TY  - BOOK
ED  -  The Open University
TI  -  Block 3, igneous processes : :  phase relations and geochemistry
SN  -  0335160565
U1  -  551.9 O 
PY  - 1981///, repr. 1990
CY  -  Walton Hall : 
PB  -  The Open University , 
KW  -  Geochemistry
ER  -