Neptunite (Ref: SM24-021)
Gem Mine, San Benito Co., California, USA
20mm x 20mm x 10mm
$1500
This is a Neptunite from Gem Mine, San Benito Co., California, USA. This sharp and full size thumbnail specimen is a dramatic example of neptunite from the world's best locality for the species, the strange benitoite deposit of Northern California.Data last checked on 10th Jan 2026
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All photos for this item are copyright © The Arkenstone and may not be used for any other purpose without permission.
From: The Arkenstone
Buy now from The Arkenstone
To purchase this mineral you need to click the button above to transfer to the dealer's website. This will open in a new window. Price shown here does not include shipping costs, always confirm price on dealer website before ordering.
Please tell the dealer you found this mineral on minfind.com - help keep minfind.com alive again!
All photos for this item are copyright © The Arkenstone and may not be used for any other purpose without permission.
See Also
Neptunite on Natrolite
California Gem Mine, Santa Rita Peak, San Benito Co., California, USA
$1450
70mm x 30mm x 30mm
From: The Arkenstone
Neptunite with Joaquinite
Gem Mine, San Benito Co., California, USA
$1600
65mm x 50mm x 20mm
From: Marin Minerals
Neptunite
California State Gem Mine, New Idria Mining District, San Benito Co., California, USA
$950
20mm x 10mm x 10mm
From: The Arkenstone
Neptunite
California State Gem Mine, Santa Rita Peak, San Benito Co., California, USA
$950
30mm x 20mm x 10mm
From: The Arkenstone
BENITOITE, NEPTUNITE
California State Gem Mine, Santa Rita Peak, San Benito County, California, United States
$1180
54mm x 45mm x 24mm
From: Quebul Fine Minerals
Benitoite, Neptunite
Gem Mine, San Benito Co., California, USA
$750
85mm x 75mm x 35mm
From: Marin Minerals
Benitoite, Neptunite
Gem Mine, San Benito Co., California, USA
$500
105mm x 60mm x 30mm
From: Marin Minerals
Neptunite with Benitoite
Dallas Gem Mine, New Idria District, Diablo Range, San Benito Co., California, USA
$425
62mm x 44mm x 26mm
From: Bob Griffis Minerals
Neptunite on Natrolite
Dallas Gem Mine area, New Idria District, Diablo Range, San Benito Co., California, USA
$420
124mm x 105mm x 43mm
From: Bob Griffis Minerals
Benitoite, Joaquinite, and Neptunite,
Dallas Gem Mine, Santa Rita Peak, New Idria Mining District, San Benito Co., California, USA
$350
From: Arkfeld Minerals
Neptunite (twin!)
Benitoite Gem Mine, San Benito Co., California, USA
$350
22mm x 10mm x 8mm
From: Marin Minerals
Benitoite, Neptunite, Joaquinite
Gem Mine, San Benito Co., California, USA
$350
60mm x 45mm x 20mm
From: Marin Minerals