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The Eagle and High Peak Mines of Julian, California

At an altitude of over 4,000 feet, in the mountainous terrain of eastern San Diego County, lies the once productive Julian Mining District. Beginning with placer prospecting in 1869, this area moved rapidly into underground quartz or vein mining for gold.

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Detecting During Summer Heat


This concept of detecting does not always work as we sometimes get a week or so where the temperatures rise to 116°—sometimes more.

Company Notes


• Great Basin Gold
• Hecla Mining Company
• Newmont Mining Corp.
• U.S. Gold Corp.
• X-Cal Resources Ltd.
• Pan American Silver Corp.
• Corner Bay Silver Inc.

Gold in Guatemala


The Central American nation of Guatemala is better known for civil unrest, earthquakes, and volcanic eruptions than it is for gold. However, there is gold in the country, and there are undoubtedly many undiscovered deposits in the jungles and rainforests.

Looking Back


Excerpts from California Mining Journal, our original title, published 50 years ago this month.

Legislative and Regulatory Update


• ESA changes proposed

The Basics of Small-Scale Heap Leaching with Cyanide


In last month’s article I talked a bit about opportunities for heap leaching small hardrock deposits. This month I’m going to talk about the basics of putting together a heap leach project, including building the pad and leaching the ore.

The Bawl Mill


• Unsustainable is an understatement
• Famous last words...
• Their good deed did not go unnoticed
• Truth in Advertising

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