Detailed Cross Sections of Niobrara Equivalent Strata in ...KB 6,261 Diamond Shamrock 23–23 North...
1
4,000 3,000 3,500 2,000 2,500 0 1,000 500 1,500 TD 11,477 TD 19,235 TD 9,282 TD 13,840 TD 9,522 TD 14,420 TD 9,800 TD 8,328 TD 10,444 TD 9,780 TD 12,175 TD 8,657 TD 6,790 TD 6,511 TD 9,556 TD 10,311 TD 10,425 TD 12,247 TD 10,554 TD 10,910 TD 8,200 TD 15,012 TD 13,787 TD 8,254 TD 5,034 GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR SP Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. GR Res. SP Res. TD 13,640 10,500 11,000 11,500 6,500 6,000 5,500 5,000 4,500 4,000 1,000 1,500 2,000 2,500 3,500 4,000 3,000 3,500 500 12500 13000 4,500 5,000 5,500 6,000 6,500 7,000 14,500 14,000 13,500 13,500 13,000 13,000 12,500 12,500 12,000 11,500 11,000 11,500 12,500 12,000 13,000 10,500 7,500 8,000 7,500 6,500 7,000 6,000 5,500 5,000 5,000 5,000 7,000 5,500 6,000 6,500 7,000 7,500 5,500 5,000 4,500 4,000 6,000 7,000 7,500 8,000 8,500 9,000 9,500 9,000 8,500 2,500 2,500 2,500 2,000 3,000 3,000 3,000 3,500 3,500 3,500 7,500 7,500 7,000 7,000 6,500 6,000 5,500 6,500 4,000 4,000 4,000 4,500 4,500 4,500 8,500 5,000 5,000 5,000 8,000 9,000 9,500 8,000 8,500 9,500 9,000 8,500 6,500 6,500 7,000 7,000 7,000 4,000 4,500 5,000 5,500 6,000 6,500 7,000 13,500 13,000 12,500 12,000 11,500 11,000 10,500 9,000 9,500 10,000 10,500 11,000 11,500 12,000 10,000 7,500 7,500 7,500 8,000 8,000 8,000 8,500 8,500 8,500 9,000 9,000 9,000 9,500 9,500 9,500 10,000 10,000 5,500 5,500 8,000 9,500 11,000 10,500 11,000 6,500 8,000 6,000 7,000 6,500 8,500 8,000 9,000 9,500 10,000 8,500 5,500 5,500 6,000 6,000 7,000 7,000 6,500 6,500 7,500 7,500 7,500 8,500 8,000 8,000 TD 24,818 TD 21,585 TD 24,600 TD 24,966 TD 20,100 19,000 19,500 20,000 20,500 21,000 21,500 22,000 22,500 14,500 15,000 15,500 16,000 GR RES. 15,000 15,500 15,500 16,000 16,000 16,500 12,500 9,000 3,500 4,000 4,500 5,000 5,500 6,000 6,500 9,500 10,000 10,500 11,000 11,500 12,000 13,000 13,500 14,000 14,500 15,000 15,500 17,000 17,000 16,500 17,500 18,000 17,500 18,000 18,500 18,500 19,000 TD 20,000 TD 16,700 GR GR Res. Res. SP TD 12,954 GR Res. TD 8,254 2,000 2,500 0 1,000 500 1,500 Res. GR Res. GR Res. GR Res. GR Res. 1,000 16,000 17,500 18,000 18,500 19,000 19,500 20,000 20,500 21,000 18,000 19,000 18,500 19,500 20,000 20,500 16,500 17,000 17,500 18,000 18,500 19,000 16,000 16,500 17,000 1,500 2,000 2,500 3,000 GR Res. GR GR Res. Res. 15500 3,000 3,500 TD 16,168 TD 6,330 TD 17,550 FEET FEET Pubco Petroleum Federal #11-11 NE SW sec. 11, T. 34 N., R. 88 W. KB 6,469 Davis Oil 1 Twidale SE NW sec. 15, T. 34 N., R. 87 W. KB 6,078 Continental Oil 1 McClanahan Draw SW SE sec. 5, T. 33 N., R. 86 W. KB 6,261 Diamond Shamrock 23–23 North Grieve NE SW sec. 23, T. 33 N., R. 86 W. KB 6,453 Chorney Oil Soap Creek Unit 3 NW SE sec. 32, T. 33 N., R. 85 W. KB 6,210 Amoco Production Van Irvine Trust 1–12 SE NE sec. 12, T. 32 N., R. 85 W. KB 6,309 Exxon Corp. Eagle Creek Unit 1 SW NE sec. 36, T. 32 N., R. 84 W. KB 6,858 Union Oil of Calif. 