Locality type: | Mine |
Classification |
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Species: | Pyrolusite |
Formula: | Mn4+O2 |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Pyrolusite data |
Locality Data: | Click here to view Marin County No. 25 Mine (Marin County No. 25), Fort Baker, Marin County, California, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 1206334 |
Long-form Identifier: | 1:3:1206334:9 |
GUID (UUID V4): | 7e2e2c87-30d0-4d3f-ac5a-5eda48931399 |
Nearest other occurrences of Pyrolusite |
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10.9km (6.7 miles) | ⓘRed Rock Island deposit, Richmond, Contra Costa County, California, USA |
72.0km (44.8 miles) | ⓘDyer prospect, Altamont, Alameda County, California, USA |
75.5km (46.9 miles) | ⓘKelly Mine, Mendenhall Springs, Livermore Mining District (Tesla District), Alameda County, California, USA |
77.7km (48.3 miles) | ⓘCamp 9 deposit (Camp 9 Merchant; Cummings), Mendenhall Springs, Livermore Mining District (Tesla District), Alameda County, California, USA |
78.6km (48.9 miles) | ⓘNelson Bailey Mine (Nelson lease; Bailey Mine; Newhall Mine), Mendenhall Springs, Livermore Mining District (Tesla District), Alameda County, California, USA |
78.7km (48.9 miles) | ⓘAlameda Company No. 39 prospect (Alameda County #39), Mendenhall Springs, Livermore Mining District (Tesla District), Alameda County, California, USA |
80.0km (49.7 miles) | ⓘNewman Estacia property, Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA |
80.5km (50.0 miles) | ⓘCorral Hollow Manganese deposits, Corral Hollow, Mendenhall Springs, Livermore Mining District (Tesla District), Alameda County, California, USA |
81.3km (50.5 miles) | ⓘBlack Jack Mine, Mendenhall Springs, Livermore Mining District (Tesla District), Alameda County, California, USA |
81.8km (50.8 miles) | ⓘTaylor and Pitcher Mine, Tesla, Livermore Mining District (Tesla District), Alameda County, California, USA |
References |
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