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0 2,000 500 1,000 1,500 Meters Tsl Qsi Tbo Tbo Tbo Tbo Tabo Tls Tls Tsl Tsl Tsl Tsl Tsl Tsl Tls Tsl Tls Tsl Tbo Tpd Tbo Tbo Tpd Tbo Tpd Trt Trt Tbo Tlr Tlr Tpd Tslo Tda Tda Tda Tda Tda Tpd Tlr Tlr Tpd Tlr Tlr Tpd Tlr Tslo Tslo Tda Tda Tslo Tda Tslo Trt Trt Trt Mzu Mzu Mzu Mzu Tls Tbo Tbo Tlr Tda Tda Tbo Tbo Tbo Tlr Trt Mzu Tda Tda Trt Mzu Tbo Tbo Tbo Tbo Tda Trt Tbo Tbo Tbo Tbo Tsl Tbo Tbo Tbo Tda Tbo Tbo Tda Trt Mzu Tda Tbo Trt Mzu Tbo Tda Trt Mzu Tslo Tbo Tbo Tsl Tbi Tbo Tbi Tda Tbi Tda Tslo Trt Mzu Tbo Tsy Tsy Tslo Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tbo Tsl Mzu Trt Tslo 0 5,000 1,000 2,000 3,000 4,000 Feet A A' Tyt Tytl Tyt Tyt Tytl Tytl Tytl Tyt Tbo Tws Tb Tws Tr Tss Tda Tltl Tlt Well 35-13 (Projected) Trt Tda Tbo Tws Tb Tb/Tds Tls Tds Tb Tbo Tbo Tds Tds Tb/Tds Tws Tlt Tda Tda Tda Tlt Trt Trt Trt Trt Tr Tss Tlt Tr Tbo Tb Tb Tds/Tb Tws Tws Tds/Tb Tbo Tbo Tda Trt Trt Tda Trt Tda Tbo Tds/Tb Tds Tb Tws Tds/Tb Tws Tb Tbo Trt Tds Tls Tb Tws Tb Tds Tb Tds/ Tb Tds/Tb Tb Tws Tb Tds Tds Tb Tws Tb Tbo Tds Tst Tst Tst Tst Tst Tb Tst Tb Tws Tda Tds/Tb Mzu Mzu Mzu Mzu Mzu Mzu Mzu Mzu Tb Tss Tss Tls Tls Tls Qe Qe Tds Tbt Qe Qf Tda Trt Tda Tbo Tds/Tb Trt Mzu Mzu Mzu Qe Qe Qe Qe Qe Qe Qe Qfl Tyt Tyt Tyt Tytl NW B Bend in section DESERT QUEEN FAULT RHYOLITE RIDGE FAULT ZONE Tbt Tss Tytl Tytl 3000 2000 5000 6000 4000 1000 0 SE feet B′ 2000 1800 1600 1400 1200 1000 800 600 400 200 0 meters 0 500 1000 1500 2000 meters Tyt Tls Tb Tbo Trt Trt Tbo Tdl Qf Qfb Tdu Td DESERT QUEEN FAULT Tbo Trt Mzu Mzu Ttf Tbo Tb Qe Qeb Qeb Trt B23-1 Tls Tb Td Tb/Td Tbo Tbi Trt Tbi Tdt Trt Tbo Ta Ttf Ttf? 22-22 B21-2 ST-5 Ta Trdl Trl Trl Ta Tt Tt Trl Trt Trdl Tdt Tdt Trt Tdt Tdt Ttf? Tb Td Tbo Td Td Tbo Tbo Tb Td Tbo Tbb Tb Tb Tws Tb Tb Tws Td Tdt Tdt Trt Qe Trt Qe Qe Qeb Tws Ttf? Ta Td Tbo J^ms J^ls J^ls Ts Tbo Ts Tb Td Td Trt Mzu Mzu Mzu Mzu RHYOLITE RIDGE FAULT ZONE Bend in Section J^mu J^mu Trt Trd C' C 0 2000 4000 6000 feet Old alluvial fan deposits, early to middle Pleistocene Alluvial fan deposits, undivided Alluvial deposits with mainly basaltic clasts Colluvial deposits, undivided Playa deposits Old alluvium found within the Hot Springs Mountains. Early Pleistocene to late Miocene Sand dunes Eolian sands Eolian sands with diatomite or siltstone clasts Eolian sands with basalt clasts Eolian sands tuff clasts Eolian sands with limestone/tufa Eolian sands with ??? Lacustrine deposits of middle Sehoo age, undivided Beach deposits of middle Sehoo age Silt deposits of middle Sehoo age Tufa deposits of middle Sehoo age Landslide deposits. Mass angular blocks Coarse gravels consisting of cobbles and boulders of Tertiary volcanic rock and Mesozoic metamorphic rock Younger light gray to grayish-brown calcarenite and lesser conglomerate Ash-flow tuff - Aphyric ash-flow tuff. Sparse (<1%) phenocrysts of