| Locality type: | Mine |
| Classification |
|---|
|
| Species: | Heterosite |
| Formula: | Fe3+(PO4) |
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
|---|
|
| Triphylite | 2 |
| Muscovite | 2 |
| Data |
|---|
|
| Mineral Data: | Click here to view Heterosite data |
| Locality Data: | Click here to view Helen Beryl Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA |
| Photo Gallery | View Gallery (2 photos) |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 210811 |
| Long-form Identifier: | 1:3:210811:7 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Heterosite |
|---|
|
|
| 1.9km (1.2 miles) | ⓘRainbow No. 4 Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA |
| 2.2km (1.4 miles) | ⓘTip Top Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA |
| 6.8km (4.2 miles) | ⓘWhite Spar Mica Mine (Westinghouse No. 2 Mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 9.1km (5.7 miles) | ⓘSoda Spar Pegmatite, Glendale, Keystone Mining District, Pennington County, South Dakota, USA |
| 10.0km (6.2 miles) | ⓘCrown Mine (McMackin Mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 11.1km (6.9 miles) | ⓘWhite Elephant Mine, Cicero Peak, Pringle, Custer Mining District, Custer County, South Dakota, USA |
| 11.5km (7.1 miles) | ⓘCuster Mountain lode (Snookum mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 12.2km (7.6 miles) | ⓘClimax mica mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
| 12.9km (8.0 miles) | ⓘVictory Mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
| 13.0km (8.1 miles) | ⓘBull Moose Mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
| References |
|---|
|
|
|
Helen Beryl Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA