AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from California > Neptunite in Natrolite

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Neptunite in Natrolite from Benitoite Gem Mine, San Benito County, California

 
Neptunite in Natrolite from Benitoite Gem Mine, San Benito County, California

Neptunite in Natrolite from Benitoite Gem Mine, San Benito County, California

Neptunite in Natrolite from Benitoite Gem Mine, San Benito County, California

DESCRIPTION:No. 50532
Mineral:Neptunite in Natrolite
Locality:Benitoite Gem Mine, San Benito County, California
Description:Large red-black partial crystals of neptunite in white natrolite on serpentine. Though the neptunite crystals appear black, careful examination under strong illumination shows they are actually translucent red. Ex. Peter B. Nalle (1923-2010) collection #266; originally acquired in 1942 from Curt Nicolaus Schuette (1895-1975) manager of New Almaden Mines
Overall Size:7.5x4.5x2 cm
Crystals:5-20 mm
Archived: For reference only

 

 

 

 

 

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