- Akadani mine (Akatani mine), Fukui Prefecture, Chubu Region, Honshu Island, Japan
- Thumbnail, 1.8 x 1.5 x 1.1 cm
A fine radial cluster of rhombohedral native arsenic crystals that is classic for this locality, and may very well be the world's foremost location for arsenic crystals. This is rare, old, classic, material, seldom available. Ex. Don Boydston Collection.