plagioclase, biotite, and rare sanidine. Lower part contains abundant black fiamme. Up to ~60 m thick. ~7.5 Ma Lower poorly welded reddish-brown to locally pale brown Tyt Bedded white tuff Grayish-white, medium- to coarse-grained feldspathic arenite with subrounded grains White to light gray, massive, poorly sorted, pumic-rich, matrix-supported conglomerate with angulare to subangular clasts of basalt to 15 cm long Porphyritic basalt boulders Upper poorly welded reddish-brown to locally pale brown Tyt Porphyritic basalt, abundant plagioclase phenocrysts Younger limestone Basalt lavas covered by abundant Quaternary tufa Younger aphanitic basalt flows Carbonate clastics Older limestone Limestone dominated by tufa Interbedded sandstone, limestone, and sandy limestone Rhyodacite lavas Conglomerate, mainly basalt clasts Silicified siltstone and diatomite Lacustrine sediments, including diatomaceous shale, siltstone, and sandstone Pummice-rich ash fall and reworked tuff. White diatomaceous shale Diatomite - massive Diatomite, locally divided - Upper member Diatomite, locally divided - Lower member Diatomaceous shale and sandstone Volcaniclastic sandstone Yellowish fine- to medium-grained, poorly indurated sandstone and siltstone Tuffaceous siltstone Light gray to bluish-gray, medium- to coarse-grained, moderately sorted, litharenite and pebble conglomerate consisting primarily of subrounded grains or clasts of basalt and lesser feldspar Rock avalanche deposit composed of Tertiary volcanic rock and metamorphic basement Gypsum Gray shale White siltstone with lesser diatomite Sandstone Older tuffaceous sediments Basaltic sandstone and lavas Basalt lavas, undivided Altered younger basalt lavas Basaltic andesite lavas Basaltic flow breccia Older basalt lavas covered by abundant Quaternary tufa Altered older basalt lavas Older aphanitic basalt lavas, undifferentiated Older diatomaceous shale Rhyolite lavas Bedded tuff Older sandstone Older rock avalanche breccia Finely porphyritic plagioclase-rich ash-flow tuff Lithic-rich aphyric ash-flow tuff Lower part of lithic-rich ash-flow tuff Lower rhyolite lavas (in cross section only) Andesite breccia Porphyritic andesite Dacite and andesite lavas Older lacustrine sedimentary rocks (in cross section only) Late Oligocene to early Miocene rhyolite ash-flow tuffs (undivided, in cross section only) Dacitic tuff (2-3 intervals, in cross section only) Calcite veins Quartz veins Young alluvial fan deposits, middle to late Holocene Porphyritic basalt intrusions Basaltic andesite intrusions Aphanitic basalt intrusions Rhyolite intrusions Dacite intrusions Diorite largely covered by late Pleistocene shoreline tufa Altered diorite pluton Diorite pluton Altered and silicified metasedimentary rocks (quartzite, conglomerate, siltite) ANTHROPOGENIC DEPOSITS ALLUVIAL DEPOSITS EOLIAN DEPOSITS LACUSTRINE DEPOSITS OTHER DEPOSITS