Cobaltoan Calcite - D.R. Congo commercial-grade citrine is often amethyst

commercial-grade citrine is often amethyst that has been heated to extreme temperatures

Stone Size: 28 x 18 mm

You will receive the slab pictured

3 ozFossil Type & Species: Body Fossil in Shale & Elrathia sp

Cobaltoan Calcite - D.R. Congo commercial-grade citrine is often amethystAlthough this is not the largest specimen of cobaltoan calcite ever, it is still a beautiful piece to add to any collection. The crystals are a bit larger than druzy, allowing you to still see their formation without having to spend a fortune. This piece was purchased from an older collection, leaving us to believe it has been unearthed for quite some time! Cobaltoan Calcite is a rather rare variety of calcite that contains inclusions of cobalt. The