Benitoite – Dallas Gem Mine, New Idria Distr. San Benedito Co., California, USA

The intense blue benitoite crystals contrast with the snow-white natrolite. The crystals are crystallized with sharp edges and have a beautiful shine.
Benitoite is a unique mineral that only forms good crystals in one deposit in the mountains of Northern California.
Next to the Benitoids there is also a Neptunite.