Aragonite is a form of calcium carbonate and has the same chemical structure as calcite. It is formed by biological and physical processes, including precipitation from marine and freshwater environments. It was first discovered in 1788 in The Aragon River in Spain, which is what the mineral is named after.
Chemical formula: CaCO3
Hardness: 3.5-4
***NOTE TO BUYER***
This is a "random selection" listing. You will NOT receive the exact item photographed in the listing, but one that is very similar. However, due to the unique nature of each mineral the size, shape, and color may vary slightly.
