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Epithermal Ore Deposits Associated With Tertiary Volcanism—And the Feasibility of Metal Detecting for Them

Epithermal ore deposits are common in regions of late volcanic activity, especially areas associated with Miocene and later Pliocene extrusive volcanics that have not been deeply eroded since the ore was deposited. Many are simple fissure veins, but stock-works and ore-pipes are also common.

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The Bawl Mill   • Letter to the Editor   • Potaro District, Guyana   • World Gold Council Launches $3 Million Ad Campaign   • Prospecting With Color   • Prospecting for Platinum in Wyoming   • Picks & Pans: More Big River Dredging in Northern California   • A Changing Diamond Industry Looks to Canada for Growth   • History of Mining—Bradshaw Mountains, AZ—Part II   • Company Notes   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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