| Locality type: | Road Cutting |
| 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 Grants Mills, Cumberland, Providence County, Rhode Island, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 214831 |
| Long-form Identifier: | 1:3:214831:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 5.2km (3.2 miles) | ⓘCumberland Hill, Cumberland, Providence County, Rhode Island, USA |
| 9.5km (5.9 miles) | ⓘConklin Quarry, Lime Rock, Lincoln, Providence County, Rhode Island, USA |
| 20.0km (12.4 miles) | ⓘManton Avenue Quarry, Manton, Providence, Providence County, Rhode Island, USA |
| 21.6km (13.4 miles) | ⓘBlanchard Quarries, Uxbridge, Worcester County, Massachusetts, USA |
| 25.1km (15.6 miles) | ⓘRattlesnake Hill, Sharon, Norfolk County, Massachusetts, USA |
| 25.7km (16.0 miles) | ⓘAggregate Industries Quarry (Bayer-Mingolla Quarry; Trimount Quarry), Ashland, Middlesex County, Massachusetts, USA |
| 31.8km (19.8 miles) | ⓘJ. G. Cloyse quarry, Framingham, Middlesex County, Massachusetts, USA |
| 37.5km (23.3 miles) | ⓘMarlborough Junction locality, Marlborough, Middlesex County, Massachusetts, USA |
| 38.4km (23.8 miles) | ⓘIndian Head Hill, Marlborough, Middlesex County, Massachusetts, USA |
| 39.5km (24.6 miles) | ⓘCardi Quarry, Coventry, Kent County, Rhode Island, USA |
| References |
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