| Locality type: | Mining District |
| Classification |
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| Species: | Andalusite |
| Formula: | Al2(SiO4)O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Andalusite data |
| Locality Data: | Click here to view Grass Valley Mining District, Nevada County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 671811 |
| Long-form Identifier: | 1:3:671811:4 |
| GUID (UUID V4): | 41a40cfd-d732-4b4a-8308-2ec4d87588e9 |
| References |
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| Reference Search (possible matching items) |
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 | | Report (issue) | | Ws TN 24 C3 A3 STATE OF CALIFORNIA DEPARTMENT OF NATURAL RESOURCES MINERAL RESOURCES AND MINERAL...DAVIS IJBRARV UWIVERSITY OF CALIFORNIA DAVIS STATE OF CALIFORNIA EARL WARREN, Governor DEPARTMENT...FR-\NCISCO BULLETIN II JULY 142 THE COUNTIES OF CALIFORNIA MINERAL RESOURCES AND MINERAL PRODUCTION DURING...Honorable Earl Warren Governor of the State of California Dear Sir : have the honor to transmit herewith...summary of the mineral resources of each and every county in the state. For the first time all the essential |  | | Journal (volume) | | PER ANNUM. 1900. Single CoploH,-Teu Ctmts. California Contribution. will 1)1' on vii'w at I'aris ami...Exposition.* G. Dodd, the superintendent of the mining departof the Union Iron Works, it will readily...Salt Spring Valley, Cal. • Between Bear mountain and Gopher Ridge, in Cala- ; veras county, Cal., ...from the vicinity of Copperopolis northwestward to Valley Spring. Bear mountain and Gopher Ridge are ley...greatly varying size. The gold-bearing quartz of the district is associated with these dykes, usually constituting |
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