| Locality type: | Mine |
| Classification |
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| Species: | Tephroite |
| Formula: | Mn22+SiO4 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Tephroite data |
| Locality Data: | Click here to view Toncrae Mine (Toncrae-Howard Mine; Toncray Mine), Southern Lead, Southern Section-Blue Ridge Province, Floyd County, Virginia, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 370662 |
| Long-form Identifier: | 1:3:370662:6 |
| GUID (UUID V4): | 7134ad7d-a7f3-4f8b-a900-0ba80f463238 |
| Nearest other occurrences of Tephroite |
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| 71.3km (44.3 miles) | ⓘBald Knob deposit, Bald Knob, Sparta, Alleghany County, North Carolina, USA |
| 82.3km (51.1 miles) | ⓘHutter Mine (Herter Magnetite Mine), James River-Roanoke River Mn-Fe-Ba Mining District, Pittsylvania County, Virginia, USA |
| References |
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