Critical Minerals: Gold
August 2011 by Chris RalphA few quick calculations show that approximately 11 tons of gold are lost each year just in the manufacture of new cell phones.
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...
I’ve been taking a look at the mining and uses of a number of critical metals in series of articles, and it’s time to take a look at antimony.
Let’s take a look at diamonds and diamond mining and see how they form, how they are used beyond just jewelry, and what leads geologists to find diamond deposits.
It would seem that we are often indeed destined to repeat history. In terms of gold discovery, even with all the advancements that have been made over the years, it seems we are once again on the cusp of returning to the 1800s world of gold mining. Even as you read this, a new gold rush is taking place in a sleepy little town in South Carolina.
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.
Epithermal deposits form in the ground at shallow depths. They are popular with prospectors because can yield very rich deposits and they are widespread in the Western US.
Arizona is well-known for its copper-gold porphyries and massive base metal-gold sulfide deposits such that primary gold deposits in the state are often overshadowed.
The Bawl Mill • Our Readers Say • Legislative and Regulatory Update • Ask The Experts—Studies with summaries and conclusions please... • Ask The Experts—What's the cheapest way to mine quartz for gold? • Which Specific Gravity Test Works Best? • Jury: Gov't Rightfully Seized 1933 Gold Coins • So Where's The Gold? • Wyoming's Billion Dollar Nugget—The Trilogy Ends • When Legends Were Made and Fortunes Found • Exploring and Mining for Uranium • Melman on Gold & Silver • Mining Stock Quotes & Mineral and Metal Prices