TY  - BOOK
AU  - Sinha R.K.
TI  - Industrial Minerals
U1  - 549 
PY  - 1982///
CY  - New Delhi
PB  - Oxford & IBH Publishing Co.
KW  - Apatite and Rock Phosphate
KW  - Asbesto
N1  - Selected Bibliography
Subject Index
Geographical Index
ER  -