...bituminous and often caking. Of it Dana writes : " On distillation it affords, after drying, 40 to 66 of volatile matter, and the material volatilized includes...large proportion of burning and lubricating oils. It graduates into oil-producing coaly shales, the more compact of which it much resembles." NOTE.—Some...

...bituminous and often caking. Of it Dana writes : " On distillation it affords, after drying, 40 to 66 of volatile matter, and the material volatilized includes...large proportion of burning and lubricating oils. It graduates into oil-producing coaly shales, the more compact of which it much resembles." NOTE.—Some...

...ultimate composition ; but burning freely without softening or any appearance of incipient fusion. much larger than the above kinds of bituminous coal;...shales, the more compact of which it much resembles. 5. TORBANITE. A variety of c.innel coal of a (lark brown color, yellowish streak, without lustre, having...

...ultimate composition ; but burning freely without softening or any appearance of incipient fusion. ranch larger than the above kinds of bituminous coal; whence...into oil-producing coaly shales, the more compact ol which it much resembles. 5. TORBANITE. A variety of cannel coal of a dark brown color, yellowish...

...of coke left (or part not volatile) varies from 50 to 85 pc Byeritt is from Middle Park, Colorado. much larger than the above kinds of bituminous coal; whence it is extensively used for t Vit> manufacture of such oils. It graduates into oil-producing coaly shales, the more compact of...

...surfaces; color dull black or grayish-black. On distillation it affords, after drying, 40 to ti(i ot volatile matter, and the material volatilized includes a large proportion of burning ind lubricating oils, 27 418 DESCRIPTIVE MiNERAXOGT. much larger thin the above kinds of bituminous...

...smooth surface; color dull black or grayish ulack. On distillation it affords, after drying, 40 to 66 pc of volatile matter, and the material volatilized includes...used for the manufacture of such oils. It graduates iuto oil-producing coaly shales, the more compact of which it much resembles. Torbaniteis a variety...

...to 66 pc of volatile matter, aud the material volatilized includes a large proportion of burning ami lubricating oils, much larger than the above kinds...shales, the more compact of which it much resembles. Torbanite\s a variety of caiinel coal of a dark brown color, from Torbane Hill, near Bath gate, Scotland;...

...affords, after drying, 40 to 66 pc of volatile matter, and the material volatilized includes a hirge proportion of burning and lubricating oils, much larger...extensively used for the manufacture of such oils. It graduâtes iulo oil-producing coaly shales, the more compact of which it much resembles. Torbanileis...

...surface; color dull black or grayish lilack. On distillation it affords, after drying, 40 to 66 pc of volatile matter, and the material volatilized includes...proportion of burning and lubricating oils, much larger luati the above kinds of bituminous coal; whence it is extensively used for the manufacture of such...