| Locality type: | Deposit |
| Classification |
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| Type: | Obsidian |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Obsidian data |
| Locality Data: | Click here to view Glass Mountain deposit, St. Helena, Napa County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 329772 |
| Long-form Identifier: | 1:3:329772:8 |
| GUID (UUID V4): | 86e6852f-965c-4005-a535-4d61f02e15d2 |
| Nearest other occurrences of Obsidian |
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| 54.0km (33.6 miles) | ⓘBorax Lake (Big Borax Lake), Clear Lake Oaks, Sulphur Creek Mining District (Sulfur Creek Mining District; Wilbur Springs Mining District), Lake County, California, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (volume) | | STATE OF CALIFORNIA EARL WARREN, Governor DEPARTMENT OF NATURAL RESOURCES WARREN IIANNUM, T. Director...1948 No. CALIFORNIA JOURNAL OF MINES AND GEOLOGY LIBRARY 1 UNIVERSITY OF CALIFORNIA DAVIS 1 ... ; STATE OF CALIFORNIA Earl Warren, Governor DEPARTMENT OF NATURAL RESOURCES Warren T. Hannum,...a service laboratory for the determination of California minerals and a conference room with a mining...mineral industry, geology, and mining operations of California is distributed to the public by means of publications |
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