| Locality type: | Mine |
| Classification |
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| Species: | 'Feldspar Group' (not an IMA approved species) |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Feldspar Group data |
| Locality Data: | Click here to view Rittenhouse Gap Mine (Rittenhouse Gap Iron Mines), Rittenhouse Gap, Berks County, Pennsylvania, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 658666 |
| Long-form Identifier: | 1:3:658666:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Feldspar Group |
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| 36.0km (22.4 miles) | ⓘHopewell mine, Hopewell Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA |
| 44.3km (27.5 miles) | ⓘRoadcut, Phillipsburg, Warren County, New Jersey, USA |
| 49.2km (30.6 miles) | ⓘMarble Mountain prospect, Marble Mtn, Phillipsburg, Warren County, New Jersey, USA |
| 54.3km (33.7 miles) | ⓘBethlehem Mine (Swayze Mine), West Portal, Bethlehem Township, Hunterdon County, New Jersey, USA |
| 55.0km (34.2 miles) | ⓘPattenburg Quarry, Bethlehem Township, Hunterdon County, New Jersey, USA |
| 57.8km (35.9 miles) | ⓘComley's Quarry, Germantown, Philadelphia, Philadelphia County, Pennsylvania, USA |
| 60.2km (37.4 miles) | ⓘBlue Hill, Media, Upper Providence Township, Delaware County, Pennsylvania, USA |
| 65.1km (40.5 miles) | ⓘVanartsdalen's Quarry, Lower Southampton Township, Bucks County, Pennsylvania, USA |
| 65.4km (40.6 miles) | ⓘSmedley Park beryl locality, Springfield Township, Delaware County, Pennsylvania, USA |
| 65.6km (40.8 miles) | ⓘOxford, Warren County, New Jersey, USA |
| References |
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