The
mica in argillaceous sediments
Grim, Ralph E. (Ralph Early)
1902-
creator
Bray, Roger Hammond
1898-
joint author.
Bradley, William Frank
1908-
joint author.
text
ilu
Urbana
Printed by authority of the state of Illinois
1937
monographic
eng
813-829 p. illus.
by R. E. Grim, R. H. Bray and W. F. Bradley.
At head of title: State of Illinois. Department of Registration and Education. Division of the State Geological Survey.
"Reprinted from the American Mineralogist, v. 22, no. 7, pp. 813-829, July, 1937."
Mica
TN933 .G75
gs 37000321
DLC
790608
20260227111342.0
gs 37000321