WebNov 17, 2024 · The viability of most deposits is determined mainly by two factors: tonnage and grade. In magmatic nickel (Ni) deposits, however, another factor, known as tenor, … WebApr 12, 2024 · Therefore, the metal concentration, volume, and focusing efficiency of ore–forming fluids (Audétat et al. 2008), cyclically derived from a long–lived parental magma chamber, could have played critical important roles in the formation of a giant porphyry Cu deposit, regarding a long–lived magmatic–hydrothermal system. Therefore, we ...
Mineral deposit - Magmatic cumulates Britannica
WebOre Deposit: Natural concentration of an ore mineral in a massive rock body is defined as an ore deposit. It may be of any shape and form but its size is of real importance. ... Magmatic Deposits: During the crystallisation of a magmatic melt, many minerals of economic value also get formed depending on the original composition of the melt ... WebJan 10, 2024 · 4. Ore Formation Systems For a long time in the past, processes associated with differentiation and cooling of magmatic bodies were thought to be the main agents of ore deposit formation. Starting with mafic melt, ore minerals can form upon cooling or metal-rich melts can segregate from the silicate liquid. haworthia inca rose
The Missing Link in the Genesis of the Lower Paleozoic Copper …
WebNov 17, 2024 · The viability of most deposits is determined mainly by two factors: tonnage and grade. In magmatic nickel (Ni) deposits, however, another factor, known as tenor, often makes or breaks a deposit. What is Tenor? Tenor (AKA sulphide metal content) is defined as the concentration of a metal, usually Ni, contained in 100% sulfides. WebJan 1, 2011 · A number of key events mark the development of a magmatic sulfide deposit, partial melting of the mantle, ascent into the crust, development of sulfide immisciblity as a result of crustal interaction, ascent of magma + sulfides to higher crustal levels, concentration of the sulfides, their enrichment through interaction with fresh magma (not ... WebMar 27, 1998 · For the observed metal concentration of up to 20 wt % Sn in the Yankee Lode to be produced, ∼500 m 3 of magmatic brine (containing ∼400 ppm Sn) must … botanical name of pak choi