Dioptase & Quartz on Calcite- D.R. Congo There is one larger crack

There is one larger crack that does not seem to go through the whole tooth

it comes in just as many colors

It gets its name from the Greek word "kuanos"

or aquamarine

Dioptase & Quartz on Calcite- D.R. Congo There is one larger crackDioptase is known for being a mesmerizing mineral. Something about its deep emerald green color just grabs everyone's attention. This specimen contains a couple of smaller quartz crystals scattered around, as well as a base of calcite that turns orange under ultraviolet light! Size: 1. 6 x 1. 0 x 0. 7 in. Weight: 0. 8 oz Dioptase is a fragile, copper based mineral that has been used for almost 9000 years. It got its name from the greek words "dia",