Natural Dioptase On Dolomite Specimen x 1 From Likasi, Congo Sold per ITEM a form of quartz

a form of quartz

Size = 40 - 71 mm

Size = 151 - 173 mm

which makes them BRIGHT red under the UV and very attractive in normal light

but Good Pink and very inexpensive for the amount of work that goes into making these

Natural Dioptase On Dolomite Specimen x 1 From Likasi, Congo Sold per ITEM a form of quartzA NOTE FROM NICK A Single Large Natural Emerald Green Dioptase Crystals On Dolomite Specimen. PRODUCT DESCRIPTION Dioptase On Dolomite from the Congo: Emerald Beauty Unveiled Congo's Dioptase is a breathtaking mineral, renowned for its vibrant emerald green color and exceptional clarity. Found mainly in the Brazzaville region, these specimens often feature glistening drusy surfaces and classic cubic forms. Recent discoveries have produced some of the