Gangue Minerals - What Do They Tell Us?
January 2017 by Chris RalphThere are a large number of different kinds of gangue minerals, and each of them has its own tale to contribute to the story of the chemistry and geology of a deposit.
In some places, semi-continuous sections of riverbed can easily be linked in many places to identify the path of the ancient rivers.
The Gold Rush in California called hundreds of thousands of souls to leave their homes to journey to the the far reaches of the West. At first the rich goldfields of the Sierra Nevada beckoned to these adventurous pioneers.
Gold can potentially be found in all the glaciated areas of the Midwest, but to find it in any appreciable amount one needs to look to areas where the gold gets concentrated by more recent water flows.
Trinity County is located in the far northwest corner of California and stirs up many different memories for those who have been there.
...we will visit three dormant mining districts that lie in the Oquirrh Range in Utah. Some major activity that transformed the lives of thousands of people occurred here from the mid 1860s to the late 1990s.
Sulfides and oxides—what's the difference between the two?
The Bawl Mill • Ask The Experts: Could you expand on your previous blasting article? • Ask The Experts: Equipment to break up heavy clay • Ask The Experts: “Energy” coming from black sand? • Ask The Experts: Assay problem or recovery problem? • Legislative and Regulatory Update • Detecting Strategies for Heavily Forested Areas—Part II • The Winning Hand • Early Winter Detecting in the Sierras • Mining Districts in Montana Get Organized • Feds Deny Lease Renewals for Minnesota Mine • Obama Administration Moves to Block Mining Near Yellowstone • The Perfect Response • MMAC Update • Mining Stock Quotes and Mineral & Metal Prices • Melman on Gold & Silver
That First Nugget