| Locality type: | Placer |
| Classification |
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| Species: | Corundum |
| Formula: | Al2O3 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Corundum data |
| Locality Data: | Click here to view Eldorado Bar, East Helena, Lewis and Clark County, Montana, USA |
| Photo Gallery | View Gallery (2 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 788255 |
| Long-form Identifier: | 1:3:788255:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Corundum |
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| 6.9km (4.3 miles) | ⓘMissouri River gravel bar, Helena area, Helena Mining District (Spring Hill Mining District), Lewis and Clark County, Montana, USA |
| 8.1km (5.1 miles) | ⓘSpokane Bar (American Gem Corp.; Spokane Bar Sapphire Mine), Lewis and Clark County, Montana, USA |
| 85.0km (52.8 miles) | ⓘDry Cottonwood placer, Dry Cottonwood Creek, Orofino Mining District, Deer Lodge County, Montana, USA |
| 95.5km (59.4 miles) | ⓘSteward Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA |
| References |
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Eldorado Bar, East Helena, Lewis and Clark County, Montana, USA