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14 HORNBLENDE FAMILY. iron-pyrites, copper-pyrites, variegated copper-ore, ma lachite, galena, blende, common actynolite, amethyst, garnet, and asbestus. Geographic Situation. Europe—ia Norway, it occurs at Arendal, Kongs- berg, and Itoraas; in Sweden, at Sala, and other places ; in the Hartz, the Saxon Erzgebirge, Bohemia, Fran- coma, Silesia, Switzerland, Hungary, Italy, and France. America. Greenland; and the metalliferous mountains of Zacatecas in Mexico. Observations. 1. It is distinguished from the other subspecies by its «olour-suite, capillary crystallizations, pearly lustre, fi brous fracture, and inferior degree of hardness. It is distinguished from Asbestus by its lustre, fracture, distinct concretions, and weight 2. Those varieties of asbestous actynolite which octur in very thin scopiformly aggregated acicular elastic^flex- lble crystals, have been considered as forming a distinct species, and named Bj/ssolite by Saussure, Amianlhoid by Hauy, and Asbestoid by some French mineralogists. Second