| Locality type: | Prospect |
| Classification |
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| Species: | Corundum |
| Formula: | Al2O3 |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Biotite | 2 |
| Plagioclase | 2 |
| Data |
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| Mineral Data: | Click here to view Corundum data |
| Locality Data: | Click here to view Gilliam prospect, Madison County, Montana, USA |
| Photo Gallery | View Gallery (3 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 784534 |
| Long-form Identifier: | 1:3:784534:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Corundum |
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| 23.5km (14.6 miles) | ⓘNorris Deposit, Madison County, Montana, USA |
| 39.3km (24.4 miles) | ⓘBeartrap corundum deposit, Madison County, Montana, USA |
| 49.9km (31.0 miles) | ⓘGallatin Corundum deposit, Gallatin Gateway, Gallatin County, Montana, USA |
| 50.8km (31.6 miles) | ⓘElk Creek corundum deposit (Montana Mine; Gallatin deposit; Flying D), Gallatin County, Montana, USA |
| 52.9km (32.9 miles) | ⓘBozeman Corundum Mine, Gallatin Gateway, Gallatin County, Montana, USA |
| 56.2km (34.9 miles) | ⓘSteward Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA |
| 65.8km (40.9 miles) | ⓘSweetwater Creek, Madison County, Montana, USA |
| 76.3km (47.4 miles) | ⓘDry Cottonwood placer, Dry Cottonwood Creek, Orofino Mining District, Deer Lodge County, Montana, USA |
| 82.5km (51.3 miles) | ⓘCamp Creek Corundum Occurrence, Beaverhead County, Montana, USA |
| 98.9km (61.5 miles) | ⓘBeaver Creek Occurrence, Gallatin County, Montana, USA |
| References |
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Gilliam prospect, Madison County, Montana, USA