无烟煤

无烟煤（anthracite、，意为“类煤”，衍生于“木炭”的希腊语）"anthracite," The Oxford English Dictionary. 2nd ed. 1989. OED Online. Oxford University Press. Retrieved 2010-06-26. ，也稱為黑煤、硬煤（），是一种坚硬、致密且高光泽的煤矿品种。在所有的煤品种中，变质作用的程度最高，具有高的熱含量和碳含量，以及最少的雜質。

 参考文献 

參考文獻


資料來源:


延伸閱讀


  — 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 
 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 

參見

 安特拉齊特，乌克兰的一个小镇，因具有大量的无烟煤矿藏而知名。名字意为“无烟煤” 
 烟煤, 或软煤，为另一种煤矿



 外部連結 

 HD Video close up of what Anthracite looks like
 The Distribution of Pennsylvania Coals 
 History of anthracite coal mining
 "A Jewel In the Crown of Old King Coal Eckley Miners' Village" by Tony Wesolowsky, Pennsylvania Heritage Magazine, Volume XXII, Number 1Winter 1996
 The Eastern Pennsylvania Coalition for Abandoned Mine Reclamation 
 The Anthracite Heritage Museum.  
 Pennsylvania's Northern Coal Field  

Category:煤炭
Category:变质岩

it:Carbone#Antracite