WebDec 3, 2024 · According to the Gustafson and Hunt classification, typical A- and B-type porphyry veins are present, but a high density of typical porphyry quartz veins does not characterize the Tsagaan Suvarga deposit (Tungalag et al. 2024). Molybdenite occurs in monomineralic veins (1–5 mm) or A veins. WebNov 1, 2024 · In the main porphyry deposit, a complex assemblage of veins and their alteration halos occurs. In places, vein alteration halos may be only a few millimeters wide. Halo widths increase with density of the related vein type, with halos around vein stockworks ultimately coalescing to form continuous alteration for tens to >100 m.
Patterns of mineralization and alteration below the porphyry …
WebSep 5, 2024 · Stage 2, distributed alongside the JSF, is characterized by porphyry Mo and vein-type Pb–Zn–Ag mineralization related to I- and A-type granitoids at 145–125 Ma . … WebNov 9, 2024 · Central Iranian Cenozoic Magmatic belt (CICMB) 16, is one of the major copper-producing regions in the Alps– Himalaya orogeny, including more than 50 copper porphyry-vein type deposits 17. onwing infosys
Systematic mineralogy and chemistry of gold-silver vein deposits …
WebOct 15, 2024 · Belmont High Resolution Magnetic Survey Further Supports Copper-Gold Porphyry Model on Come By Chance Property Greenwood Mining Camp, B.C PRESS RELEASE Accesswire Oct. 14, 2024, 09:05 PM WebApr 11, 2024 · RT @paola_rojas: Mining investors know that grade is crucial, yet not simple. Because what's high for copper porphyry may be low for vein systems and so on. Hence, here is your primer on grades by metal and deposit type. (I promise you'll want to bookmark this) 11 Apr 2024 23:28:05 WebJun 1, 2024 · Ore is closely associated with intrusions of crowded granodiorite porphyry. Cu-Fe sulfides (chalcopyrite > bornite) at Botija are largely disseminated but are also present … onwingiris.one