ASTM D121-09a Standard Terminology of Coal and Coke. 2014.
coal — n a brown to black combustible sedimentary rock (in the geological sense) composed principally of consolidated and chemically altered plant remains. DISCUSSION Conditions required for formation of coal are believed to include accumulation of… … Coke&Coal Terminology
impure coal — n coal having 25 weight % or more, but less than 50 weight %, of ash on the dry basis. DISCUSSION Bone coal with more than 50 weight % ash is properly called coaly or carbonaceous shale or siltstone. Types of impure coal other than bone coal and… … Coke&Coal Terminology
Queensland — /kweenz land , leuhnd/, n. a state in NE Australia. 2,295,123; 670,500 sq. mi. (1,736,595 sq. km). Cap.: Brisbane. * * * State (pop., 2001: 3,635,121), northeastern Australia. Bounded on the north by the Pacific Ocean and the Great Barrier Reef,… … Universalium
Carbon sink — A carbon sink is reservoir of carbon that accumulates and stores carbon for an indefinite period. The main natural sinks are: # Absorption of carbon dioxide by the oceans # Photosynthesis by plants and algae The process by which carbon sinks… … Wikipedia
France — /frans, frahns/; Fr. /frddahonns/, n. 1. Anatole /ann nann tawl /, (Jacques Anatole Thibault), 1844 1924, French novelist and essayist: Nobel prize 1921. 2. a republic in W Europe. 58,470,421; 212,736 sq. mi. (550,985 sq. km). Cap.: Paris. 3.… … Universalium
geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… … Universalium
Italy — /it l ee/, n. a republic in S Europe, comprising a peninsula S of the Alps, and Sicily, Sardinia, Elba, and other smaller islands: a kingdom 1870 1946. 57,534,088; 116,294 sq. mi. (301,200 sq. km). Cap.: Rome. Italian, Italia. * * * Italy… … Universalium
environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations … Universalium
Chamosite — A 3.6 by 2.2 cm of Axinite Fe covered on both sides by greenish microcrystals of Chamosite. General Category Phyllosilicate … Wikipedia
Sedimentary rock — Middle Triassic marginal marine sequence of siltstones (below) and limestones (above), Virgin Formation, southwestern Utah, USA Sedimentary rock are types of rock that are formed by the deposition of material at the Earth s surface and within… … Wikipedia
