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K305 - Prehnite with Calcite, Tanzanite $ 1800 Merelani Hills, Arusha, Tanzania small cabinet - 8.5 x 5 x 4 cm Individual spheres of yellow Prehnite grown in and around flat crystals of white Calcite. This is one of the most beautiful Merelani Prehnites I've ever seen. A fibrous blue Tanzanite and small white crystals (Laumontite?) are attached to the backside. A floater with no points of attachment and little to no damage. ©2010-2018 Marin Mineral |