• Tremolite. 4% Very eifily frangible. Brittle. Not particularly heavy. v .*« Chemical Characters. Before the blow pipe it^melts without addition inte a cellular white coloured fcoria. Constituent Parts. Silica O O Magnefia IO >33 Lime 18,00 Oxyd of iron 0,16 Water and carbonic acid 6,50 A 9V>99 Klaproth. Phyjica! Character. Said to emit a phofphoric light when rubbed ia l he dark, which property is denied by Count de turnon. Gognoitic