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Lode Gold in Nicaragua
May 2005 by Edgar B. Heylmun, PhD
Nicaragua, a Central American country about the size of Iowa, has not been a major gold producer, yet the nation is filled with lode gold occurrences. Natural and man-made disasters have made the country one of the poorest in...
Lake County "Diamonds"—Renewed Value for an Old Favorite
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...
Wall-Rock Alteration
Wall-rock (country rock) alteration is found in all hard-rock mining districts and has been caused by hydrothermal solutions in the past history of the region. The zones of alteration have a bearing on where one might drill for ore bodies. The weekend prospector does not have the tools nor knowledge to block out ore deposits, but he can narrow down his search dramatically by understanding the zones of wall-rock alteration that he sees.
Legislative and Regulatory Update
• Critical minerals obtain national security status
• Idaho to take over EPA permitting
Legislative and Regulatory Update
• Partial win for miners
• California suction dredging
• Feds continue to push for more public lands
• Idaho suction dredging
Gold in Nevada
Over 135 million ounces of gold were produced in Nevada between 1858 and 2001, 107 million of that total being since 1965. Now, the so-called “Silver State” is the leading gold producer in the nation.
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The Bawl Mill
• Our Readers Say
• Estimating Gold Values in Placer Gravels
• Miners: Plan Ahead for Next Year's Taxes
• California's Original Sixteen to One Mine
• Montana Multiple Use Association Backs Miner
• Picks & Pans: Detecting Micro-Nuggets
• Diamond Search Underway in Alaska and Minnesota
• Mining Outfits Eye 50-Year Supply of Iron Ore
• Goldfield—Princess of the Mojave
• Couple Creates Jewelry of the Iron Range
• Melman on Gold & Silver
• Looking Back
• Mining Stock Quotes and Mineral & Metal Prices
