf
80 Zsm
65
75 Qu
42 Zam
80
55
80 Qu
55
Kgdf
Qu Kgdf
85 Zpp
80 Qu
75
Zub
Qu
Qu
ၤ
Qu
Kg Qu
65 Ze
75
55
Qu 80
Qu
Zpp
ZYs Qu
60
ZYs
Kgdf
Kgdf
Qu
ZYs
Zub
Ktf ၤ
74 Qu
60
Ts
Kgdf Qu
80
60 Kgdf
80 Kgdf
70
Kgdf Zgm
35
25
Ktf
ၤ
Qu
u
Qu
ZYs
Ts
Kgdf
Q
Qu ZYs
80
40
Tcr Qu
80 ZYs
70
Qu
Ts
Kg
ZYs
Zub ZYs
25
80
47 ၤ
70
Ktf
Qu Ktf
70
Kgdf ZYs
31
60
Ktf Ktf
85
Ktf Ktf
70 Ktf
84
80
ZYs
Qu Ktf
60
Tcr
Ktf
Qu
ZYs Qu
80
80 65
Qu
ZYs
s Ktf
75 Ktf
Qu
Ktf T 00'
00'
Qu
ZYs
Qu
Qu Qu ° ° 116 30' 116 00' ° ° 45 45