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sparkly appearance
Size: Approximately 2
mineral composition
valued by collectors for their metallic luster and unusual crystal habits
Cretaceous Period 146 million years old
Green Heulandite (#1136) Stands and displays sparkly appearanceApproximate Size: 2. 75 inches Green 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 structure.
