| Locality type: | Prospect |
| Classification |
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| Species: | Magnetite |
| Formula: | Fe2+Fe23+O4 |
| Comments: | Interlayered with antigorite. |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals: |
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| Associates: | Antigorite
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| Data |
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| 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 |
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| Mindat Occurrence Record ID: | 922097 |
| Long-form Identifier: | 1:3:922097:3 |
| GUID (UUID V4): | c5c8b93f-ef01-4b8b-a4b4-799ad8db9240 |
| Nearest other occurrences of Magnetite |
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| 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 |
| 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 |
| 52.6km (32.7 miles) | ⓘCosumnes Copper Mine, Fair Play, Fairplay Mining District, El Dorado County, California, USA |
| References |
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