Marcasite Quartz Calcite Cluster from Russia Mangano Calcite 5“ x 1“ and weighs

5“ x 1“ and weighs 1

hook-like adult body chamber

This specimen has been photographed with both long wave and mid wave black lights

well-formed apophyllite crystals nestled among soft peach stilbite blades

125” and weighs 19

Marcasite Quartz Calcite Cluster from Russia Mangano Calcite 5“ x 1“ and weighsThis 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 2 x 2. 5 and weighs 2. 15 oz