Epithermal Ore Deposits Associated With Tertiary Volcanism—And the Feasibility of Metal Detecting for Them
December 2000 by Jim StraightEpithermal 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.
Q: Do I still have rights to this mining claim?
Q: Is there a correlation between fault zones and mineralization of economic metals?
The so-called “Fiscal Cliff” tax package recently passed by Congress and signed into law renewed more than 50 temporary tax breaks through 2013, saving individuals and businesses about $76 billion.
The pile up on the small hill had to be a couple yards of black sand. I’m not one to ignore a little gold even if it is small in size—I have always believed that gold fever comes in all sizes.
Arizona is well-known for its copper-gold porphyries and massive base metal-gold sulfide deposits such that primary gold deposits in the state are often overshadowed.
During the summer break of my first year of college in the late ‘50s, I was unemployed and bored, so my friends and I decided to do some gold mine exploration. We used to read a magazine called Treasure and had a good idea of where all the gold mines were located.
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