cannel coal
cannel coal
(ˈkænəl) orcannel
can′nel coal`
(ˈkæn l)n.
Noun | 1. | cannel coal - a bituminous coal that burns with a luminous flame |
单词 | cannel coal | |||
释义 | cannel coalcannel coal(ˈkænəl) orcannelcan′nel coal`(ˈkæn l)n.
cannel coalcannel coal:see coalcoal,fuel substance of plant origin, largely or almost entirely composed of carbon with varying amounts of mineral matter. Types There is a complete series of carbonaceous fuels, which differ from each other in the relative amounts of moisture, volatile matter, ..... Click the link for more information. . Cannel Coala variety of sapropelic fossil coal that is black with a grayish or slightly brown cast and a dull satiny luster. The fracture is flat-conchoidal and smooth, and the structure is massive. Because of the considerable density and viscosity of cannel coal, it can be used as a material for artistic and household items. Under a microscope, cannel coal is an aggregate chiefly of microspores and sparse fragments of megaspores in a brown basic mass without fusite or larger plant remains. The basic mass is sapropelic with an admixture of humus matter. Cannel coal has a high hydrogen content (6–9 percent) and can be lit by a match. It is found in coal seams in the form of intercalations or lenses. cannel coal[′kan·əl ‚kōl]cannel coal
Words related to cannel coal
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