Torbanite, also known as boghead coal or cannel coal, is a variety of fine-grained black oil shale. It usually occurs as lenticular masses, often associated with deposits of Permian coals. Torbanite is classified as lacustrine type oil shale. Torbanite is named after Torbane Hill near Bathgate in Scotland, its main location of occurrence. Torbanite found in Bathgate may have formations of bathvillite found within it. WebBOGHEAD coal is a comparatively rare and valuable material yielding gas and paraffin on distillation. It is characterized structurally by the presence of minute ‘yellow bodies', the …
Metallurgical coal - Wikipedia
Webcannel coal is a tough, massive rock with a dull to waxy luster and conchoidal fracture, with bulk density of 1.5 -1.2. ... boghead coal; torbanite. Syn: candle coal, kennel coal; cannel; parror ... WebBoghead coal definition: compact bituminous coal that burns brightly and yields large quantities of tar and oil... Meaning, pronunciation, translations and examples … cortisol targets what organ
Coal - Coal types Britannica
Websapropelic coal, hydrogen-rich coal, including cannel coal and boghead coal (see torbanite), derived from sapropels (loose deposits of sedimentary rock rich in … WebBoghead coal, in transmitted light, displays a dark groundmass with many white globules. Cannel coal traded at a premium price and was a `small, but prestigious' element of coal production in the state of Kentucky in the 19th and early 20th centuries (Hower, 1996). Cannel tends to occur in small, rapidly-exhausted deposits, and the cannel ... http://www.turnstone.ca/cannel.htm cortisol test kit labcorp