Benitoite and Neptunite in Natrolite from Benitoite Gem Mine, New Idria District, San Benito County, California (Type Locality for Benitoite)
Photo below under shortwave ultraviolet illumination:
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Photo below under longwave ultraviolet illumination:
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| DESCRIPTION: | No. 81038
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| Mineral: | Benitoite and Neptunite in Natrolite
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| Locality: | Benitoite Gem Mine, New Idria District, San Benito County, California (Type Locality for Benitoite) |
| Description: | Lustrous translucent blue benitoite crystals to 10 mm with lustrous red-black prismatic neptunite crystals to 25 mm surrounded by white natrolite on greenish serpentine. The benitoite crystals fluoresce bright blue-white under SW UV illumination. Ex. Miller #M509 |
| Overall Size: | 4.5x3x2.5 cm |
| Crystals: | 1-25 mm |
| Archived: | For reference only |
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