Champagne Topaz - Specimen clam Dioptase is a copper silicate

Dioptase is a copper silicate mineral that forms in the oxidized zones of copper deposits

In palmstone form

The term "Yooperlite" is derived from the term "Yooper

The stalactitic and banded growth patterns often form in open cavities

Champagne Topaz - Specimen clam Dioptase is a copper silicateMined from: Katlang Topaz Mines, Mardan District, Khyber Pakhtunkhwa, Pakistan Description: This one of a kind champagne topaz specimen has a stout, blocky crystal shape with a soft peach champagne color and a clean natural termination. The crystal is fairly even in tone, with a satin like surface in some areas and clearer windows along the edges and faces. It is not a glass clean crystal, and that works in its favor as a specimen. You can see natural