Ask The Experts

September 2015 by Chris Ralph

Breaking Rock the Old School Way

June 2013
Prospectors have many reasons why they might want to break rocks. These include dividing up a specimen too large to carry.

Hard Rock 101: Micro Blasting

July 2020

Micro blasting can be used to take down hanging rock, separate minerals from overburden, and collect gemstones and other high-value product with minimal damage.

Ask the Experts

April 2014
Bismuth oxide for assaying?

Ask the Experts

January 2015
• How do I clean up gold encrusted with iron-sulfides?

The Basics of Froth Flotation

June 2015
I thought it might be worthwhile to take a look at the basics of this important mineral separation technique and how a miner can use it to recover the values out of an ore.

How to Melt Your Own Gold

March 2012
There are good and bad ways to melt gold. In this article, we’ll take a look at the right way to melt gold without losing any of the valuable metal.

Ask the Experts

December 2012
What is the best type of mat to use in a high banker set up?

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