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a region famous for producing some of the highest-quality copper specimens in the world
creating a hollow center
This item is 7” x 2
set in a simple metal bezel that keeps the focus on the stone itself
Selenite is formed by calcium sulfate dihydrate (CaSO4·2H2O)
Hammerhead Calcite on Limestone | Missouri plate a region famous for producingThis striking specimen features distinctive hammerhead formations of calcite perched on a natural limestone matrix from Coldwater, Missouri. Formed from calcium carbonate (CaCO), calcite is one of the most abundant and versatile minerals on Earth, often crystallizing in a wide variety of habits. This particular growth pattern highlights the dynamic conditions of its formation, where space, pressure, and mineral rich fluids came together to create
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