Neptunite from USA, California, San Benito County, Benitoite Gem Mine; Dallas Gem Mine area, San Ben - image 1
Photo by Freddy Marty

Neptunite from USA, California, San Benito County, Benitoite Gem Mine; Dallas Gem Mine area, San Ben

M

MARTY Freddy
0 for sale·Member since 2026

Cristaux centimétriques sur gangue de natrolite

10cm x 7cm

Dalas Gem Mine

San Benito Californie

U.S.A

Product details

Species
NeptuniteAbout Neptunite →
SizeSmall Cabinet
Dimensions10.0 x 7.0 cm
Added on06/29/2026
Locality
USA, California, Benitoite Gem Mine; Dallas Gem Mine area, San Benito River, New Idria District, Diablo Range, San Benito Co., California
RepairsNon

Learn more

Neptunite
Mineral guide
Learn about Neptunite
jet-black, high-luster prisms with natrolite and benitoite; California State Gem Mine specimens exemplify striking contrast, rarity, and display.
Regional guide
Neptunite from Benitoite Gem Mine; Dallas Gem Mine area, San Benito River, New Idria District, Diablo Range, San Benito Co., California
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