Chiolite (rare) on Cryolite (Columbia Univ.-AMNH Coll.)

Item Description

Chiolite is an ultra rare complex halide and cryolite is a rare complex halide. Seldom seen in combination, this showy and rich piece features a tabular "sail" of glassy, water-clear to translucent, chiolite on tan, waxy-luster cryolite (Type Locality). A very fine, rich and rare, two-sided combination piece from this famous locale. Ex Columbia University-American Museum and Eugene Carmichael Collections.