Dolomite and Quartz on Sphalerite Bismuth the crystal is not only

the crystal is not only doubly terminated

very little followed

lustrous and GEMMY the crystal is

and the crystallization catches one’s attention

Dolomite and Quartz on Sphalerite Bismuth the crystal is not onlyA wonderful display specimen from the famous Black Cloud mine featuring highly vitreous rhombohedra of cream colored Dolomite some of which are oriented into a spherical aggregate at the top of the specimen which are sitting atop beautifully contrasting silvery blue Quartz on black Sphalerite matrix. Some minor associated Galena can be seen on the side of the piece as well. Its such a unique color combination and displays beautifully as you can see