| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from California > Neptunite |
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| DESCRIPTION: | No. 56999 |
| Mineral: | Neptunite |
| Locality: | Dallas Mine, San Benito County, California |
| Description: | Lustrous red-black neptunite crystals on bluish serpentine. The neptunite appears black, but under magnification red translucency is visible in the thinnest areas. The largest neptunite crystals are doubly-terminated and complete. |
| Overall Size: | 26x21x10 mm |
| Crystals: | 1-12 mm |
| Archived: | For reference only |
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