無煙煤(anthracite、希臘語:ανθρακίτης,意為「類煤」,衍生於「木炭」的希臘語άνθραξ)[1],也稱為黑煤、硬煤(英語:black coal, hard coal),是一種堅硬、緻密且高光澤的煤礦品種。在所有的煤品種中,變質作用的程度最高,具有高的熱含量和碳含量,以及最少的雜質。
Quick Facts 成分 ...
無煙煤 Anthracite coal Black coal, hard coal, stone coal, blind coal, Kilkenny coal, crow coal, craw coal, black diamond
Chandler, Alfred D. Anthracite coal and the beginnings of the industrial revolution in the United States. Business History Review. 1972, 46 (2): 141–181.
Hudson Coal Company. The Story of Anthracite. New York. 1932: 425. — Useful overview of the industry in the 20th century; fair-minded with an operators perspective
主要來源
Report of the United states coal commission.... (5 vol in 3; 1925) Official US government investigation. online vol 1-2 (頁面存檔備份,存於網際網路檔案館)
Tryon, Frederick Gale, and Joseph Henry Willits, eds. What the Coal Commission Found: An Authoritative Summary by the Staff (1925).
General policies committee of anthracite operators. The anthracite coal strike of 1922: A statement of its causes and underlying purposes (1923); Official statement by the operators. online (頁面存檔備份,存於網際網路檔案館)