| Locality type: | Mine |
| Classification |
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| Species: | Sylvanite |
| Formula: | AgAuTe4 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Sylvanite data |
| Locality Data: | Click here to view Cold Spring and Red Cloud, Gold Hill Mining District, Boulder County, Colorado, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 371878 |
| Long-form Identifier: | 1:3:371878:0 |
| GUID (UUID V4): | fd3c8de6-be45-40c8-9a81-e4862c6d83af |
| Nearest other occurrences of Sylvanite |
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| 5.8km (3.6 miles) | ⓘPoorman group, Gold Hill Mining District, Boulder County, Colorado, USA |
| 6.4km (4.0 miles) | ⓘAmerican Mine, Sunshine, Gold Hill Mining District, Boulder County, Colorado, USA |
| 6.4km (4.0 miles) | ⓘGrand View, Gold Hill Mining District, Boulder County, Colorado, USA |
| 6.4km (4.0 miles) | ⓘInterocean Mine, Gold Hill Mining District, Boulder County, Colorado, USA |
| 7.6km (4.7 miles) | ⓘRichmond Mine, Gold Hill Mining District, Boulder County, Colorado, USA |
| 8.2km (5.1 miles) | ⓘMelvina, Gold Hill Mining District, Boulder County, Colorado, USA |
| 8.2km (5.1 miles) | ⓘIngram mine (Valley Forge Occurrence; Critic and Railroad Boy; Sunshine; Three Brothers; Atchison; Belle; Golden Eagle; Melvina; Baron; Richmond), Gold Hill Mining District, Boulder County, Colorado, USA |
| 8.2km (5.1 miles) | ⓘBlack Cloud, Gold Hill Mining District, Boulder County, Colorado, USA |
| 8.6km (5.4 miles) | ⓘGrand Republic Occurrence, Gold Hill Mining District, Boulder County, Colorado, USA |
| 8.6km (5.4 miles) | ⓘLogan & Sunbeam Occurrence, Gold Hill Mining District, Boulder County, Colorado, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Report (issue) | | Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr is...__________________________________________ _ 1 Summary of mining districts---.---------------------Introduction...____ _ Location, drainage, and accessibility _____________ _ History and production _________________________...________________ _ 4 Pre-Cambrian metamorphic and igneous rocks _____ _ Metamorphic rocks ________________________ |
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