Classification and Key Characteristics of VMS Deposits
Classification and Key Characteristics of VMS Deposits
Classification and Key Characteristics of VMS Deposits
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<strong>Characteristics</strong> <strong>of</strong> the Five Types <strong>of</strong> <strong>VMS</strong>• Although types are distinct, significant variationsexist within each type• Compositional characteristics are specific• Physical volcanological characteristics vary,depending on water depth, melt volatile contents• Greatest variations in Bimodal mafic <strong>and</strong>Bimodal felsic types• Bimodal mafic can be divided into twosubgroups:– 1A: flow dominant, Zn-Cu, form on seafloor– 1B: pyroclastic dominant, Zn±Pb, Cu, Ag, form subseafloor
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