Neptunite
at-auction$ 50
- Locality
- Gem Mine, San Benito Co., California, USA
- Minerals
- Neptunite
- Dimensions
- 6 x 2.5 x 1.5 cm
- Size class
- Small Cabinet
- SID
- R300
Glassy black Neptunite crystals with white Natrolite on a schist matrix. This mine is long closed and specimens are getting harder to find.