Neptunite from San Benito County, California, USA - image 1
Neptunite from San Benito County, California, USA - image 2

Neptunite from San Benito County, California, USA

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A lustrous translucent blue crystal of benitoite 1.0 cm in size along one edge of a natrolite covered matrix with many lustrous black prismatic crystals of neptunite. Classic combination specimen for this locality, this is in really good condition.

Product details

SpeciesNeptuniteBenitoiteNatrolite
SizeSmall Cabinet
Dimensions8.0 x 4.5 x 1.0 cm
Added on08/20/2025
LocalityUSA, California, San Benito County
Current owner
Unknown Owner
Acquired
Feb 2026
Price paid
$775.00
Previous owners
DateCollectorAcquisition price
—Weinrich MineralsNot disclosed

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.
Neptunite
Regional guide
Neptunite from San Benito County
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Locality guide
San Benito County
San Benito County, USA - classic type locality for benitoite, with electric-blue benitoite, black neptunite, and natrolite in blueschist; prized by collectors.