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B W and H Occurrence, Gold Mountain District, Sevier Co., Utah, USA

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Latitude & Longitude (WGS84): 38° 30' 59'' North , 112° 17' 13'' West
Latitude & Longitude (decimal): 38.51639,-112.28694
Köppen climate type:Dfb : Warm-summer humid continental climate

Commodities (Major) - Silver, Gold
Deposit Type: Vein
Development Status: Past Producer
Host Rock: Latite
Tectonic Structure: Cordilleran Hingeline

Mineral List

6 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

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Alphabetical List Tree Diagram

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

2.588 - 66 Ma

ID: 2409970
Bullion Canyon Volcanics

Age: Cenozoic (2.588 - 66 Ma)

Description: Widely distributed, heterogeneous, varicolored, volcanic mudflow breccia, lava flows, flow breccia, ash-flow tuff, and fluvial volcanic conglomerate and sandstone; flows are mostly crystal-rich dacite with some fine-grained, crystal- poor, black andesite, as well as rhyodacite and quartz latite lava flows; age at least 30 to 22 Ma; maximum thickness at least 5,000 feet (1,500 m) in Sevier County.

Reference: Hintze, L.F, F.D. Davis, P.D. Rowley, C.G. Cunningham, T.A. Steven, G.C. Willis. Geologic map of the Richfield 30′ x 60′ quadrangle, southeast Millard County and parts of Beaver, Piute, and Sevier Counties, Utah. Utah Geological Survey Map 195. [59]

Middle Miocene - Chattian
11.62 - 28.1 Ma

ID: 2953338
Miocene volcanic rocks, undivided

Age: Cenozoic (11.62 - 28.1 Ma)

Stratigraphic Name: Topaz Mountain Rhyolite; Joe Lott Tuff; Mount Belknap Volcanics; Osiris Tuff; Mount Dutton Formation

Description: In Western Utah: Quichapa Group and other volcanic rocks (Tmb,Tmr,Tma). In Central Utah: Silver Shield Latite (17 my) and Pinyon Creek Conglomerate.

Comments: This unit mostly in Richfield 2 deg sheet. In the Delta sheet, includes the Topaz Mountain Rhyolite; also many local units

Lithology: Major:{felsic volcanic}, Incidental:{conglomerate, mafic volcanic}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

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