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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Major Volcanogenic Massive Sulfide Districts <strong>of</strong> the World• World-wide contain about $500 billion in contained metal value• Sustain much <strong>of</strong> the world’s supply <strong>of</strong> zinc <strong>and</strong> silver, importantsources <strong>of</strong> Cu, <strong>and</strong> are a major source <strong>of</strong> “high tech” metals (Ge, In)• Occur in strata <strong>of</strong> all ages