1-I-34 Young Ranch NE SE sec. 34, T. 32 N., R. 83 W. KB 5,984 Kirkwood, W.C. 14–12 State SW SW sec. 12, T. 31 N., R. 82 W. KB 5,334 Samdan Oil Corp. Shell-Federal 1 NW NW sec. 20, T. 31 N., R. 81 W. KB 5,428 Continental Oil Raderville 4 Unit NE SE sec. 2, T. 34 N., R. 89 W. KB 6,897 Sohio Petroleum Deer Canyon 23–D SW SE sec. 23, T. 34 N., R. 90 W. KB 6,208 El Paso Nat. Gas Brunel-Federal 1 NE SE sec. 13, T. 34 N., R. 91 W. KB 5,862 Sun Oil Co. 1 Wolf Federal NW SE sec. 31, T. 35 N., R. 92 W. KB 5,600 Exxon Co. 1 Horseshoe Creek SE NW sec. 26, T. 35 N., R. 92 W. KB 5,711 Mosbacher 17–1 Federal NW NW sec. 17, T. 34 N., R. 94 W. KB 5,622 Amerada 1 U.S.A. Grigsby NW SW sec. 23, T. 34 N., R. 94 W. KB 5,624 Continental 12–2 Tribal NW SE sec. 12, T. 1 S., R. 5 E. KB 5,213 Arco 33 Arco Tribal SW SW sec. 30, T. 1 S., R. 5 E. KB 5,243 Exxon Co. 1 Shoshone-Arapahoe 534 NW SE sec. 2, T. 1 S., R. 2 E. KB 5,270 Exxon Co. 1 Shoshone-Arapahoe Tribal 731 SW SE sec. 20, T. 1 N., R. 2 E. KB 5,390 Amoco Production Shoshone-Arapahoe 8–22 SE NE sec. 22, T. 2 N., R. 2 E. KB 5,444 Shell Oil Tribal 33X–10 NW SE sec. 10, T. 3 N., R. 2 E. KB 5,414 Andover Oil Co. Tribal 22–1 SW SE sec. 22, T. 4 N., R. 2 E. KB 5,584 Wolf Expl. Co. 1 Govt. NW SW sec. 29, T. 32 N., R. 84 W. KB 7,012 Continental Tribal 10–1 NW SE sec. 10, T. 5 N., R. 1 E. KB 5,933 East Sheep Creek surface section secs. 2, 3, 10, 11, 14, 15, 24, T. 6 N., R. 2 E. (modified from Keefer and Troyer, 1964; Keefer, 1997) Davis Oil Co. Witting no. 1 SW SE sec. 2, T. 33 N., R. 84 W. KB 6,028 Union Oil of California Key Springs 1–F–14 SE NW sec. 14, T. 35 N., R. 86 W. KB 5,914 Coastal O&G Bullfrog Unit 3–8–36–86 NW SW sec. 8, T. 36 N., R. 86 W. KB 6,088 Kirkwood, W.C. 14-12 State SW SW sec. 12, T. 31 N., R. 82 W. KB 5,334 Shell Oil Co. Poison Springs 23–20 NE SW sec. 20, T. 32 N., R. 82 W. KB 5,675 LL&E Bighorn 4–36 MDU SW NE sec. 36, T. 39 N., R. 91 W. KB 5,331 Burlington Res. Co. Bighorn 8–35 SE SE sec. 35, T. 39 N., R. 90 W. GL 5,561 Moncrief O & G Lysite 7–1 SW SW sec. 7, T. 39 N., R. 92 W. KB 5,503 CIG Birdseye Creek 1–4–39–94 NW NE sec. 4, T. 39 N., R. 94 W. KB 4,970 Tom Brown, Inc. Cutthroat Tribal 32–13 SW NE sec. 13, T. 5N., R. 5E. KB 5,078 Coastal O & G 1 Owl Creek-Tribal NW SE sec. 26, T. 5 N., R. 3 E. KB 5,105 Tom Brown, Inc. Tribal Mexican Pass 10–23 NE SW sec. 10, T. 5 N., R. 3 E. KB 5,431 East Sheep Creek surface section secs. 2, 3, 10, 11, 14, 15, 24, and T. 6 N., R. 2 E. (modified from Keefer and Troyer, 1964; Keefer, 1997) ? ? NORTHWEST SOUTHEAST 7.7 MILES 3.8 MILES 9.8 MILES ~7.0 MILES 14.1 MILES 4.0 MILES 6.9 MILES 3.4 MILES 6.6 MILES 6.5 MILES 5.0 MILES 5.8 MILES 7.0 MILES 4.9 MILES 8.5 MILES 4.1 MILES 9.2 miles 4.0 MILES 3.7 MILES 5.1 MILES 3.4 MILES 7.6 MILES 2.3 MILES 4.3 MILES 4.5 MILES 6.2 MILES Datum “Niobrara equivalent” “Sage Breaks equivalent” "chalk kick" Upper sandy member (part) Lower shaly member Frontier Formation (part) Cody Shale (part) "chalk kick" SOUTH LINE—Cross Section of Niobrara Equivalent