Utilizing Geologic Maps
April 2006 by Lawrence DeeGeologic maps generally appear complex and daunting, and certainly some are. However, many have information hidden within their bright splashes of colors and patterns that can aid the prospector who takes the time to study them.
Over the years that I have been detecting for gold I have had many of the same questions come up. I decided to write this article to hopefully answer some questions that a person wishing to detect for gold may have.
A pediment is a broad, gently sloping erosion surface or plain of low relief that is often found in arid and semi-arid regions at the base of a receding mountain front. The example shown is from the Palo Verde Ranch 15-minute topographic quadrangle, southwest of Tucson, Arizona. This is one of the best examples the writer has ever seen.
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The diverse minerals, salts, and moisture, plus any halo effect, and old-timer trash, especially decomposing iron artifacts, are often found in any dry placer gold field and can really mask the “penetration powers” of a detector.
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The Bawl Mill • Federal Court to Address Dredge Permits—The Tulloch Rule • Basic Geology for the Independent Miner—Part IV Geology of Hardrock Gold Deposits • Economic Impact of Mining in Alaska • The Kenai Peninsula Goldfields • Copper Price Keeps Canadian Miners Busy • The Business of Mining: Financial Recoveries for Mandated Changes • The Rich Hill Outing • Picks & Pans: Detecting at Ganes Creek • Copper Mine Opening in Utah • Future of Mining in Bolivia Uncertain • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices