| Locality type: | Mountain |
| Classification |
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| Species: | 'Hornblende Root Name Group' (not an IMA approved species) |
| Formula: | ◻Ca2(C42+C3+)(AlSi7O22)W2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Hornblende Root Name Group data |
| Locality Data: | Click here to view Mount Grace, Warwick, Franklin County, Massachusetts, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 765144 |
| Long-form Identifier: | 1:3:765144:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Hornblende Root Name Group |
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| 7.0km (4.4 miles) | ⓘRichmond Soapstone Quarry, Richmond, Cheshire County, New Hampshire, USA |
| 15.9km (9.9 miles) | ⓘVernon, Windham County, Vermont, USA |
| 23.7km (14.7 miles) | ⓘGuilford, Windham County, Vermont, USA |
| 36.2km (22.5 miles) | ⓘMarlboro, Windham County, Vermont, USA |
| 37.8km (23.5 miles) | ⓘPelham asbestos mine, Pelham, Hampshire County, Massachusetts, USA |
| 40.9km (25.4 miles) | ⓘNewfane, Windham County, Vermont, USA |
| 41.6km (25.9 miles) | ⓘDavis Pyrite Mine, Rowe, Franklin County, Massachusetts, USA |
| 41.9km (26.1 miles) | ⓘWhitingham, Windham County, Vermont, USA |
| 45.1km (28.0 miles) | ⓘQuabbin Aqueduct Shaft #6 locality, Rutland, Worcester County, Massachusetts, USA |
| 45.5km (28.2 miles) | ⓘFoliated Talc Company Mine, Rowe, Franklin County, Massachusetts, USA |
| References |
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