| Locality type: | Mine |
| Classification |
|---|
|
| Species: | Gahnite |
| Formula: | ZnAl2O4 |
| Confirmation |
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|
| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Gahnite data |
| Locality Data: | Click here to view Cotopaxi Mine (Cotopaxi lode; Gumaer Mine; Fannie lode; Fannie Mill), Mine Gulch, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 34970 |
| Long-form Identifier: | 1:3:34970:5 |
| GUID (UUID V4): | c17a1216-cc58-45d8-9e41-700f9f0e03d4 |
| Nearest other occurrences of Gahnite |
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|
|
| 0.2km (0.2 miles) | ⓘMine Gulch, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA |
| 0.3km (0.2 miles) | ⓘCotopaxi Mining District, Fremont County, Colorado, USA |
| 26.6km (16.6 miles) | ⓘGreen Mountain Mine (Copper Boy Mine), Grape Creek Mining District (Greenhorn Mining District), Fremont County, Colorado, USA |
| 32.3km (20.1 miles) | ⓘHorseshoe Mine (School Section Deposit), Grape Creek Mining District (Greenhorn Mining District), Fremont County, Colorado, USA |
| 33.0km (20.5 miles) | ⓘIsabel Mine, Guffey Mining District (Freshwater Mining District), Fremont County, Colorado, USA |
| 33.8km (21.0 miles) | ⓘEight Mile Park, Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA |
| 36.2km (22.5 miles) | ⓘMica Lode Mine (Mica Hill Mine), Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA |
| 38.1km (23.7 miles) | ⓘSedalia Mine (Sedalia Copper Mine), Sedalia Mining District, Chaffee County, Colorado, USA |
| 38.3km (23.8 miles) | ⓘMill Gulch Mine, Guffey Mining District, Park County, Colorado, USA |
| 38.5km (23.9 miles) | ⓘAmerican Flag Mine (Anaconda Mine; Ethel Consolidation Mine; Crete Mine; Holdredge Mine), Turret Mining District, Chaffee County, Colorado, USA |
| References |
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|
Spry, P. G., McFadden, S., Teale, G. S., Alers, B., Shallow, J. M., & Glenn, J. M. (2021). Nodular sillimanite rocks as field indicators to metamorphosed massive sulfide deposits. Ore Geology Reviews, 104632. |
