Brazilian Calcite on Quartz 7” x 7” v-Africa Mineral Vera Cruz Amethyst has a

Vera Cruz Amethyst has a lighter

Titanium treatment is a process that typically involves heating the stone in a mixture of titanium and a metallic salt

Agate is a rock consisting primarily of cryptocrystalline silica

This large 15" Selenite Lamp has been carved into a tower or skyscraper shape and emits a soft calming glow when lit

Brazilian Calcite on Quartz 7” x 7” v-Africa Mineral Vera Cruz Amethyst has aDistinctive Brazilian Calcite on Quartz 7 x 7 is a magnificent specimen for the avid collector; a definite conversation piece for any home or office. Brazilian Calcite on Quartz is a natural mineral specimen that features a layer or layers of calcite (a carbonate mineral) growing on top of a quartz crystal. This formation occurs when water containing dissolved calcite seeps into small openings or fractures in the quartz crystal and then gradually