TERTIARY VOLCANIC AND SEDIMENTARY ROCKS TERTIARY INTRUSIONS AND VEINS MESOZOIC BASEMENT Limestone (in cross section only) Metamorphic rocks undivided (in cross section only) Mesozoic basement undivided (in cross section only) Slightly altered andesite lavas Mine Waste Disturbed areas, undivided Alluvial deposits of recently active washes, late Holocene to Historic Young alluvial fan deposits, undivided Andesite lavas Young alluvial fan deposits, latest Pleistocene to early Holocene Subaerial deposits of the Wyemaha alloformation, late Pleistocene Intermediate age alluvial fan deposits, late Pleistocene J^ma J^ms Mzu J^mu J^ls Qfy2 Qfw Qfi Qfo Qf Qfb Qc Qp QTa Qd Qe Qed Qeb Qet Qel Qes Qsm Qsmb Qsms Qsmt Qld Tssy Tyt Tytl Tytu Tybt Tyss Tpm Tbpb Tbp Tlsy Tb/Qtu Tb Tlc Tls Tlst Tsls Trd Tcg Tsd Tsl Tts Tds Td Tdu Tdl Tdss Tvs Tys Tst Tbss Tvb Tgy Tgs Tws Tss Ttso Tbs Tbu Tab Tbal Tbb Tbo/Qtu Tabo Tbo Tdso Tr Tbt Tsso Tsbr Ttf Tlt Tltl Tlr Tpa Tda Ta Tslo Trt Tdt Tcv Tqv Tbpi Tbai Tbi Tri Tdi Jd/Qtu Jda Jd Qm Qx Qa Qfy Qfy1 Tabr Tcgy OPEN-FILE REPORT 12-5 PRELIMINARY GEOLOGIC MAP OF THE DESERT PEAK QUADRANGLE, CHURCHILL COUNTY, NEVADA CONTOUR INTERVAL: 40 Feet Projection: Universal Transverse Mercator, Zone 11, North American Datum 1927 (m) Base map: U.S. Geological Survey Desert Peak (1986), 7.5' quadrangle Scale 1:24,000 kilometer 0 0.5 1 mile 0 0.5 1 feet 0 1000 2000 3000 4000 5000 1 Telephone Peak 2 Jessup 3 White Plains 4 Hot Springs Flat 5 Desert Peak 6 Parran 7 Eagle Rock 8 Soda Lake NW 9 Upsal Hogback Adjoining 7.5' quadrangle names 1 3 4 2 6 8 9 7 5 Map location Suggested citation: Faulds, J.E., Ramelli, A.R., Garside, L.J., Coolbaugh, M.F., and Green, H.L., 2012, Preliminary geologic map of the Desert Peak quadrangle, Churchill County, Nevada: Nevada Bureau of Mines and Geology OF12-5, scale 1:24,000. UTM GRID AND 1980 MAGNETIC NORTH DECLINATION AT CENTER OF SHEET ^ MN 16º 30' 1º 14' GN × × × Field work done in 2003, 2005, and 2010—2012 Supported by the U.S. Geological Survey STATEMAP Program (Agreement No. G11AC20244) and with support from the U.S. Department of Energy DRAFT Preliminary geologic map Has not undergone office or field review Will be revised before publication Compilation by James E. Faulds and Alan R. Ramelli in Cardinal Systems Vr Mapping Software Cartography and map production in ESRI ArcGIS v9.3 (ArcGeology v1.3) by Jennifer Mauldin and Matthew Richardson Printed by Nevada Bureau of Mines and Geology This map was printed on an electronic plotter directly from digital files. Dimensional calibration may vary between electronic plotters and X and Y directions on the same plotter, and paper may change size; therefore, scale and proportions may not be exact on copies of this map. For sale by: Nevada Bureau of Mines and Geology University of Nevada, Reno / 178 Reno, Nevada 89557-0178 ph. (775) 784-6691, ext. 2 