Neptunite Crystals in Natrolite
Collection
John Betts - Fine Minerals
Description
Many dark crystals of lustrous Neptunite embedded in white Natrolite. The Neptunite looks black, but is actually dark, translucent red when rear-illuminated. The crystals in the center are perfect - terminated and undamaged. Ex. Clyde Hardin.
Locality
Benitoite Gem Mine, San Benito County, California
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