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Lake County "Diamonds"—Renewed Value for an Old Favorite
August 2003 by Mary E. Garatti
A Northern California county is experiencing a renewal in the desirability and subsequent value of an old favorite: Lake County “diamonds.” These stones are not true diamonds, but for generations they have held a special place in the...
Mining, Health Care & Taxes
Like it or not, the US Supreme Court has ruled and the so-called “Affordable Care Act” (ACA) is now the law of the land—and the Tax Code. What’s more, despite the promises of many politicians to repeal it, it may be around in some form for years to come.
Basic Drywashing Principles
Within the arid desert regions of the American Southwest and Western Australia, drywashers have proven to be a simple and inexpensive method for concentrating placer gold. Drywashers are not limited to desert operations...
Finding Streams of Gold
Without knowing or even thinking about it, I had put together a map that showed me a pattern of the ancient Sacramento River channel. I also had a distinct picture of where the ancient channels of several other creeks and rivers were running.
Estimating Gold Values in Placer Gravels
The single most important question to be answered when evaluating a placer deposit is: “How much is it worth?” Accurate sampling of placer gravels is essential to obtain a reasonable estimate of the total gold values contained in the deposit.
How to Evaluate Mineral Claims—What to Know Before You Buy
Even though they have put down thousands of dollars, the buyers often stop paying on their claims part way through the process after they realize they’ve been duped, but the company just sells it again to another buyer.
Calcite and Limestone
The other distinguishing feature of calcite has to do with its chemistry. Geologists sometimes take a small bottle of dilute hydrochloric acid out into the field with them because calcite reacts with acids to make a bubbly foam.
Mining Companies Competing for Labor
Brian Barclay makes a 275-mile commute across Colorado every week to work near this dusty little town, drawn by a natural gas boom that has added trucks, cranes and hundreds of people to the rocky landscape.
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The Bawl Mill
• House Resources Committee Addresses Environmental Scare-Tactics —by House Resources Committee & Chairman Richard Pombo
• Precious Metals in the Patagonia Mountains
• Over the Divide
• Idaho-Maryland Mine—History Restarted
• Montana Candidate Sees Natural Resources as Path to Recovery
• Judge Rules Against Oregon Miners—Battle Continues
• Moving the World's Largest Machine—The Bucyrus 2570W Walking Dragline
• Mother Lode Gold, California
• News From the Pacific Legal Foundation
• Melman on Gold & Silver
• Maine to Create Mineral Park
• Mining Stock Quotes and Mineral & Metal Prices
