All Articles
Prospecting With Color
December 2000 by Edgar B. Heylmun, PhD
Perhaps no one factor has caused more confusion in the search for ore than the attempt to use color as a guide to prospecting. Yet, there is a reason for every color seen in rocks, so it deserves to be noted.
Additional articles that might interest you...
California Suction Dredging Update
August 2009
There are two separate issues threatening suction dredging in California.
There are two separate issues threatening suction dredging in California.
Looking Back
June 2004
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
The History of Gold Mining in Sierra County
February 2010
There may be some truth to some of the fantastic claims. The Ruby Drift Mine near Forest City is where 159 nuggets were taken out between 1937 and 1942—a total of about 1,000 ounces with an estimated value of $1.5 million when gold was...
There may be some truth to some of the fantastic claims. The Ruby Drift Mine near Forest City is where 159 nuggets were taken out between 1937 and 1942—a total of about 1,000 ounces with an estimated value of $1.5 million when gold was...
MMAC & PLP Update
February 2016
We are quite pleased to report there are some courageous miners who have taken the time to learn their rights and have gone back to dredging while knowing they could be unlawfully harassed at any time by law enforcement…
We are quite pleased to report there are some courageous miners who have taken the time to learn their rights and have gone back to dredging while knowing they could be unlawfully harassed at any time by law enforcement…
The Best Copper Town Anywhere
September 2005
In the high desert hills more than 60 miles west of Prescott, Bagdad’s residents chat about the Wednesday golf league, the girls softball team and the new cafeteria over at the school.
In the high desert hills more than 60 miles west of Prescott, Bagdad’s residents chat about the Wednesday golf league, the girls softball team and the new cafeteria over at the school.
Legislative and Regulatory Update
November 2017
- EPA ends "sue and settle"
- Sage grouse mineral withdrawal cancelled
New ICMJ Website Almost Here
October 2016
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The Bawl Mill
• Letter to the Editor
• Potaro District, Guyana
• World Gold Council Launches $3 Million Ad Campaign
• 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
• 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