Strata in the Wind River Basin, Wyoming Cody Shale (part) Frontier Formation (part) “Niobrara equivalent” “Sage Breaks equivalent” Upper sandy member (part) Lower shaly member "chalk kick" Glauconitic sandstone of Keefer and Johnson (1993) ? Detailed Cross Sections of Niobrara Equivalent Strata in the Wind River Basin, Wyoming By Thomas M. Finn 2017 3.0 MILES 7.0 MILES 5.6 MILES 13.1 MILES 9.5 MILES Upper sandy member (part) Lower shaly member 12.2 MILES “Shannon sands” 5.3 MILES Cody Shale (part) 24.9 MILES 7.5 MILES “Niobrara equivalent” 16.2 MILES 12.9 MILES 5.7 MILES "chalk kick" Datum Frontier Formation (part) NORTH LINE—Cross Section of Niobrara Equivalent Strata in the Wind River Basin, Wyoming Frontier Formation (part) "chalk kick" ? “Niobrara equivalent” Glauconitic sandstone of Keefer and Johnson (1993) NORTHWEST SOUTHEAST ? ? bentonite zone Shotgun Butte Madden anticline Tepee Flats Hells Half Acre Shotgun Butte Alkali Butte Rattlesnake Hills Coalbank Hills Clarkson Hill Clarkson Hill “Sage Breaks equivalent” For more information concerning this publication, contact: Center Director, USGS Central Energy Resources Science Center Box 25046, Mail Stop 939 Denver, CO 80225 (303) 236-1647 Or visit the Central Energy Resources Science Center Web site at: http://energy.usgs.gov/ Suggested citation: Finn, T.M., 2017, Stratigraphic cross sections of the Niobrara interval of the Cody Shale and associated rocks in the Wind River Basin, central Wyoming: U.S. Geological Survey Scientific Investigations Map 3370, 19 p., 1 sheet, https://doi.org/10.3133/sim3370. Digital files available at https://doi.org/10.3133/sim3370 Publishing support provided by: Denver Publishing Service Center Edit and digital layout by L.J. Binder Digital cartography support by Jeff Hartley Manuscript approved for publication October 21, 2016 To learn about the USGS and its information products visit http://www.usgs.gov/ 1-888-ASK-USGS For product and ordering information visit: http://store.usgs.gov ISSN 2329-132X (online) https://doi.org/10.3133/sim3370 This map or plate is offered as an online-only, digital publication. Users should be aware that, because of differences in rendering processes and pixel resolution, some slight distortion of scale may occur when viewing it on a computer screen or when printing it on an electronic plotter, even when it is viewed or printed at its intended publication scale. Scaphites impendicostatus Inoceramus rotundatus Scaphites hippocrepis I Scaphites leei Desmoscaphites bassleri Clioscaphite vermiformis Scaphites ventricosus Inoceramus deformis Inoceramus perplexus Prionocyclus reesidei Plesiacanthoceras wyomingense Prionocyclus reesidei Scaphites corvensis Scaphites preventricocus Baculites yokoyamai, Scaphites corvensis Scaphites depressus Plesiacanthoceras wyomingense Scaphites hippocrepis I Inoceramus deformis Scaphites preventricocus Inoceramus deformis Inoceramus erectus Scaphites corvensis Baculites yokoyamai Inoceramus erectus Baculites yokoyamai