Benitoite Crystal on Natrolite — Cabinet Specimen

$2,008.90
Chemical FormulaBaTiSi₃O₉
Crystal SystemHexagonal (ditrigonal dipyramidal)
Mohs Hardness6–6.5
Specific Gravity3.67
LusterVitreous
TransparencyTransparent

California’s state gemstone is found in one commercial location on Earth: the Benitoite Gem Mine in San Benito County. The deep sapphire-blue crystals sit on snow-white natrolite m…

Only 3 available — a rare find.

SKU: TC-MIN-0274
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Description

What looks like stone is, on closer inspection, frozen time. California’s state gemstone is found in one commercial location on Earth: the Benitoite Gem Mine in San Benito County. The deep sapphire-blue crystals sit on snow-white natrolite matrices in a combination so striking it feels staged. Under short-wave UV they fluoresce an electric blue that beggers description. Active collecting ended; existing specimens are a finite resource.

This specimen originates from San Benito County, California, USA, one of the world’s most significant localities for this type of material. Collectors and scientists have drawn from this region for generations, and for good reason: the combination of geological conditions here produces specimens of exceptional quality and clarity.

Every specimen is unique. Photographs approximate the visual experience, but the real thing — its weight, its luster under a raking light, the way it catches the corner of your eye — can only be experienced directly.

Formation

This specimen formed through geological processes operating over timescales that dwarf human history. The specific combination of chemistry, temperature, pressure, and time at this locality produced material of exceptional quality that makes it a valued addition to any serious collection.

Locality

Benitoite Crystal on Natrolite — Cabinet Specimen from San Benito County, California, USA. This locality is known for producing specimens of exceptional quality.

Collector Notes

Store on a padded surface; avoid contact with harder minerals.