www.nbmg.unr.edu; [email protected] 2179 2318 Symbology (per FGDC-STD-013-2006) A A' Line of cross section Normal fault Solid where certain and location accurate, long-dashed where approximate, dotted where concealed; queried if identity or existence uncertain. Showing dip; ball on downthrown side. : ? % Fault Long-dashed where approximate; queried if identity or existence uncertain. Showing dip; ball on downthrown side. : ? % Contact Solid where certain and location accurate, long-dashed where approximate, dotted where concealed. Lineament Anticline Solid where certain and location accurate, long-dashed where approximate, dotted where concealed. F Syncline Long-dashed where approximate. M Barrier/depositional feature Solid where certain and location accurate, long-dashed where approximate. Erosional shoreline Long-dashed where approximate. Vein, veinlet, or mineralized stringer Solid where certain and location accurate. Internal contact Solid where certain and location accurate; queried if identity or existence uncertain. Strike-slip fault Solid where certain and location accurate, long-dashed where approximate, dotted where concealed. Arrows show relative motion. $ & Open pit or quarry Strike and dip of bedding Strike and dip of compact foliation in ash-flow tuff Strike and dip of flow banding or flow foliation in volcanic rocks Inclined o ³ Inclined ¦ 41 47 33 Inclined Strike and dip of joints Inclined Vertical ÂÄ 33 Vertical ¨ Horizontal e Inclined – Approximate p 41 40 Ar/ 39 Ar sample locality 7.46±0.16 Ma " Tephra correlation 9.8 Ma " Tephra Wells - No cuttings data P 35-13 Wells - With cuttings data P 15-12 Dikes Tds – Long dashed where approximate Tcg – Long dashed where approximate Tws – Soild where certain Tbi – Soild where certain Veins Tcv – Calcite vein Solid where certain, long dashed where approximate Tqv – Quartz vein –Soild where certain, long dashed where approximate ! ! ! ! ! ! ! ! ! ! ! ! Geothermal features Mud Sand ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ¥ ³ ³ ³ ³ ³ ³ ³ ³ ³ ¦ o ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ³ ¦ o ¦ ¦ ¦ o ¦ o o o o o ³ ³ o o o ³ ³ o ³ ³ ³ ³    o o o o ¦ o o Ä Â Â Â Â ³ Â Ä ¦    ¹   ¹ o o o ³ o o o o o ¦ ¦ ¦ o o o ¦ ¦ ¦ ³ ³ ³ ³ ³ ³ ³ o ³ ³ ³ ³ ³ ³ ³ ¦ o o o o ¦   o o Ê p o ¹ o o o ³ o o ³ ³ o o o o o o o o o o o o o o o o o o o o o o o ¦ ¦ ¦ ¦ ¦ o o o o o o o o o o o o o o ¦ o o o o o o o o o o o o o o o o o o o o o o o o o ¦ ¦ ¦ o o o o o o ¦ o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o ³ o o o o ³ ³ ³ ³ ³ ¦ o o o o o ¦ ¦ ¦ o o o o ¦ o o o o o ¦ o o o o o o o ¦ o o ¦ ¦ ³ ³ ³ o o o o o o o o o o o o o o o o ¦ ¦ ¦ ¦ ¦ o o o o o o o o o ¦ o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o ³ ³ o ³ ³ ³ ³ ¦ ³ ³ o o o o o ¦ o o o o o o ³ ¦ ³ o ¦ o ³ o ³ o o ³ o o o o o o o o o o o o o o o o o o o o o o o o o o o o o p o o o o o o o o o o o ³ o p o o o o o o o o ¦ o 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P P P P P P P P P P P P P P P P P P P P P P P P P P P P P P P P P P P P P P Rhyolite Ridge Fault Zone Brady's Fault Zone Desert Queen Fault Tbi Tbi Tbi Tbi Tbi Tbi Tds Tbi Tbi Tbi Tcv Tws Tbi Tcv Tbi Tbi Tbi Tbi Tbi Tds Tcv Tbi Tcv Tds Tbi Tbi Tbi Tbi Tqv Tqv Tcv Tbi Tbi Tds Tbi Tbi Tcg Tcv Tbi Tbi Tbi Tbi Tcv Tbi Tbi 28 30 8 6 10 24 11 26 19 10 23 10 18 4 22 14 13 8 21 36 30 20 27 25 13 53 24 18 28 27 8 29 6 10 12 11 13 12 14 21 21 17 7 13 26 19 26 22 19 20 31 35 8 25 42 9 24 37 7 33 15 47 34 17 30 14 33 16 9 29 32 25 10 36 7 23 10 15 11 18 13 9 7 6 36 12 8 14 10 5 48 42 11 10 27 17 16 20 15 36 27 15 32 51 15 14 8 9 15 13 41 11 14 14 14 12 20 12 8 9 10 17 47 16 13 14 10 9 8 5 65 77 61 21 23 53 34 23 43 25 15 59 57 24 9 30 45 35 29 58 82 27 18 88 44 53 37 27 54 36 43 40 42 79 61 87 76 16 80 58 63 61 34 30 35 78 70 38 41 57 19 77 35 47 44 41 34 39 74 48 51 47 44 29 24 33 5 12 19 6 7 29 13 10 20 15 7 17 10 31 36 30 20 14 50 39 59 60 45 80 10 55 50 26 41 39 11 40 29 13 12 20 17 10 23 27 13 30 31 61 50 15 35 68 28 16 18 25 35 44 42 20 24 26 74 76 80 82 87 23 40 40 25 38 37 27 33 78 28 26 53 54 78 55 70 45 36 47 42 12 14 27 25 21 11 20 25 15 12 54 29 28 25 59 55 23 30 28 18 19 13 54 30 24 40 46 45 43 43 25 35 34 35 51 31 23 44 53 45 49 35 27 42 40 33 36 37 31 21 39 46 40 25 24 25 39 30 29 25 39 35 50 29 20 26 29 25 31 25 28 42 27 28 29 34 40 40 43 65 40 46 61 20 34 37 30 34 29 31 85 25 33 30 37 45 56 38 43 32 39 43 35 64 45 48 35 48 55 15 27 36 19 12 13 12 10 15 17 35 32 33 38 30 24 37 20 37 33 23 25 43 35 19 21 10 10 17 11 35 70 18 63 19 38 23 41 29 45 35 17 18 32 26 15 20 31 27 38 38 41 35 37 33 25 33 38 55 41 63 43 46 47 14 40 35 32 58 76 65 61 50 39 57 43 41 24 23 46 44 25 27 10 38 29 24 22 43 13 12 16 67 12 23 22 26 45 39 25 40 25 30 19 18 30 40 35 50 40 14 14 45 19 20 34 23 27 30 19 15 40 19 33 43 55 11 18 76 27 23 31 60 51 26 20 24 22 52 37 40 66 35 30 35 54 15 74 80 27 30 49 41 29 25 23 25 37 28 80 23 12 30 37 35 51 37 50 24 65 9 21 48 43 37 50 52 13 37 26 31 50 38 53 25 34 14 22 45 40 45 36 39 15 37 61 35 35 48 39 15 20 27 42 20 28 32 14 40 59 37 22 42 87 29 46 40 ? 90 11 28 35 20 36 23 30 25 38 86 30 19 87 35 23 65 60 36 57 20 42 25 63 15 80 47 41 61 34 32 56 25 39 48 37 45 17 85 53 60 49 34 55 32 ? 22 65 44 34 90 42 43 75 43 29 34 32 49 34 20 32 63 23 78 41 28 46 35 38 48 44 41 24 18 85 16 28 47 40 13 35 58 22 47 43 17 51 30 20 32 47 83 31 46 45 25 59 35 50 12 29 49 35 37 26 48 30 24 26 33 39 14 6 24 ? 5 25 26 40 10 43 34 25 80 37 54 41 25 23 12 51 90 36 27 72 9 44 42 30 24 27 25 19 33 45 30 70 61 32 34 25 25 30 65 32 19 29 40 48 ? 33 45 20 50 37 26 14 16 50 35 15 40 45 66 43 39 19 28 29 16 34 20 19 20 35 ? 