Marcasite Quartz Calcite Cluster from Russia Malachite This item is 1” x

This item is 1” x 1

composed of syenite clasts containing fluorescent sodalite

This item is 1

Oklahoma Mud Balls or OMGites are spherical cobbles found in the Wellington and Garber formations in Oklahoma

Marcasite Quartz Calcite Cluster from Russia Malachite This item is 1” xThis 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