Aragonite and calcite (repaired) Caribbean Calcite **I probably don't need to

**I probably don't need to tell you this

making it an ideal material for drink coasters—condensation easily absorbs into the rock without damaging it

some material can phosphoresce for several minutes

Native to UK

It can grow blocky points like the larger crystal in this pair

Aragonite and calcite (repaired) Caribbean Calcite **I probably don't need toLocale: Sidi Ayed, Fs Mekns Region, Morocco Approx dimensions: 3. 5 x 2 x 1. 5" Approx size: 285g **Repaired specimen Calcite and aragonite are polymorphs of one another, meaning that the same chemical composition (calcium carbonate) has crystallized into different crystal structures (trigonal and orthorhombic, respectively). Calcite and aragonite often grow together, and the two minerals are also frequent paramorphs of one anothera pseudomorph of the