| Locality type: | Mine |
| Classification |
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| Species: | Chalcocite |
| Formula: | Cu2S |
| Comments: | Occurs as a vein to 1 foot (0.3 meter) wide in schist. |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Chalcocite data |
| Locality Data: | Click here to view Horse Mountain Mine (Copper Glance Mine; Humboldt Copper Mine), Horse Mountain, Humboldt County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 325288 |
| Long-form Identifier: | 1:3:325288:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Chalcocite |
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| 0.4km (0.2 miles) | ⓘSweet Home Mine (Ruby Mine), Horse Mountain, Humboldt County, California, USA |
| 40.4km (25.1 miles) | ⓘRed Cap Central Mine, Hopkins Butte, Mill Creek Mining District, Klamath Mountains, Humboldt County, California, USA |
| 44.2km (27.5 miles) | ⓘRed Cap Creek Mine (Red Cap Mine; La Perin Mine; Sky Chief Mine), Red Cap Creek, Opegoi, Weitchpec Mining District, Klamath Mountains, Humboldt County, California, USA |
| 51.4km (31.9 miles) | ⓘUnnamed Cu occurrence [1], Helena, North Fork Mining District, Salmon Mountains, Klamath Mountains, Trinity County, California, USA |
| 52.1km (32.3 miles) | ⓘMcClaren Mine (McClaren group; Trinity group; Trinity No. 1 claim; Mountain Bell claim), Stoveleg Gap, East Fork Mining District, Salmon Mountains, Klamath Mountains, Trinity County, California, USA |
| 59.4km (36.9 miles) | ⓘHale Creek Mine, Mad River Rock, Trinity County, California, USA |
| 60.3km (37.5 miles) | ⓘIron Mountain Mine, Norse Butte, Trinity County, California, USA |
| 87.2km (54.2 miles) | ⓘBig Blue claim (Big Blue Mine), Sugar Hill, Callahan Mining District (Scott River Mining District), Klamath Mountains, Siskiyou County, California, USA |
| 89.1km (55.4 miles) | ⓘGreenhorn Mine (Greenhorn vein; Willow Creek Mines Inc.; Warren Brothers), French Gulch, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA |
| 90.9km (56.5 miles) | ⓘCopper Queen Mine (Copper Queen lode; Copper Queen group), Bonanza King lookout, Bonanza King, Trinity Fork Mining District (Trinity Mining District), Trinity Mountains, Klamath Mountains, Trinity County, California, USA |
| References |
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