Learn about Heulandite
wedge-shaped, pastel crystals formed in basalt vesicles; prized for aesthetics, variety, and accessible price, with Indian and Icelandic material.Nashik
Nashik, India — Deccan Trap basalt pockets yield apophyllite, stilbite, scolecite, calcite, powellite; coveted by collectors for sharp, well-formed crystals.
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