| Locality type: | Hill |
| 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 Osborne Hill, Birmingham Township, Chester County, Pennsylvania, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 360239 |
| Long-form Identifier: | 1:3:360239:3 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Hornblende Root Name Group |
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| 14.0km (8.7 miles) | ⓘLenni, Middletown Township, Delaware County, Pennsylvania, USA |
| 14.4km (8.9 miles) | ⓘMount Cuba serpentinite, New Castle County, Delaware, USA |
| 15.7km (9.8 miles) | ⓘWilliamson Trade School, Middletown Township, Delaware County, Pennsylvania, USA |
| 20.4km (12.7 miles) | ⓘWilmington Granite Company Quarries, Wilmington, New Castle County, Delaware, USA |
| 20.9km (13.0 miles) | ⓘKeystone Trap Rock Quarry, Cornog, Wallace Township, Chester County, Pennsylvania, USA |
| 30.2km (18.8 miles) | ⓘWarwick Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA |
| 30.3km (18.8 miles) | ⓘCampbell's Quarry, Hestonville, Philadelphia County, Pennsylvania, USA |
| 30.4km (18.9 miles) | ⓘFrench Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA |
| 30.6km (19.0 miles) | ⓘOverbrook, Hestonville, Philadelphia County, Pennsylvania, USA |
| 32.0km (19.9 miles) | ⓘHopewell Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA |
| References |
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