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Late magmatic ore deposits, also referred to as post-magmatic or residual magmatic deposits, are formed during the final stages of crystallization of a magma body. These deposits typically form when the main silicate minerals have already crystallized, leaving behind a residual melt enriched in incompatible elements, volatiles, and ore-forming constituents such as metals. The concentration of these metals occurs due to the chemical incompatibility of certain elements with the early-forming silicate minerals, resulting in their enrichment in the residual magma. The processes leading to late magmatic ore deposits can be broadly categorized into three main types: fractional crystallization, liquid immiscibility, and hydrothermal segregation. Fractional crystallization plays a key role in the formation of late magmatic ore deposits. As a magma body cools, early crystallizing minerals remove major elements from the melt, leaving a residual melt enriched in iron, nickel, chromium, titanium, and other metals. ________ ______ __________ _________ ________ _____ __________ ___ _________ ________ ______.
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