| Locality type: | Lode |
| Classification |
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| Species: | Symplesite |
| Formula: | Fe32+(AsO4)2 · 8H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Symplesite data |
| Locality Data: | Click here to view Custer Mountain lode (Snookum mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 211316 |
| Long-form Identifier: | 1:3:211316:6 |
| GUID (UUID V4): | 9ef500b8-1059-44a2-a484-555bfd750c9f |
| Nearest other occurrences of Symplesite |
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| 6.0km (3.7 miles) | ⓘPink Rose Lode Quarry (Scott Rose Quartz Mine; Scott Mine; Rose Quartz Mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 11.1km (6.9 miles) | ⓘWhite Elephant Mine, Cicero Peak, Pringle, Custer Mining District, Custer County, South Dakota, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (article/letter/editorial) | | [University of Connecticut] at 20:42 14 January 2015 South Dakota is perhaps best known for its pegmatites, which...Hills are responsible for the accessibility of South Dakota’s itbundant and diverse mineral locations...secondary phosphate minerals. Although some pegmatite mining for feldspar still continues (Jacobson 1994). the...except for the Homestake mine, which has operated for more than 120 years, most mining in the area peaked in...and fewer chances to obtain any. However, some mining, mineral exploration, and mineral collecting continues |
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