TY  - BOOK
AU  - Blackburn, William H. .
AU  - Dennen, William H. .
TI  - Principles of Mineralogy
SN  - 81-85392-52-8
U1  - 549 
PY  - 1990///
CY  - New Delhi
PB  - Universal Book Stall
KW  - Geology
KW  - Mineralogy
KW  - Minerals
KW  - PG-Geology
KW  - G-Geology
N1  - Index
ER  -