Neptunite
Unknown Owner
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Large, stark black neptunite crystal on matrix!
Product details
SpeciesNeptunite
SizeMiniature
Dimensions4.8 x 4.2 x 3.1 cm
Added on10/23/2024
LocalityUSA, California, New Idria Mining District
Known provenance
| Date | Collector | Acquisition price |
|---|---|---|
| 08/2024 | Unknown Owner | Not disclosed |
| — | The Arkenstone | Not disclosed |
Learn more
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
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