TY  - BOOK
AU  - Ixer,R.A.
TI  - Atlas of opaque and ove minerals in their associations
SN  - 0335152171
PY  - 1990///
CY  - Buckingam
PB  - Open University Press
KW  - Minerals
KW  - feild guide
KW  - Mines and minerals resources
KW  - Ore minerals
ER  -