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A Changing Diamond Industry Looks to Canada for Growth

Robert Gannicott speaks in almost spiritual tones about the position his small Canadian diamond company holds and the forces—both natural and economic—that put it there.

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The French Mines of El Boleo


Volumes have been written on the subject of mining in Mexico ever since the first Spanish conquistadors undertook to strip bare the newfound land in the 6th century. Gold and silver, which attracted Cortez and the Spanish Inquisition, was there for the taking, and the fabulously rich mines of Guanajuanto, San Miguel de Allende, Zacatecas, Real del Monte, San Luis Potosi, Durango and Taxco, among others, became famous throughout the New World and Europe.

What Was That Article Again?


Have you ever waded through your pile of Mining Journals looking for a particular article? The annual index, published each December is a great help, but I have a better idea.

Judge Gives OK to Nevada Mining Tax Initiative


A proposed constitutional amendment to raise the cap on mining taxes can proceed as written, a state judge ruled March 14.

Ask the Experts


Bad advice from Fish & Game

The Significance of Nuggets in Placers


Chances are better that both types of gold did not come from the same source. Let's look at the probable conditions to cause two types of gold in a placer.

Continental Drift


As soon as reasonably accurate maps were made, 200 years ago, one could not help but note the parallelism of some coastlines with those on other continents. The coastlines of Africa and South America, in particular, are strikingly similar. The first scientist to write on the subject was an Austrian, Edward Suess, who put India, Africa, and South America into a supercontinent he named “Gondwanaland.” But, it was not until Alfred Wegener, a German, came out with his “Theory of Continental Drift” in 1912, that scientists took note.

Highbanking and the House Rock


I hit bedrock at two feet and followed it down as it appeared that I was on the edge of a rib that ran with the river. This was beginning to look very promising and I was seeing some small gold—pieces and flakes—in the header of my sluice box.

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