TY  - BOOK
AU  - Velde, Bruce
TI  - Origin and Mineralogy of Clays: Clays and the Environment
SN  - 9783540580126
U1  - 553.61 
PY  - 1995///
CY  - New York : 
PB  - Springer
KW  - Clay mineralogy and environmental geology
N1  - Includes index and bibliography
ER  -