Open AccessControls on coal quality variation in the Cadomin-Luscar Coalfield, Alberta
Author(s) -
C.W. Langenberg,
D.E. MacDonald,
W. Kalkreuth
Publication year - 1989
Language(s) - English
Resource type - Reports
DOI - 10.4095/126747
Subject(s) - coal , variation (astronomy) , mining engineering , quality (philosophy) , geology , environmental science , geochemistry , archaeology , geography , physics , astrophysics , quantum mechanics