Q "j SOLID AMALGAM. The fracture is imperfect flat conchoidal, sometimes passing into fine-grained uneven. The fragments are indeterminate angular. It is semi-hard. It is brittle. It creaks strongly when cut. It is uncommonly heavy. Chemical Characters. Before the blowpipe, the mercury is volatilised, and a bead of pure silver remains. It whitens the surface of copper when rubbed warm on it. Constituent Parts. 74 64 Mercury, ' Silver, - - - J? 99 100 Heyer. Klaproth, Beit. b. i. s. 183. Geognostic Situation. It is usually accompanied with native mercury and cin nabar ; it also occurs along with native silver, and iron- pyrites; and the earthy minerals with which it is asso ciated, are calcareous spar, quartz, heavy-spar, horn- stone, &c. Geographic Situation. It is found at Rosenau and Niderslana in Hungary ; Morsfeld in the Palatinate; Moschellandsberg and Stalil- berg in Deux ronts ; in the Leogang in Salzburg; and Sahlberg in Sweden, Observations,