| Locality type: | Occurrence |
| Classification |
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| Type: | Chert |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals: |
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| Associates: | Pyrolusite
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| Data |
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| Mineral Data: | Click here to view Chert data |
| Locality Data: | Click here to view Unspecified Mn occurrence [2], Westport, Coastal Range, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 685162 |
| Long-form Identifier: | 1:3:685162:0 |
| GUID (UUID V4): | 0 |
| References |
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Bradley, W.W., Huguenin, Emile, Logan, C.A., Tucker, W.B., and Waring, C.A. (1918), Manganese and chromium in California: California Mining Bureau. Bulletin 76: 39-49 |
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