Scaphites corvensis Inoceramus perplexus Plesiacanthoceras wyomingense Baculites yokoyamai Clioscaphites choteauensis Scaphites depressus Scaphites depressus Scaphites depressus Scaphites depressus Inoceramus deformis Clioscaphites vermiformis approximate base of Scaphites hippocrepis I Zone Scaphites corvensis Prionocyclus reesidei Scaphites corvensis Inoceramus perplexus Prionocyclus reesidei Plesiacanthoceras wyomingense Scaphites corvensis Inoceramus erectus Crennoceramus crassus inconstans Scaphites ventricosus Inoceramus deformis Scaphites depressus Scaphites depressus Scaphites depressus Scaphites leei Desmoscaphites bassleri Clioscaphite vermiformis Clioscaphites choteauensis approximate base of Scaphites hippocrepis I Zone Inoceramus deformis T 5 N T 1 N T 1 S T 1 S T 1 N T 40 N T 35 N T 35 N T 45 N T 40 N T 30 N T 5 N T. 40 N. T. 45 N. R. 80 W. R. 85 W. R. 90 W. R. 95 W. R. 100 W. R. 105 W. R. 110 W. R 110 W R 105 W R 90 W R 85 W R 100 W R 100 W R 95 W R 95 W R 1 W R 1 W R 5 W R 5 W R 1 E R 1 E R 5 E R 5 E T. 30 N. T. 35 N. Wind River Basin Province WYOMING Washakie Wind River Range Mountains Creek Owl Bighorn Mountains Casper arch Granite Mountains Range North line line South 43° 110° 109° 108° 107° Wind River Basin Province boundary Well control point East Sheep Creek surface section EXPLANATION Cody Shale outcrop Precambrian rock INDEX MAP Wind River Basin Province Base from Bureau of Land Management digital data, 2016 Lambert Conformal Conic projection Standard parallels 33° and 45°, Central meridian -108° Latitude of origin 39° North American Datum of 1983 (NAD83) 0 40 MILES 10 20 30 0 40 KILOMETERS 10 20 30 EXPLANATION Vertial scale 1,000 300 200 100 500 Baculites obtusus Locally correlatable horizon or marker bed Approximate position of important guide fossil(s)—Projected from nearby outcrops Gas show Gas producing interval Perforated interval(s) Oil producing interval Oil show Gas show Drill-stem test interval(s) DEPTH (FEET) GR Res. 15,000 15,500 Dry and abandoned Dry and abandoned, gas show Dry and abandoned, oil show Dry and abandoned, oil and gas show Gas well Oil well Interbedded sandstone, shale, sandy shale, and siltstone Marine or marginal marine sandstone or siltstone Shale, sandy shale, or silty shale Marine shale Laterally persistent zone within the Cody Shale showing higher gamma-ray intensity Shale, silty shale, sandy shale, calcareous shale, and marl Sandstone Shale Siltstone Bentonite Pebbles Covered Kelly bushing, elevation in feet Ground elevation, in feet Total depth of well, in feet Gamma ray Spontaneous potential Resistivity GR SP Res. KB TD GL Approximate base of Scaphites hippocrepis I Zone Horizontal scale 0 5 5 10 10 15 15 20 MILES 20 KILOMETERS WELL LOG SYMBOLS WELL SYMBOLS METERS FEET U.S. Department of the Interior U.S. Geological Survey Scientific Investigations Map 3370 Pamphlet accompanies map
Transcript of Detailed Cross Sections of Niobrara Equivalent Strata in ...KB 6,261 Diamond Shamrock 23–23 North...
