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Gold/Mining/Energy : Geology, mining and assorted terminology thread

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To: Francoise Kartha who wrote (72)	12/29/1996 8:22:00 PM
From: E. Charters	of 110

what you have described is an archean type hydrothermal gold zone..in a volcano-sedimentary regime..how does the Manto differ form a porphyry associated archean deposit? pipe related breccia deposits are awful close to a Timmins type gold zone..ore here is often brecciated and related to the intrusive fels..I think the Spanish type are much younger,,sediment-hosted thingies and the ore often reports to the pipe itself.. but Gold up here is oft in sediment interflow and the McIntyre had Gold in its Porphyry, where it had copper..wherein the diff in the animal..'cept a billion years? EC<:-}

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