000 00274 a2200109 4500
999 _c135329
_d135329
082 _a552.1 TYR/Pri
100 _aTyrrell, G.W.
245 _aThe Principles of Petrology
260 _aBombay:
_bAsia Publishing House,
_c1977.
300 _a349p.;
_c15 cm.
650 _aPetrology