4,000
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TD 11,477 TD 19,235 TD 9,282TD 13,840TD 9,522
TD 14,420TD 9,800
TD 8,328
TD 10,444TD 9,780
TD 12,175TD 8,657
TD 6,790 TD 6,511 TD 9,556TD 10,311TD 10,425
TD 12,247TD 10,554TD 10,910 TD 8,200
TD 15,012 TD 13,787TD 8,254
TD 5,034
GR
Res.
GR Res. GRRes.
GR Res. GR Res.
GR Res.
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Res.
GR Res. GR Res.
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GR Res.GR Res.
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GR Res. GR Res. GR Res.GR Res.
GR Res.GR Res. GR Res.
SP Res.
TD 13,640
10,500
11,000
11,500
6,500
6,000
5,500
5,000
4,500
4,000
1,000
1,500
2,000
2,500
3,500
4,000
3,000
3,500
50012500
13000
4,500
5,000
5,500
6,000
6,500
7,000
14,500
14,000
13,500
13,500
13,000
13,000
12,500
12,500
12,000
11,500
11,000
11,500
12,500
12,000
13,000
10,500
7,500
8,000
7,500
6,500
7,000
6,000
5,500
5,000
5,000
5,000
7,000
5,500
6,000
6,500
7,000
7,500
5,500
5,000
4,500
4,000
6,000
7,000
7,500
8,000
8,500
9,000
9,500
9,000
8,500
2,5002,500
2,500
2,000
3,0003,000
3,000
3,5003,500
3,500
7,500
7,500
7,000
7,000
6,500
6,000
5,500
6,500
4,0004,000
4,000
4,5004,500
4,500
8,500
5,0005,000
5,000
8,000
9,000
9,500
8,000
8,500
9,500
9,000
8,500
6,500
6,500
7,000
7,000
7,000
4,000
4,500
5,000
5,500
6,000
6,500
7,000
13,500
13,000
12,500
12,000
11,500
11,000
10,500
9,000
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10,000
10,500
11,000
11,500
12,000
10,000
7,500
7,500
7,500
8,000
8,000
8,000
8,500
8,500
8,500
9,000
9,000
9,000
9,500
9,500
9,500
10,000
10,000
5,5005,500
8,000
9,500
11,000
10,500
11,000
6,500
8,000
6,000
7,000
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8,500
8,000
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8,500
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5,500
6,000
6,000
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TD 24,818TD 21,585
TD 24,600
TD 24,966
TD 20,100
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21,500
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15,500
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16,000
16,500
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3,500
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17,000
17,000
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17,500
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18,500
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TD 20,000TD 16,700
GR
GR Res.
Res.SP
TD 12,954
GR Res.
TD 8,254
2,000
2,500
0
1,000
500
1,500
Res.GR Res.GR Res.
GR Res.
GR Res.
1,000
16,000
17,500
18,00018,500
19,000
19,500
20,000
20,500
21,000
18,000
19,000
18,500
19,500
20,000
20,500
16,500
17,000
17,500
18,000
18,500
19,000
16,000
16,500
17,000
1,500
2,000
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3,000
GR Res.
GR
GR
Res.
Res.
15500
3,000
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TD 16,168TD 6,330
TD 17,550
FEET
FEET Pubco PetroleumFederal #11-11
NE SWsec. 11, T. 34 N., R. 88 W.
KB 6,469
Davis Oil1 Twidale
SE NWsec. 15, T. 34 N., R. 87 W.
KB 6,078
Continental Oil1 McClanahan Draw
SW SEsec. 5, T. 33 N., R. 86 W.
KB 6,261
Diamond Shamrock23–23 North Grieve
NE SWsec. 23, T. 33 N., R. 86 W.
KB 6,453
Chorney OilSoap Creek Unit 3
NW SEsec. 32, T. 33 N., R. 85 W.
KB 6,210
Amoco ProductionVan Irvine Trust 1–12
SE NEsec. 12, T. 32 N., R. 85 W.
