61, No. 1: 63ā75 63..75 The Crater Mountain Deposit, Papua New Guinea: Porphyry-related AuāTe System...and wall rock alteration of Crater Mountain gold deposit, Papua New Guinea, were investigated using ore...alteration mineralogical study. The host rocks of the deposit are quartz-feldspar porphyry, feldspar-hornblende... altaite, heyrovskyite, bismuthinite, bornite, idaite, cubanite, native gold, CuPbS2, an unidentiļ¬ed...base-metal sulļ¬de vein, Crater Mountain, ļ¬uid inclusion, intrusionrelated, Papua New Guinea. 1. Introduction |