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This item is “1 x 2“ and weighs
5” and weighs 7
This specimen was mined in India
while calcite adds structure and shine
25” x 2” and weighs 2
Corundum (Ruby) hematite This item is “1 xThis 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
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