KB 6,309
Exxon Corp.Eagle Creek Unit 1
SW NEsec. 36, T. 32 N., R. 84 W.
KB 6,858
Union Oil of Calif.1-I-34 Young Ranch
NE SEsec. 34, T. 32 N., R. 83 W.
KB 5,984
Kirkwood, W.C.14–12 State
SW SWsec. 12, T. 31 N., R. 82 W.
KB 5,334
Samdan Oil Corp.Shell-Federal 1
NW NWsec. 20, T. 31 N., R. 81 W.
KB 5,428Continental Oil
Raderville 4 UnitNE SE
sec. 2, T. 34 N., R. 89 W.KB 6,897
Sohio PetroleumDeer Canyon 23–D
SW SEsec. 23, T. 34 N., R. 90 W.
KB 6,208
El Paso Nat. GasBrunel-Federal 1
NE SEsec. 13, T. 34 N., R. 91 W.
KB 5,862
Sun Oil Co.1 Wolf Federal
NW SEsec. 31, T. 35 N., R. 92 W.
KB 5,600
Exxon Co.1 Horseshoe Creek
SE NWsec. 26, T. 35 N., R. 92 W.
KB 5,711
Mosbacher17–1 Federal
NW NWsec. 17, T. 34 N., R. 94 W.
KB 5,622
Amerada1 U.S.A. Grigsby
NW SWsec. 23, T. 34 N., R. 94 W.
KB 5,624
Continental12–2 Tribal
NW SEsec. 12, T. 1 S., R. 5 E.
KB 5,213
Arco33 Arco Tribal
SW SWsec. 30, T. 1 S., R. 5 E.
KB 5,243
Exxon Co.1 Shoshone-Arapahoe 534
NW SEsec. 2, T. 1 S., R. 2 E.
KB 5,270
Exxon Co.1 Shoshone-Arapahoe Tribal 731
SW SEsec. 20, T. 1 N., R. 2 E.
KB 5,390
Amoco ProductionShoshone-Arapahoe 8–22
SE NEsec. 22, T. 2 N., R. 2 E.
KB 5,444
Shell OilTribal 33X–10
NW SEsec. 10, T. 3 N., R. 2 E.
KB 5,414
Andover Oil Co.Tribal 22–1
SW SEsec. 22, T. 4 N., R. 2 E.
KB 5,584
Wolf Expl. Co.1 Govt.
NW SWsec. 29, T. 32 N., R. 84 W.
KB 7,012
ContinentalTribal 10–1
NW SEsec. 10, T. 5 N., R. 1 E.
KB 5,933
East Sheep Creek surface sectionsecs. 2, 3, 10, 11, 14, 15, 24,
T. 6 N., R. 2 E.(modified from Keefer and Troyer, 1964;
Keefer, 1997)
Davis Oil Co.Witting no. 1
SW SEsec. 2, T. 33 N., R. 84 W.
KB 6,028
Union Oil of CaliforniaKey Springs 1–F–14
SE NWsec. 14, T. 35 N., R. 86 W.
KB 5,914
Coastal O&GBullfrog Unit 3–8–36–86
NW SWsec. 8, T. 36 N., R. 86 W.
KB 6,088
Kirkwood, W.C.14-12 State
SW SWsec. 12, T. 31 N., R. 82 W.
KB 5,334
Shell Oil Co.Poison Springs 23–20
NE SWsec. 20, T. 32 N., R. 82 W.
KB 5,675
LL&E Bighorn 4–36 MDU
SW NEsec. 36, T. 39 N., R. 91 W.
KB 5,331
Burlington Res. Co.Bighorn 8–35
SE SEsec. 35, T. 39 N., R. 90 W.
GL 5,561
Moncrief O & GLysite 7–1SW SW
sec. 7, T. 39 N., R. 92 W.KB 5,503
CIGBirdseye Creek 1–4–39–94
NW NEsec. 4, T. 39 N., R. 94 W.
KB 4,970
Tom Brown, Inc.Cutthroat Tribal 32–13
SW NEsec. 13, T. 5N., R. 5E.
KB 5,078
Coastal O & G1 Owl Creek-Tribal
NW SEsec. 26, T. 5 N., R. 3 E.
