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Magnetite from
Ponderosa prospect, Soapstone Hill, Murphys, Murphys Mining District (Esmeralda Mining District; Sperry Mining District), East Belt, Calaveras County, California, USA


Locality type:Prospect
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Comments:Interlayered with antigorite.
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Antigorite
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Ponderosa prospect, Soapstone Hill, Murphys, Murphys Mining District (Esmeralda Mining District; Sperry Mining District), East Belt, Calaveras County, California, USA
Data Identifiers
Mindat Occurrence Record ID:922097
Long-form Identifier:1:3:922097:3
GUID (UUID V4):0
Nearest other occurrences of Magnetite
5.4km (3.4 miles) ⓘDouglas Flat placers, Douglas Flat, Vallecito Mining District, Calaveras County, California, USA
12.5km (7.7 miles) ⓘIron Rock Mine, Carson Hill, Carson Hill Mining District (Melones Mining District), Calaveras County, California, USA
13.6km (8.5 miles) ⓘMelones Mine, Carson Hill Gold Mining Company Mines (Carson Hill Mines), Melones, Carson Hill Mining District (Melones Mining District), Calaveras County, California, USA
16.5km (10.3 miles) ⓘBear Mountain Ranch occurrence, Copperopolis, Foothill Copper Belt, Calaveras County, California, USA
22.7km (14.1 miles) ⓘJamestown Mine (Jamestown group), Jamestown, Jamestown District, Tuolumne County, California, USA
26.4km (16.4 miles) ⓘMokelumne River, Amador County, California, USA
28.7km (17.9 miles) ⓘJackson Butte, Amador County, California, USA
28.8km (17.9 miles) ⓘMcCormick Mine (McCormick property; Terry and Sell lease [WWI]), Yosemite Junction, Tuolumne County, California, USA
38.3km (23.8 miles) ⓘDu Frene prospect (Dufrene prospect; Empire Mine; Pacific Mine), Sunnybrook, Pardee Mining District, Amador County, California, USA
43.2km (26.8 miles) ⓘCamanche Mining District, San Joaquin County, California, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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