| Classification |
|---|
|
| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Data |
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|
| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Roe spar bed (Roe Spar pegmatite; Roe mine; Spar Bed Hill), Crown Point Center, Crown Point Township, Essex County, New York, USA |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 117294 |
| Long-form Identifier: | 1:3:117294:2 |
| GUID (UUID V4): | 352230ca-0859-40c0-a051-92cf3316f752 |
| Nearest other occurrences of Biotite |
|---|
|
|
| 7.2km (4.5 miles) | ⓘCrown Point Center, Crown Point Township, Essex County, New York, USA |
| 9.7km (6.0 miles) | ⓘBetsy Cook prospect, Ticonderoga Township, Essex County, New York, USA |
| 10.3km (6.4 miles) | ⓘMineville Mines (Adirondack Ore Mines), Moriah Township, Mineville Mining District, Essex County, New York, USA |
| 10.5km (6.5 miles) | ⓘCrown Point Spar Company Quarry, Breeds Hill, Crown Point Center, Crown Point Township, Essex County, New York, USA |
| 10.8km (6.7 miles) | ⓘLead Hill Mines (Chilson Hill Mine), Ticonderoga, Ticonderoga Township, Essex County, New York, USA |
| 12.4km (7.7 miles) | ⓘMineville, Moriah Township, Mineville Mining District, Essex County, New York, USA |
| 13.3km (8.3 miles) | ⓘBly property prospect, Ticonderoga Township, Essex County, New York, USA |
| 16.1km (10.0 miles) | ⓘBarrett Quarry (Barrett Manufacturing Company Mine), Ticonderoga, Ticonderoga Township, Essex County, New York, USA |
| 25.9km (16.1 miles) | ⓘFaxon property prospect, Hague Township, Warren County, New York, USA |
| 25.9km (16.1 miles) | ⓘDixon's American Graphite Company Mine (Dixon Plumbago Mine), Graphite, Hague Township, Warren County, New York, USA |
| References |
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