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Opal from
Sleeper mine, Awakening Mining District, Humboldt County, Nevada, USA


Locality type:Mine
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Sleeper mine, Awakening Mining District, Humboldt County, Nevada, USA
Data Identifiers
Mindat Occurrence Record ID:599001
Long-form Identifier:1:3:599001:6
GUID (UUID V4):0
Nearest other occurrences of Opal
40.8km (25.4 miles) ⓘThacker Pass deposit, McDermitt Caldera Center, Humboldt County, Nevada, USA
52.9km (32.8 miles) ⓘAllied Group Nos. 1-22, Humboldt County, Nevada, USA
64.1km (39.8 miles) ⓘOld Man Spring Prospect, Disaster Mining District, Montana Mountains, Humboldt County, Nevada, USA
65.6km (40.8 miles) ⓘBuckskin Mountain, National Mining District, Humboldt County, Nevada, USA
66.6km (41.4 miles) ⓘBuckskin National mine, Buckskin Mountain, National Mining District, Humboldt County, Nevada, USA
67.3km (41.8 miles) ⓘCordero Mine, Opalite Mining District, Humboldt County, Nevada, USA
67.9km (42.2 miles) ⓘRedhouse Barite Mine, Potosi Mining District, Osgood Mountains, Humboldt County, Nevada, USA
68.2km (42.4 miles) ⓘMcDermitt Mine, Opalite Mining District, Humboldt County, Nevada, USA
71.1km (44.2 miles) ⓘDisaster Peak property (Nevada Cinnabar Group; Bretchell Mercury Deposit), Disaster Mining District, Montana Mountains, Humboldt County, Nevada, USA
72.2km (44.9 miles) ⓘHumboldt Sulphur Company Mine, Rabbit Hole Mining District, Humboldt County, Nevada, USA
References
USGS Bull 2090
Saunders, James A. (1994) Silica and gold textures in bonanza ores of the Sleeper Deposit, Humboldt County, Nevada; evidence for colloids and implications for epithermal ore-forming processes. Economic Geology, 89 (3) 628-638 doi:10.2113/gsecongeo.89.3.628
WARREN, I. (2005) Geology, geochemistry, and genesis of the El Pe˜nón epithermal Au-Ag deposit, northern Chile: Characteristics of a bonanza-grade deposit and techniques for exploration. Unpublished Ph.D. thesis, New Zealand, University of Auckland, Auckland, New Zealand, 428 pp.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Jackson, R. G., & Chevillon, C. V. (2007) 3D Geochemical and Mineralogical Model of the Sleeper Low Sulphidation Gold System, Nevada. Poster presentation - Exploration 07. Toronto
 
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