Small Mining Operations
The Basics of Exploration Leases and Contracts—Part II
March 2019 by Chris Ralph
This is the point where you might ask, “What do these types of contracts typically look like and how are they negotiated?” Well, that is the topic of this month’s article.
Prospecting for Copper—What to Look for on the Outcrop
For the prospector, knowing what oxidized hydrothermal alteration looks like in the field is an important exploration tool.
Using Countercurrent Material Flow to Improve Gold Recovery Efficiency
There is a material processing principle widely used in large milling operations to improve recovery that is poorly understood by most of the micro-mining and prospecting community...
How Rich Must My Ore Be?
How rich does a hard rock ore have to be for it to be worthwhile to process and extract the gold?
Small High-Grade Pocket Districts
…the excitement passed so quickly that little work was done, but they still have good potential, and I find they are not as well-known and not hit so hard by most prospectors.
The ABCs of XRF
Fast forward to present day and the XRF has come of age. Pull the trigger on the hand-held device and you get a nearly instant assay of the surface of a rock.
The 10-Ton Boulder: Expanding Grout Demolition
Imagine you have located a source of virgin placer ore containing immense gold value. Now imagine that there is a 10-ton monolith of extremely hard gneiss in between you and payday.
Commercial Blaster Training
Since last year’s articles on explosives for mining, several people have asked for more information about becoming a licensed blaster.
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The Bawl Mill
• Ask The Experts - Any references on gold formation?
• Ask The Experts - Finalizing an agreement with a mining company
• Pumping Water With Solar Power
• My Introduction To Gold Prospecting
• Resurrecting An Old Hard Rock Mine—Safety Is No Accident
• Mining Claims: Breaking All The Commandments
• The Importance Of Mining Critical Minerals In The USA
• Gold Prospecting for Better or Worse: Gold Is Where You Find It
• Detecting for Gold: A Return to Familiar Ground
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
