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37 2 BITUMINOUS FAMILY. oil. When this oil is freed of its watery parts, by ex posure to a gentle heat, and then allowed to cool, it ac quires the consistence of white cerate *. cubic inches. Constituent Parts. Earth Coal of Schraplau. Carbonated Hydrogen, 59.0 Carbonic Acid, 8.5 Acid Water, 12.0 Empyreumatic Oil, 30.0 Coal, ... 20.25 Lime, - 2.0 Sulphate of Lime, 2.5 Clay, 05 Oxide of Iron, 1.0 Sand, ... 11.5 Klaproth, Beit. b. iii. Geognostic and Geographic Situations. It is found, along with bituminous wood, in Thuringia, in the district of Mansfeldt; and in the circles of Saal and Leipsic, it occurs in beds from twenty to forty feet thick, having an extent of several square miles. Uses. It is used as fuel where no great degree of heat is re quired, as in heating rooms, salt, nitre, and alum works, and in distillation. But to render it fit for these pur poses, it must be moistened with water, beat in troughs, then * This oil, acccording to Klaproth, resembles very much In its propertic* the substance called Sea or Lake Wax, which is found at Bargusin, on the shores of the Lake Baikal.
