| Locality type: | Claim |
| 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 Steep Hollow claims, Rogerville, Feather Falls Mining District, Butte County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 825147 |
| Long-form Identifier: | 1:3:825147:3 |
| GUID (UUID V4): | 3bbb3be9-6576-4896-b0bc-997c8235d04e |
| Nearest other occurrences of Chalcedony |
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| 28.8km (17.9 miles) | ⓘEvans prospect (Oak), Forest, Alleghany Mining District (Forest Mining District), Sierra County, California, USA |
| 29.3km (18.2 miles) | ⓘOak Mine (Evans Mine), Forest, Alleghany Mining District (Forest Mining District), Sierra County, California, USA |
| 32.1km (19.9 miles) | ⓘRoye-Sum Mine, Mack House, Alleghany Mining District (Forest Mining District), Sierra County, California, USA |
| 32.5km (20.2 miles) | ⓘ16 to 1 Mine (Sixteen-to-One Mine; Original Sixteen-to-One Mine), Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA |
| 41.7km (25.9 miles) | ⓘGolden Center Mine (Garage vein; Sleep vein; Church Hill vein), Golden Center group (Cabin Flat Mine; Rock Roche Mine; Dromedary Mine; Scotia Mine; Peabody Mine; Garage/Dromedary/Berriman/Peabody), Grass Valley, Grass Valley Mining District, Nevada County, California, USA |
| 42.7km (26.5 miles) | ⓘPennsylvania Mine [1] (Pennsylvania Consolidated Qtz; Pennsylvania-W.Y.O.D.; Pennsylvania vein; Pennsylvania-Wyod; Wyod), Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA |
| 45.5km (28.3 miles) | ⓘAllison Ranch Quartz Mine (Allison Ranch Mine; Allison Ranch vein; Allison Ranch Qtz.; Crossus Consolidated Mine; Stanton Mine), La Barr Meadows, Grass Valley Mining District, Nevada County, California, USA |
| 75.1km (46.7 miles) | ⓘSpanish Mine [1] (Central Consolidated Mine; Central Cons.; Spanish & Humbug Cons. claims; Humbug Mine; Spanish vein), Ophir, Ophir Mining District (Auburn Mining District; Duncan Hill Mining District), Placer County, California, USA |
| 76.5km (47.6 miles) | ⓘOphir Mining District (Auburn Mining District; Duncan Hill Mining District), Placer County, California, USA |
| References |
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