History & Geology
Detecting for Gold in Australia—The Kimberley Trip
December 2010 by Jonathan Porter
The hair stood up on the back of my neck when I saw this, especially the nice patches of wash in the bottoms of the gullies, a sure sign of an auriferous source being nearby.
California's Mother Lode Quartz Veins
The actions of the hot, ore-bearing solutions are not limited only to the deposition of material within the walls of the fissures.
The Basics of Geophysical Exploration
In developing a mineral property or mining claims, one of the first goals is to identify and quantify valuable deposits. The classic method of doing this is by drilling holes into the ground to sample what is below the surface. The problem is that one or two holes usually are not going to tell you a whole lot...
The Potholes—California’s Oldest Known Mining District
Every time we prospected here we found gold, sometimes some really coarse flakes, but no large nuggets (yet).
ICMJ Visits Colfax, California
February 2023Can You Recognize Valuable Ores?
The process of recognizing ores all starts with being able to recognize some basic minerals and knowing what hard rock ore looks like in the districts where you prospect.
Know Your District
We have to remember that the earliest miners were not geologists, but came from a variety of backgrounds. Their survival depended on finding enough gold so they worked hard and adapted to whatever challenges these new areas presented.
Strategic Metals—Part I
A bill was introduced and passed by the House of Representatives earlier this year that should make the exploration and opening of a mining operation faster and easier.
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The Bawl Mill
• Ask The Experts—Iridium
• Ask The Experts—Highbanker legal in CA?; Best place to sell raw gold?
• Ask The Experts—Using classifiers
• So, Where's The Gold?—Finding Gold Detectors Miss
• The Oregon Claim
• Forest Service v. Michael & Linda Backlund
• Highbanking on the Feather River
• CFTC Finds Evidence of Silver Market Manipulation
• Gold in Arizona
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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Legislative and Regulatory Update
• Know Your District
