Neptunite specimens
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Neptunite
California State Gem Mine, New Idria Mining District, San Benito Co., California, USA
$950
20mm x 10mm x 10mm
From: The Arkenstone
Neptunite with Benitoite
Gem Mine, San Benito Co., California, USA
$275
27mm x 20mm x 15mm
From: Marin Minerals
Neptunite (huge crystal!)
Benitoite Gem Mine, Sawmill Creek Road, San Benito County, California, USA
$15000
60mm x 10mm x 10mm
From: The Arkenstone
Neptunite with Joaquinite
Gem Mine, San Benito Co., California, USA
$90
30mm x 22mm x 15mm
From: Marin Minerals
Neptunite with Natrolite
Dallas Gem Mine, San Benito Co., California, USA
$1750
50mm x 30mm x 20mm
From: The Arkenstone
Neptunite
Benitoite Gem Mine, San Benito Co., California, USA
$100
55mm x 40mm x 30mm
From: Marin Minerals
Neptunite
Benitoite Gem Mine, San Benito, California, U.S.A.
$409 *
50mm x 36mm x 33mm
From: Le Comptoir Géologique
Benitoite on Neptunite
Dallas Gem Mine, San Benito Co., California, USA
$3000
40mm x 10mm x 10mm
From: The Arkenstone
Neptunite on Natrolite with Benitoite
Gem Mine, San Benito County, California, USA
$9000
30mm x 30mm x 10mm
From: The Arkenstone
Neptunite + Joaquinite-(Ce).
San Benito Co., California, USA
$272 *
68mm x 60mm x 28mm
From: A Bijoux
Neptunite on Natrolite
California State Gem Mine, San Benito Co., California, USA
$3000
70mm x 60mm x 50mm
From: The Arkenstone
Neptunite, Benitoite on Natrolite
California State Gem Mine, Santa Rita Peak, San Benito Co., California, USA
$6000
50mm x 40mm x 30mm
From: The Arkenstone
Neptunite with Benitoite on Natrolite
San Benito Peak, San Benito County, California, United States
$490
106mm x 64mm x 57mm
From: Well-Arranged Molecules
Neptunite with Joaquinite
Gem Mine, San Benito Co., California, USA
$950
65mm x 50mm x 20mm
From: Marin Minerals
Neptunite on Natrolite
San Benito Peak, San Benito County, California, United States
$240
50mm x 37mm x 18mm
From: Well-Arranged Molecules
Neptunite with Natrolite
Gem mine, San Benito Co., California, USA
$250
30mm x 17mm x 12mm
From: Weinrich Minerals
Neptunite
Benitoite Gem Mine, San Benito, California, U.S.A.
$545 *
84mm x 76mm x 35mm
From: Le Comptoir Géologique
Benitoite with Neptunite
Gem Mine, San Benito Co., California, USA
$16000
90mm x 65mm x 22mm
From: Marin Minerals
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