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Black Beauty Opal Mine (WRT Black Beauty claim; BLM-NMC No. 865656), WRT Stonetree group ("Dominion Opal Mine"), Virgin Valley District, Virgin Valley, Humboldt Co., Nevada, USA

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Latitude & Longitude (WGS84): 41° 51' 33'' North , 119° 2' 27'' West
Latitude & Longitude (decimal): 41.8591666667, -119.040833333


A precious opal mine located in sec. 4, T45N, R26E, MDM, in Virgin Valley. Staked in 2004 by The Wentzell Revocable Trust as an in-place lode deposit. Part of the WRT Stonetree group of lode mining claims. Officially known as the WRT Black Beauty claim, BLM-NMC#865656.

Mineral List


1 valid mineral.

Regional Geology

This 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 data will improve over time as more accurate maps and data sets are added.

Pliocene - Miocene2.588 - 23.03 MaMiocene-Pliocene volcanic rocks

Volcanic rocks

May include hypabyssal intrusions.

Miocene5.333 - 23.03 MaMiocene sedimentary

Sedimentary

Late Miocene - Late Eocene5.333 - 37.8 MaTuffaceous sedimentary rocks

Major:: {sandstone},Minor:: {limestone},Incidental:: {siltstone, conglomerate, mudstone, dolostone (dolomite), felsic volcanic rock, intermediate volcanic rock, mafic volcanic rock, tuff}

TUFFACEOUS SEDIMENTARY ROCKS-Locally includes minor amounts of tuff


References for regional geology:

Data provided by Macrostrat.org

Garrity, C.P., and Soller, D.R.,. Database of the Geologic Map of North America: adapted from the map by J.C. Reed, Jr. and others (2005). U.S. Geological Survey Data Series 424 .

USGS compilers. State geologic map data. State Maps.

Geological Survey of Canada. Generalized geological map of the world and linked databases. doi:10.4095/195142. Open File 2915d.



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