<正>The Duobuza porphyry copper-gold deposit(proven Cu resources of 2.7 Mt,0.94%Cu and 13t gold, 0.21 gt~(-1) Au) is located at the northern margin of the Bangong-Nujiang suture zone separating the Qiangtang and Lhasa Terranes.The major ore-bearing porphyry consists of granodiorite.The alteration zone extends from silicification and potassic alteration close to the porphyry stock to moderate argillic alteration and propylitization further out.Phyllic alteration is not well developed.Sericite-quartz veins onl...
【英文论文摘要】
The Duobuza porphyry copper-gold deposit(proven Cu resources of 2.7 Mt,0.94%Cu and 13t gold, 0.21 gt~(-1) Au) is located at the northern margin of the Bangong-Nujiang suture zone separating the Qiangtang and Lhasa Terranes.The major ore-bearing porphyry consists of granodiorite.The alteration zone extends from silicification and potassic alteration close to the porphyry stock to moderate argillic alteration and propylitization further out.Phyllic alteration is not well developed.Sericite-quartz veins only o...
【基金】
funded by Natural Science Foundation Project(40672068,40902027);
the China Postdoctoral Science Foundation(20090450567)
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