Table T3. Styles of sulfide mineralization.
Style of alteration | Diagnostic features |
---|---|
Massive sulfide | Rocks containing >75% sulfide minerals. |
Semimassive sulfide | Rocks containing >25%–75% sulfide minerals, which form aggregates or intergrowths. |
Disseminated sulfide | Rocks containing 5%–25% disseminated sulfides. |
Void fill | Minerals partially or totally filling a void (vesicle, etc.). |
Vein/Stringer sulfide | Rocks containing sulfide in fractures. |
Detrital sulfide | Clastic sulfide fragments in sediment. |
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