Calcite, Stilbite Subgroup
Martin Marietta Quarry, Hickory, Catawba County, North Carolina, USA
23x17x28cm mass of interlocking platy calcite crystals. The pockets are lined with 2-3mm stilbite crystals. The c-axes of the platy calcite crystals are perpendicular to the surfaces. Coin is 2.5cm. Collected by, photographed by, and in the collection of Keith Wood.
© 2002, Keith Wood. Use by permission only.