How Much Gold Is In My Gold-Quartz Specimen?
June 2010 by Chris RalphThe method is based on the fact that gold is much denser than quartz, and the more gold that is present in a specimen, the higher the density of the piece will be as a whole.
Two companies are looking to mine the largest known iron ore deposit in the West—a 50-year supply at a rate of 1 million metric tons a year.
• Voters say "yes" to mining in Alaska
• Colorado cyanide ban case presented
• New small-scale regulations released in Washington State
• Colorado roadless areas
As we have noted through the years, perhaps the most direct, single influence on the future of gold and silver is their monetary opposite—currencies in general, the US Dollar in particular.
As a subscriber to ICMJ, I felt the need to write an article about the auriferous regions in Serbia, which I have been visiting for years in search of gold. The territory in question occupies the central part of the Balkan Peninsula, which transverses the Danube River.
• Should I introduce mercury in the centrifugal bowl to aid gold recovery?
A Nevada woman was sentenced to more than seven years in federal prison for her role in an investment scheme involving claims that she could extract precious metals from volcanic cinders, officials said.
The Bawl Mill • Legislative and Regulatory Update • Sluicing at Rocky Bar, Idaho • Nine Pound Nugget Found In Northern California! • Glaciers and Placer Gold Deposits • Ask The Experts: Can you help me identify these items? • Getting The Most Value From Your Gold-Quartz Specimens • Highbanking and the House Rock • Fix or Replace, Depreciate or Write-Off • Melman on Gold & Silver • Mining Stock Quotes & Mineral and Metal Prices