Lane, Kenneth F.
The economic definition of ore, cut-off grades in theory and practice / Kenneth F. Lane. - London : Mining Journal Books Limited , cop. 1988 . - X, 149 p. : il. ; 22 cm.
ISBN 0-900117-45-1
Minérios
LCC TN263
The economic definition of ore, cut-off grades in theory and practice / Kenneth F. Lane. - London : Mining Journal Books Limited , cop. 1988 . - X, 149 p. : il. ; 22 cm.
ISBN 0-900117-45-1
Minérios
LCC TN263
