| Classification |
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| Species: | Heterosite |
| Formula: | (Fe3+,Mn3+)PO4 |
| Comments: | Crusts from the weathering of triphylite. |
| Habit: | encrustations |
| Colour: | dark brownish black |
| Quality for species: | Poor for species, only of interest for locality collectors. (#) |
| Abundance at site: | Common |
| Confirmation |
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|
| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Data |
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| Mineral Data: | Click here to view Heterosite data |
| Locality Data: | Click here to view State Routes 8 and 118 interchange, Harwinton, Litchfield County, Connecticut, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 860450 |
| Long-form Identifier: | 1:3:860450:7 |
| GUID (UUID V4): | a19885f6-0913-46b3-b496-99cddfc26fab |
| Nearest other occurrences of Heterosite |
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| 45.1km (28.0 miles) | ⓘAndrews Quarry (old Hale Quarry; Grandfather Andrews Quarry), Portland, Middlesex County, Connecticut, USA |
| 45.3km (28.1 miles) | ⓘHale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex County, Connecticut, USA |
| 50.5km (31.4 miles) | ⓘBlandford mica mines, Blandford, Hampden County, Massachusetts, USA |
| 51.0km (31.7 miles) | ⓘState Forest Quarry No. 2 (State Forest #2 Mica Mine; Carini Quarry), Cobalt, East Hampton (Chatham), Middlesex County, Connecticut, USA |
| 60.8km (37.8 miles) | ⓘFillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield County, Connecticut, USA |
| References |
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