What To Do When Gold Recovery and Assay Values Differ

May 2018 by Don Robinson

Before going into an analysis of the ore composition, two other major factors will affect the result. These are the accuracy of the assay and the effectiveness of the mill for the gold recovery.

How to Recognize Hard Rock Gold Ores

September 2017

I regularly get inquiries along the line of: “Hey, I found this rock, and I think it might be gold ore. How can I tell?” Prospectors are always on the lookout for gold-bearing rocks that may be the source of any nearby placer gold.

Proper Placer Sample Processing

November 2013
...your sampling procedures should not be designed to catch gold your mining technique will never recover.

Detecting Alone -- What to Look For

October 2014
I figure there are a lot of new people out there who have the same question. I will try to give some answers that hopefully will give you more confidence in finding your own spots.

Underground Mining: Getting the Ore Out

February 2017
Choosing the right method to move your ore and waste is all about making the right choices. Sometimes more than one method may be used during the life of a mine as an operation expands and grows.

What is a Valid Mineral Discovery?

February 2013
One of the greatest opportunities afforded to the citizens of our country is the right to stake and hold mining claims on federal lands. One doesn’t need to be a lawyer to stake mining claims, but a little bit of knowledge about mining claim laws can be helpful.

Ask the Experts

February 2015
• How to find info on a particular mining claim

Small-Scale Hard Rock Mining With Water Recycling

March 2015
Once I have established the presence of gold in the sample, I collect five-gallon bucket quantities of the rock material for processing back at my shop.

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