On this week's episode of Mineral Monday we learn about a mineral that comes in many different crystal formations. On display at The Keck Museum is one of the more rare formations of calcite shown ...

The demand for calcite from agriculture and cement industry has provided impetus for the augmentation of calcite market. Meanwhile, surge in the production of polymers and plastics is projected to ...

The rock formations in caves are chemistry fossils — that glow. These rocks are made of calcite, a form of calcium carbonate. Impurities trapped in calcite cause the mineral to fluoresce different ...

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...