Natural Dioptase on Dolomite Specimens with Malachite x 12 From Likasi, Congo Opalized Its transparency can vary from

Its transparency can vary from semi-transparent to translucent

Shiny crystals in the vugs and on the plates make this very popular with a percentage of material sometimes having a clear drusy like coating on top of the crystalline Agate

Size = 91 - 112 mm

A Tray 5 of Natural Blue Lace Agate Geode Specimens with Crystalline and Drusy Centres

Size = 77 - 110 mm | 3 - 4

Natural Dioptase on Dolomite Specimens with Malachite x 12 From Likasi, Congo Opalized Its transparency can vary fromA NOTE FROM NICK A tray of 12 small natural Dioptase on Dolomite specimens, some with crystalline Malachite. They all have nice big gemmy emerald green crystals. PRODUCT DESCRIPTION Dioptase On Dolomite from the Congo: Emerald Beauty Unveiled Congo's Dioptase is a breath taking mineral, renowned for its vibrant emerald green color and exceptional clarity. Found mainly in the Brazzaville region, these specimens often feature glistening drusy surfaces