High Sulphidation Mineralization and Advanced Argillic Alteration within Concealed Gajah Tidur Porphyry, Grasberg District, Papua
Author: Benny Bensaman, Mega Fatimah Rosana, & Euis Tintin Yuningsih
Multi-method geological research (XRD, SEM-EDS, fluid inclusions) reveals overlapping high-sulfidation mineralization and two distinct porphyry systems (Cu-Mo and Cu-Au). Findings guide selective mining and environmental management.