| Locality type: | Mine |
| Classification |
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| Species: | 'Hornblende Root Name Group' (not an IMA approved species) |
| Formula: | ◻Ca2(C42+C3+)(AlSi7O22)W2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Hornblende Root Name Group data |
| Locality Data: | Click here to view Mountain Pass Mine, Mountain Pass, Mountain Pass District, Clark Mts (Clark Mountain Range), San Bernardino County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 139653 |
| Long-form Identifier: | 1:3:139653:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Hornblende Root Name Group |
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| 97.2km (60.4 miles) | ⓘPainted Desert prospect, Hoover Dam area, Mohave County, Arizona, USA |
| References |
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