KB 5,105
Tom Brown, Inc.Tribal Mexican Pass 10–23
NE SWsec. 10, T. 5 N., R. 3 E.
KB 5,431
East Sheep Creek surface sectionsecs. 2, 3, 10, 11, 14, 15, 24,
and T. 6 N., R. 2 E.(modified from Keefer and Troyer, 1964;
Keefer, 1997)
?
?
NORTHWEST SOUTHEAST
7.7 MILES3.8 MILES
9.8 MILES
~7.0 MILES
14.1 MILES4.0 MILES6.9 MILES
3.4 MILES6.6 MILES6.5 MILES
5.0 MILES5.8 MILES7.0 MILES
4.9 MILES
8.5 MILES
4.1 MILES9.2 miles
4.0 MILES
3.7 MILES 5.1 MILES 3.4 MILES
7.6 MILES2.3 MILES
4.3 MILES
4.5 MILES
6.2 MILES
Datum
“Niobrara equivalent”
“Sage Breaks equivalent”
"chalk kick"
Upper sandymember
(part)
Lower shalymember
FrontierFormation
(part)
Cody Shale(part)
"chalk kick"
SOUTH LINE—Cross Section of Niobrara Equivalent Strata in the Wind River Basin, Wyoming
Cody Shale(part)
Frontier Formation(part)
“Niobrara equivalent”
“Sage Breaks equivalent”
Upper sandymember
(part)
Lower shalymember
"chalk kick"
Glauconitic sandstone ofKeefer and Johnson (1993)
?
Detailed Cross Sections of Niobrara Equivalent Strata in the Wind River Basin, WyomingBy
Thomas M. Finn2017
3.0 MILES7.0 MILES
5.6 MILES13.1 MILES9.5 MILES
Upper sandymember
(part)
Lower shalymember
12.2 MILES
“Shannon sands”
5.3 MILES
Cody Shale(part)
24.9 MILES
7.5 MILES
“Niobrara equivalent”
16.2 MILES 12.9 MILES
5.7 MILES
"chalk kick"Datum
Frontier Formation(part)
NORTH LINE—Cross Section of Niobrara Equivalent Strata in the Wind River Basin, Wyoming
Frontier Formation(part)
"chalk kick"?
“Niobrara equivalent”
Glauconitic sandstone ofKeefer and Johnson (1993)
NORTHWESTSOUTHEAST
? ?
bentonite zone
Shotgun Butte Madden anticline Tepee Flats Hells Half Acre
Shotgun Butte Alkali Butte Rattlesnake HillsCoalbank Hills
Clarkson Hill
Clarkson Hill
“Sage Breaks equivalent”
For more information concerning this publication, contact:Center Director, USGS Central Energy Resources Science CenterBox 25046, Mail Stop 939Denver, CO 80225(303) 236-1647
Or visit the Central Energy Resources Science Center Web site at:http://energy.usgs.gov/
Suggested citation: Finn, T.M., 2017, Stratigraphic cross sections of the Niobrara interval of the Cody Shale and associated rocks in the Wind River Basin, central Wyoming: U.S. Geological Survey Scientific Investigations Map 3370, 19 p., 1 sheet, https://doi.org/10.3133/sim3370.
Digital files available at https://doi.org/10.3133/sim3370
Publishing support provided by: Denver Publishing Service CenterEdit and digital layout by L.J. BinderDigital cartography support by Jeff HartleyManuscript approved for publication October 21, 2016
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ISSN 2329-132X (online)
https://doi.org/10.3133/sim3370
This map or plate is offered as an online-only, digital publication. Users should be aware that, because of differences in rendering processes and pixel resolution, some slight distortion of scale may occur when viewing it on a computer screen or when printing it on an electronic plotter, even when it is viewed or printed at its intended publication scale.
Scaphites impendicostatusInoceramus rotundatus
Scaphites hippocrepis I
Scaphites leeiDesmoscaphites bassleri
Clioscaphite vermiformis
Scaphites ventricosusInoceramus deformis
Inoceramus perplexusPrionocyclus reesidei
Plesiacanthoceras wyomingense
Prionocyclus reesideiScaphites corvensis
Scaphites preventricocus Baculites yokoyamai, Scaphites corvensis
Scaphites depressus
Plesiacanthoceras wyomingense
Scaphites hippocrepis I
Inoceramus deformisScaphites preventricocus
Inoceramus deformis Inoceramus erectus
Scaphites corvensisBaculites yokoyamai
Inoceramuserectus
Baculites yokoyamaiScaphites corvensis
Inoceramus perplexus
Plesiacanthoceraswyomingense
Baculites yokoyamai
Clioscaphites choteauensis
Scaphites depressus
Scaphites depressus
Scaphites depressus
Scaphites depressus
Inoceramusdeformis
Clioscaphites vermiformis
approximatebase of Scaphites hippocrepis I Zone
Scaphites corvensisPrionocyclus reesidei
Scaphites corvensis
Inoceramus perplexusPrionocyclus reesidei
Plesiacanthoceraswyomingense
Scaphites corvensis
Inoceramus erectusCrennoceramus
crassus inconstans
Scaphites ventricosusInoceramus deformis
Scaphites depressus
Scaphites depressus
Scaphites depressus
Scaphites leeiDesmoscaphites bassleri
Clioscaphite vermiformis
Clioscaphites choteauensis
approximate base of Scaphites hippocrepis I Zone
Inoceramus deformis
T5N
T1NT1S
T1S
T1N
T40N
T35N
T35N
T45N
T40N
T30N
T5N
T.40N.
T.45N.
R. 80 W.R. 85 W.R. 90 W.R. 95 W.R. 100 W.R. 105 W.R. 110 W.
R 110 W
R 105 W
R 90 W R 85 W
R 100 W
R 100 W
R 95 W
R 95 W
R 1 W
R 1 W
R 5 W
R 5 W
R 1 E
R 1 E
R 5 E
R 5 E
T.30N.
T.35N.
Wind River BasinProvince
WYOMING
Washakie
Wind
River
Range
Mountains
Creek
Owl
Bigh
orn
Mou
ntai
ns
Casper
arch
GraniteMountains
Range
North
line
lineSouth43°
110° 109° 108° 107°
Wind River Basin Province boundaryWell control pointEast Sheep Creek surface section
EXPLANATIONCody Shale outcropPrecambrian rock
INDEX MAP
Wind River Basin Province
Base from Bureau of Land Management digital data, 2016Lambert Conformal Conic projectionStandard parallels 33° and 45°, Central meridian -108°Latitude of origin 39°North American Datum of 1983 (NAD83)
0 40 MILES10 20 30
0 40 KILOMETERS10 20 30
EXPLANATION
Verti
al s
cale
1,000300
200
100
500
Baculites obtusus
Locally correlatable horizon or marker bed
Approximate position of important guidefossil(s)—Projected from nearby outcrops
Gas show
Gas producing interval
Perforated interval(s)
Oil producing interval
Oil show
Gas show
Drill-stem testinterval(s)
DEPTH(FEET)
GR Res.
15,000
15,500
Dry and abandoned
Dry and abandoned, gas show
Dry and abandoned, oil show
Dry and abandoned, oil and gas show
Gas well
Oil well
Interbedded sandstone, shale,sandy shale, and siltstone
Marine or marginal marine sandstone or siltstone
Shale, sandy shale, or silty shale
Marine shale
Laterally persistent zone withinthe Cody Shale showing highergamma-ray intensity
Shale, silty shale, sandy shale,calcareous shale, and marl
Sandstone
Shale
Siltstone
Bentonite
Pebbles
Covered
Kelly bushing, elevation in feet
Ground elevation, in feet
Total depth of well, in feet
Gamma ray
Spontaneous potential
Resistivity
GR
SP
Res.
KB
TD
GL
Approximate base of Scaphites hippocrepis I Zone
Horizontal scale
0
5
5
10
10
15
15
20 MILES
20 KILOMETERS
WELL LOG SYMBOLS
WELL SYMBOLS
METERS FEET
U.S. Department of the InteriorU.S. Geological Survey
Scientific Investigations Map 3370Pamphlet accompanies map
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