| Locality type: | Mine |
| Classification |
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| Species: | Feldspar Group var: Perthite |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Perthite data |
| Locality Data: | Click here to view M. P. Letterman Mine, Yancey County, North Carolina, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 868802 |
| Long-form Identifier: | 1:3:868802:6 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Perthite |
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| 0.3km (0.2 miles) | ⓘBailey and Johnson Mine, Yancey County, North Carolina, USA |
| 1.5km (0.9 miles) | ⓘJohn Letterman Mine, Yancey County, North Carolina, USA |
| 1.9km (1.2 miles) | ⓘLaws Mine, Yancey County, North Carolina, USA |
| 2.6km (1.6 miles) | ⓘPeterson Mine, Toe River, Yancey County, North Carolina, USA |
| 3.3km (2.0 miles) | ⓘWilliam Hughes Mine, Yancey County, North Carolina, USA |
| 3.8km (2.3 miles) | ⓘJim Curl Mine, Yancey County, North Carolina, USA |
| 4.5km (2.8 miles) | ⓘAndy Hall Mine, Yancey County, North Carolina, USA |
| 4.7km (2.9 miles) | ⓘSilly Mine, Yancey County, North Carolina, USA |
| 4.7km (2.9 miles) | ⓘBittner Mine, Yancey County, North Carolina, USA |
| 5.0km (3.1 miles) | ⓘHorse Ridge Mine, Yancey County, North Carolina, USA |
| References |
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