25 45 21 38 39 10 21 30 46 49 17 15 31 23 19 18 16 5 15 25 20 24 38 13 18 5 23 19 24 28 21 16 14 33 24 18 37 37 20 27 30 13 34 24 25 23 39 34 27 28 21 30 15 37 20 25 37 18 25 10 20 19 25 32 19 34 29 22 26 28 33 50 21 30 20 36 30 30 35 17 5 32 11 17 48 20 5 23 65 16 52 26 20 50 31 41 9 25 40 27 30 28 19 22 27 29 16 53 5 11 33 14 16 17 44 38 27 43 23 15 23 27 18 50 26 24 39 13 19 42 17 21 32 39 26 21 51 41 46 23 56 37 30 18 17 14 27 32 15 22 13 41 27 4 18 40 26 24 24 11 41 17 32 74 29 34 25 31 49 15 3 40 24 22 25 25 27 22 26 29 18 34 27 22 30 23 21 29 26 24 30 37 40 23 24 41 28 15 20 66 13 30 22 4 25 25 11 30 29 20 3 28 65 15 23 22 21 45 30 24 37 29 33 23 20 24 35 23 55 21 22 27 5 27 40 15 8 30 21 23 16 45 21 7 21 16 32 28 67 57 65 45 90 77 71 6254 59 20 53 60 55 57 55 77 56 59 48 69 70 50 77 42 28 31 56 56 53 80 86 65 74 58 38 45 90 59 75 78 73 50 90 67 68 51 77 59 70 67 65 9.5 Ma 9.8 Ma 12.19 Ma 11.33 Ma 9.8 Ma 9.8 Ma 9.8 Ma 9.8 Ma 10.94 Ma 13.24±0.11 Ma 9.02±0.08 Ma 13.13±0.37 Ma 11.33 Ma 10.5 Ma 11.3 Ma 10.5 Ma ST-2 ST-3 ST-4 ST-5 ST-7 ST-8 T4-1 USGS-1 25 40 17 16 17-31 18-31 31 18D-31 21-1 21-2 22-22 23-1 26 27 27-15 28 29 37-21 39 4 41 43-21 46 49 5 50 51 6 67-21 74-21 77-21 1 1 86-21 9 9 15 CWW1 DH-12 NDOT_WW ST-10 ST-11 ST-12 A' A B' B C' C Tbp Tbp Tbp Tbp Tbp Tbp Tbpb Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tytl Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Ty Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Ty Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tyt Tgy ssy Tssy ssy Tssy Tssy Tssy Tssy Tssy Tssy Tsls Tsls Tsls Tsls Tsls Tsls Tvb Tvb Tvb Tvb Tvb Tvb Tvb Tvb Tvb Tvb Tvb Tvb Tvb Tvb Tlst Tlst Tlst Tlst Tlst Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl Tsl QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa QTa Qfy Qfy Qfy Qfy Qfy Qfy Qfy Qfy Qfy Qfy Qfy Qfy Qfy 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Tb Tlsy Tlsy Tlsy 29 3 29 000m. E 3 30 3 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 44 02 000m. N 02 03 03 04 04 05 05 06 06 07 07 08 08 09 09 44 10 44 10 11 11 12 12 13 13 14 14 15 15 NEVADA BUREAU OF MINES AND GEOLOGY PRELIMINARY GEOLOGIC MAP OF THE DESERT PEAK QUADRANGLE, CHURCHILL COUNTY, NEVADA James E. Faulds, Alan R. Ramelli, Larry J. Garside, Mark F. Coolbaugh, and Heather L. Green Nevada Bureau Of Mines and Geology, University of Nevada, Reno 2012 39°45'0"N 39°52'30"N 39°52'30"N 39°45'0"N 119°0'0"W 119°0'0"W 118°52'30"W 118°52'30"W Prepared as part of the STATEMAP components of the National Cooperative Geologic Program in cooperation with the U.S. Geological Survey and with support from the U.S. Department of Energy

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RHYOLITE RIDGEFAULT ZONE

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^^

^

^

^

^^

^

^

^

^^

^

^

^

PRELIMINARY GEOLOGIC MAP OF THE DESERT PEAK QUADRANGLE, CHURCHILL COUNTY, NEVADA

James E. Faulds, Alan R. Ramelli, Larry J. Garside, Mark F. Coolbaugh, and Heather L. GreenNevada Bureau Of Mines and Geology, University of Nevada, Reno

2012