Neptunite specimens
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Neptunite with Natrolite
Dallas Gem Mine, San Benito Co., California, USA
$1750
50mm x 30mm x 20mm
From: The Arkenstone
Benitoite, Joaquinite, and Neptunite,
Dallas Gem Mine, Santa Rita Peak, New Idria Mining District, San Benito Co., California, USA
$350
From: Arkfeld Minerals
Neptunite on Natrolite
Dallas Gem Mine area, New Idria District, Diablo Range, San Benito Co., California, USA
$65
143mm x 103mm x 70mm
From: Bob Griffis Minerals
Neptunite on Natrolite
Dallas Gem Mine area, New Idria District, Diablo Range, San Benito Co., California, USA
$90
84mm x 48mm x 44mm
From: Bob Griffis Minerals
Neptunite with Benitoite on Natrolite
Gem Mine, Santa Rita Peak, New Idria Mining Dist., San Benito Co., California, USA
$15000
170mm x 110mm x 50mm
From: The Arkenstone
Benitoite and Neptunite with Joaquinite-(Ce)
California State Gem Mine, Santa Rita Peak, New Idria Mining Dist., San Benito Co., California, USA
$9500
50mm x 40mm x 20mm
From: The Arkenstone
Neptunite on Natrolite
California State Gem Mine, San Benito Co., California, USA
$3000
70mm x 60mm x 50mm
From: The Arkenstone
Neptunite
California State Gem Mine, New Idria Mining District, San Benito Co., California, USA
$950
20mm x 10mm x 10mm
From: The Arkenstone
Neptunite (huge crystal!)
Benitoite Gem Mine, Sawmill Creek Road, San Benito County, California, USA
$15000
60mm x 10mm x 10mm
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
Dallas Gem Mine, New Idria District, Diablo Range, San Benito Co., California, USA
$280
62mm x 44mm x 26mm
From: Bob Griffis Minerals
Benitoite with Neptunite
Dallas Gem Mine, New Idria District, Diablo Range, San Benito Co., California, USA
$875
53mm x 41mm x 22mm
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
Joaquinite-(Ce) (type locality) with Benitoite (type locality), Neptunite and Natrolite
California State Gem Mine, Santa Rita Peak, New Idria Mining District, San Benito Co., California, USA
$2250
60mm x 30mm x 10mm
From: The Arkenstone
Neptunite on Natrolite
Dallas Gem Mine area, New Idria District, Diablo Range, San Benito Co., California, USA
$20
107mm x 70mm x 33mm
From: Bob Griffis Minerals
Neptunite on Natrolite with Benitoite
Gem Mine, San Benito County, California, USA
$9000
30mm x 30mm x 10mm
From: The Arkenstone
Neptunite and Joaquinites on Natrolite
Dallas Gem Mine area, New Idria District, Diablo Range, San Benito Co., California, USA
$40
84mm x 75mm x 44mm
From: Bob Griffis Minerals
Neptunite with Joaquinite
Gem Mine, San Benito Co., California, USA
$950
65mm x 50mm x 20mm
From: Marin Minerals
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