Green Drusy Heulandite Mineral Specimen (#1052) Uncracked Geode meaning it's made up of

meaning it's made up of very tiny quartz crystals that have grown together in a layered structure

which create channels within the crystal

Medium pyrite cubes with Fluorescent pink calcite

Green Forest Epidote from Anatolia

The Structure of an apophyllite crystal consists of many layers

Green Drusy Heulandite Mineral Specimen (#1052) Uncracked Geode meaning it's made up ofApproximate Size: 2. 5 inches Green Drusy Heulandite mineral specimen. Location: Aurangabad Maharashtra, India. Facts: Heulandite has a sheet like open framework structure, classified as a tectosilicate, where it's structure is composed of interconnected six membered rings of silicate tetrahedra, creating channels within the crystal that allow it to act as a Zeolite, capable of exchanging cation like sodium, calcium, and potassium within its