| Locality type: | Tunnel |
| Classification |
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| Species: | Quartz var: Chalcedony |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Chalcedony data |
| Locality Data: | Click here to view Diamond Joe tunnel, Idaho Springs, Lawson Mining District, Clear Creek County, Colorado, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 608480 |
| Long-form Identifier: | 1:3:608480:6 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Chalcedony |
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| 4.2km (2.6 miles) | ⓘMartha E. Mine, Lamartine Mining District, Clear Creek County, Colorado, USA |
| 5.3km (3.3 miles) | ⓘSilver Leaf, Lamartine Mining District, Clear Creek County, Colorado, USA |
| 5.8km (3.6 miles) | ⓘSilver Link, Lamartine Mining District, Clear Creek County, Colorado, USA |
| 5.8km (3.6 miles) | ⓘLittle Topsy, Lamartine Mining District, Clear Creek County, Colorado, USA |
| 7.0km (4.3 miles) | ⓘSilver Ring (Silverine), Lamartine Mining District, Clear Creek County, Colorado, USA |
| 7.2km (4.5 miles) | ⓘMuscovite, Lamartine Mining District, Clear Creek County, Colorado, USA |
| 7.2km (4.5 miles) | ⓘEclipse Mine, Lamartine Mining District, Clear Creek County, Colorado, USA |
| 7.7km (4.8 miles) | ⓘGerman and Belcher, Quartz Hill, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA |
| 7.7km (4.8 miles) | ⓘRocky & Stoney, Chicago Creek, Clear Creek County, Colorado, USA |
| 7.8km (4.8 miles) | ⓘCape Brenton, Chicago Creek, Clear Creek County, Colorado, USA |
| References |
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