| Locality type: | Mine |
| Classification |
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| Species: | Quartz |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Quartz data |
| Locality Data: | Click here to view Keystone-Union Mine (Calaveras Copper), Copperopolis Mines (Copperopolis group), Copperopolis, Foothill Copper Belt, Calaveras County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 324169 |
| Long-form Identifier: | 1:3:324169:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Quartz |
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| 0.7km (0.4 miles) | ⓘJackson McCarthy Mine (Old Calaveras Mine), Copperopolis, Foothill Copper Belt, Calaveras County, California, USA |
| 1.2km (0.8 miles) | ⓘNorth Keystone Mine (Keystone Mine), Copperopolis Mines (Copperopolis group), Copperopolis, Foothill Copper Belt, Calaveras County, California, USA |
| 2.7km (1.7 miles) | ⓘWatson Mine, Hodson, Hodson Mining District (Madam Felix Mining District; Felix Mining District), West Belt, Calaveras County, California, USA |
| 3.1km (1.9 miles) | ⓘBarnyard Mine, Copperopolis, Foothill Copper Belt, Calaveras County, California, USA |
| 3.1km (1.9 miles) | ⓘTiro Mine, Lightner Peak, Foothill Copper Belt, Calaveras County, California, USA |
| 3.2km (2.0 miles) | ⓘBig Seven Mine, Copperopolis, Foothill Copper Belt, Calaveras County, California, USA |
| 3.2km (2.0 miles) | ⓘGold Knoll Mine (Wilbur Womble Mine), Hodson, Hodson Mining District (Madam Felix Mining District; Felix Mining District), West Belt, Calaveras County, California, USA |
| 3.7km (2.3 miles) | ⓘGateway Mine, Copperopolis, Foothill Copper Belt, Calaveras County, California, USA |
| 4.2km (2.6 miles) | ⓘButcher Shop Mine, Hodson, Hodson Mining District (Madam Felix Mining District; Felix Mining District), West Belt, Calaveras County, California, USA |
| 4.5km (2.8 miles) | ⓘSkyrocket Mine, Hodson, Hodson Mining District (Madam Felix Mining District; Felix Mining District), West Belt, Calaveras County, California, USA |
| References |
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