Apophyllite-(Kf)

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Unusual, intergrown tabular crystals perched on calcite from an unusual zeolite locality. These fluorapophyllite crystals exhibit a multi-hued effect. The crystal centers are a dark gray color and the edges are several shades lighter. The largest crystal is 1.5 cm and there is a high degree of satiny luster on all the individual crystals. 8.8 x 8 x 3.2 cm