| Locality type: | Construction Site |
| Classification |
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| Species: | Riebeckite Root Name Group var: Crocidolite |
| Formula: | ◻[Na2][Z32+Fe23+]Si8O22(OH,F,Cl)2 |
| Habit: | fibrous |
| Colour: | blue |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Crocidolite data |
| Locality Data: | Click here to view Blackburn Circle locality, Gloucester, Essex County, Massachusetts, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 624179 |
| Long-form Identifier: | 1:3:624179:7 |
| GUID (UUID V4): | 0fba6dbb-a11b-4858-8b21-5d17d5778c83 |
| Nearest other occurrences of Crocidolite |
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| 51.4km (31.9 miles) | ⓘFallon Brothers Quarry (Quincy Quarry; Ballou Quarry; Old Colony Crushed Stone Company Quarry), Quincy, Norfolk County, Massachusetts, USA |
| 52.2km (32.5 miles) | ⓘJ. S. Swingle Quarry (Swingle's Quarry), Quincy, Norfolk County, Massachusetts, USA |
| 52.3km (32.5 miles) | ⓘGranite Railway Quarry (Granite Rail Quarry), Quincy, Norfolk County, Massachusetts, USA |
| 95.1km (59.1 miles) | ⓘBeacon Pole Hill quarry, Cumberland, Providence County, Rhode Island, USA |
| References |
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Blackburn Circle locality, Gloucester, Essex County, Massachusetts, USA