Specimen #451

Name: Neptunite Crystals on Natrolite

Type: Mineral

Locality: Benitoite Gem Mine, New Idria District, San Benito Co., California, USA

Favorite? N

Fluorescent? N

Size: 11 x 8 x 3 cm

Weight: 276

Acquired: 2007-06-10

Source: Hummingbird Minerals

Label: N

Comment: Numerous black Neptunite crystals, with vitreous luster, on white Natrolite.

Minerals: Natrolite (Na₂[Al₂Si₃O₁₀] ₂(H₂O)) Neptunite (KNa₂Li(Fe⁺⁺,Mn)₂Ti₂Si₈O₂₄)

There are 6 pictures on file

M00451-01.jpg:

Neptunite Crystals on Natrolite, Benitoite Gem Mine, New Idria District, San Benito Co., California - 11 x 8 x 3 mm

M00451-02.jpg:

Neptunite Crystals on Natrolite, Benitoite Gem Mine, New Idria District, San Benito Co., California

M00451-03.jpg:

Neptunite Crystals on Natrolite, Benitoite Gem Mine, New Idria District, San Benito Co., California

M00451-04.jpg:

Neptunite Crystals on Natrolite, Benitoite Gem Mine, New Idria District, San Benito Co., California

M00451-05.jpg:

Neptunite Crystals on Natrolite, Benitoite Gem Mine, New Idria District, San Benito Co., California

M00451-06.jpg:

Neptunite Crystals on Natrolite, Benitoite Gem Mine, New Idria District, San Benito Co., California