TY  - BOOK
AU  - Velde,B.
TI  - Origin and mineralogy of clays
SN  - 3540580123
AV  - QE389.6 O69 1995
PY  - 1995///
CY  - Berlin, New York
PB  - Springer
KW  - Clay minerals
KW  - Clay
KW  - Environmental aspects
N1  - HKBU Library
ER  -