TY  - BOOK
AU  - Grim,Ralph E.
TI  - Clay Mineralogy
U1  - 549.65 23
PY  - 1953///
CY  - New York
PB  - McGraw-Hill Pub. Company Ltd.
KW  - Clay
N1  - Includes bibliographical references and indexs ( p.: 375 - 384)
ER  -