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Round Mountain Mine (Round Mountain Gold Mine; Sunnyside Mine; Sphinx glory hole; Great Western tunnel; Rattlesnake; Keane vein; Los Gazabo vein), Round Mountain, Round Mountain, Round Mountain District, Nye Co., Nevada, USA

Electrum
Round Mountain Mine, Round Mountain, Round Mountain, Round Mountain District, Nye Co., Nevada, USA

Photo: 2002 Thames Valley Minerals

Latitude: 38°42'N
Longitude: 117°4'W

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An open pit Au-Ag-As-Sb-Th-Hg-Mo-F-Mn-W mine located in secs. 19 & 30, T10N, R44E, MDM, 0.9 km (2,800 feet) SE of Round Mountain (summit) (coordinates of record), and 1.2 km (4,100 feet) S of Round Mountain (town). Owned by Homestake Mining Co. (25%) & Round Mountain Gold Corp.

Workings include an open pit with a heap-leach operation.

Produced 4 million tons ore (= 3,720 kg Au) (1984).

Mineral List

Aguilarite
Anatase
Calcite
'Chlorite Group'
Fluorite

Goethite
Gold
var: Electrum
Hematite
Jarosite

'K Feldspar
var: Adularia'
'Limonite'
Muscovite
var: Sericite
Pyrite
Pyrolusite

Realgar
Scorodite

17 entries listed. 12 valid minerals.

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References

Mining Annual Review (1985): 326.

Minerals yearbook (1988) - Mining & Quarrying Trends: 31.

Wilson, W. E. (2009): The Round Mountain mine, Nye County, Nevada. Mineralogical Record: 40: 105-115.

Werschky, R. S. (2011). Kristallines Gold vom Round Mountain, Nevada, USA. Mineralien Welt. 22(4): 14-27.

Nevada Bureau of Mines and Geology Special Publication 31, Minerals of Nevada.

External Links

http://www.minrec.org/archivedetail.asp?id=65

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Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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