TY  - BOOK
AU  - Tatsch, J H
AU  - 
TI  - Mineral deposits: origin, evolution and present characteristics
U1  - 553 
PY  - 1973///
CY  - Massachusets
PB  - Tatsch Associates
KW  - Economic geology
KW  - Minerals
KW  - Ores
KW  - stones
ER  -