| Locality type: | Mine |
| Classification |
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| Species: | Spodumene |
| Formula: | LiAlSi2O6 |
| Comments: | Occurs in a lithia pegmatite. Spodumene crystals to 47 feet x 3 feet x 6 feet recorded!! |
| Quality for species: | Excellent - world class for species or very significant. (!!) |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Spodumene data |
| Locality Data: | Click here to view Etta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| Photo Gallery | View Gallery (5 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 64566 |
| Long-form Identifier: | 1:3:64566:3 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Spodumene |
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| 0.6km (0.3 miles) | ⓘExpectation Pegmatite, Keystone Mining District, Pennington County, South Dakota, USA |
| 0.6km (0.4 miles) | ⓘNickel Plate Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 1.1km (0.7 miles) | ⓘPeerless Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 1.2km (0.7 miles) | ⓘHugo Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 1.2km (0.7 miles) | ⓘEdison Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 2.9km (1.8 miles) | ⓘDike Lode, Keystone Mining District, Pennington County, South Dakota, USA |
| 3.2km (2.0 miles) | ⓘKing Lithia Mine, Greyhound Gulch, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 4.1km (2.5 miles) | ⓘBarker-Ferguson Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 4.4km (2.7 miles) | ⓘBob Ingersoll Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 4.6km (2.9 miles) | ⓘWood Tin mine, Harney City, Pennington County, South Dakota, USA |
| References |
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Etta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA