TY  - BOOK
AU  -  Wyllie,Peter J.
TI  -  Ultramafic and related rocks / 
U1  -  549.114 WYL 
PY  - 1967///]
CY  -  New York : 
PB  -  Wiley, 
KW  -  Rocks, Ultrabasic
N1  -  Includes bibliographical references
ER  -