| Locality type: | Dam |
| Classification |
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| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Grandfather Dam, Lincoln County, Wisconsin, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 938086 |
| Long-form Identifier: | 1:3:938086:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 22.5km (14.0 miles) | ⓘRitchie Creek deposit, Ritchie Creek, Spirit, Price County, Wisconsin, USA |
| 26.0km (16.1 miles) | ⓘRuby Red Quarry (Anderson Brothers & Johnson Company), Maine, Marathon County, Wisconsin, USA |
| 36.4km (22.6 miles) | ⓘCounty road U road cut, Stettin pluton, Wausau Intrusive Complex, Marathon County, Wisconsin, USA |
| 46.7km (29.0 miles) | ⓘBeilke Quarry, Nine Mile Pluton, Wausau Intrusive Complex, Marathon County, Wisconsin, USA |
| 48.4km (30.1 miles) | ⓘKempster, Langlade County, Wisconsin, USA |
| 51.0km (31.7 miles) | ⓘKoss pit, Nine Mile Pluton, Wausau Intrusive Complex, Marathon County, Wisconsin, USA |
| 81.5km (50.6 miles) | ⓘTigerton anorthosite outcrops, Tigerton, Shawano County, Wisconsin, USA |
| 87.2km (54.2 miles) | ⓘPowell kyanite Deposit (Manitowish Range Kyanite Occurrence), Iron County, Wisconsin, USA |
| 87.9km (54.6 miles) | ⓘBeryl mine, Tigerton, Shawano County, Wisconsin, USA |
| 90.1km (56.0 miles) | ⓘSpider Lake, Vilas County, Wisconsin, USA |
| References |
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