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

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

   

Benitoite, Neptunite, Natrolite from Benitoite Gem Mine, New Idria District, San Benito County, California (Type Locality for Benitoite)

 
Benitoite, Neptunite, Natrolite from Benitoite Gem Mine, New Idria District, San Benito County, California (Type Locality for Benitoite)

Benitoite, Neptunite, Natrolite from Benitoite Gem Mine, New Idria District, San Benito County, California (Type Locality for Benitoite)

Benitoite, Neptunite, Natrolite from Benitoite Gem Mine, New Idria District, San Benito County, California (Type Locality for Benitoite)

Benitoite, Neptunite, Natrolite from Benitoite Gem Mine, New Idria District, San Benito County, California (Type Locality for Benitoite)

Benitoite, Neptunite, Natrolite from Benitoite Gem Mine, New Idria District, San Benito County, California (Type Locality for Benitoite)

Photo below under shortwave ultraviolet illumination:
Benitoite, Neptunite, Natrolite from Benitoite Gem Mine, New Idria District, San Benito County, California (Type Locality for Benitoite)

DESCRIPTION:No. 73991
Mineral:Benitoite, Neptunite, Natrolite
Locality:Benitoite Gem Mine, New Idria District, San Benito County, California (Type Locality for Benitoite)
Description:Many translucent blue benitoite crystals to 10 mm with a 8 mm lustrous red-black prismatic neptunite crystals to 7 mm surrounded by white natrolite on greenish serpentine. The benitoite crystals fluoresce bright blue-white under SW UV illumination. Collected ca. 1920
Overall Size:6x3.5x2 cm
Crystals:1-10 mm
Archived: For reference only

 

 

 

 

 

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