Mangano Calcite | Mexico crystals They existed during the Devonian

They existed during the Devonian period over 300 million years ago

Its signature oval form and flowing bands of color come from cryptocrystalline quartz (chalcedony) shaped over time by moving water and natural erosion

They are fibrous crystals with translucent radial fractures or globular clusters ranging from pale green to emerald green

resulting in rich

12” and weighs 22

Mangano Calcite | Mexico crystals They existed during the DevonianMangano Calcite is a pink, manganese rich form of calcite. It is transparent with a pink hue and fluoresces bright pink under UV light. This item is 2. 25" x 2" x 0. 75" and weighs 5. 05 oz