Corundum (Ruby) hematite 5” and weighs 22

5” and weighs 22

Under ultraviolet illumination the mineral sodalite will fluoresce

or as rounded grains

Found in Afghanistan

This specimen was mined in India

Corundum (Ruby) hematite 5” and weighs 22This specimen is a red variety of corundum (AlO), colored by trace amounts of chromium that produce its distinctive ruby tone and vivid red fluorescence under ultraviolet light. While gem quality ruby represents the transparent form of this mineral, this piece showcases the same composition and glowing energy in a natural crystalline state. Corundum ranks 9 on the Mohs hardness scale and is found in metamorphic and igneous environments worldwide. This