Marcasite Quartz Calcite Cluster from Russia Malachite Approximately 30-35 million years old

Approximately 30-35 million years old

catching the light with a fine shimmer while the Chrysocolla adds pops of color

composed of syenite clasts containing fluorescent sodalite

This gorgeous specimen of pyrite on a quartz matrix comes from Peru

or epitaxy

Marcasite Quartz Calcite Cluster from Russia Malachite Approximately 30-35 million years oldThis beautiful cluster from Russia features shimmering marcasite, quartz, and calcite that fluoresces under UV light. Marcasite is made of iron sulfide, with the same chemical formula as pyrite, though it forms in a different crystal structure. It typically appears metallic and pale bronze with a bright reflective luster. This item is 1. 5 x 1 and weighs 1. 75 oz