Lamproites and Diamonds
November 2002 by W. Dan HauselMost prospectors are aware that diamonds are sometimes found in kimberlite, but few are aware that diamonds are also found in another rock type known as lamproite. Lamproite is a very rare volcanic rock that often...
…to see the huge differences between the gold production amounts of the Western States, let’s look at the gold production—both hard rock and placer—of these 13 states up to the present.
Cedros Island, 134 square miles in area, lies in the Pacific Ocean, 14 miles off the west coast of Baja California. It is 265 miles south of Ensenada and 340 miles south of San Diego. It is one of the few Mexican islands that is inhabited, with the fishing village of Puerto Cedros having a population of 400.
When he got home that night, he looked at the plotted points of gold and trash he had dug and saw that there was a distinct line where the gold nuggets were being found.
Members of the Rocky Mountain Prospectors and Treasure Hunters Club from Fort Collins, Colorado, were recently entertained by W. Dan Hausel, Senior Economic Geologist with the Wyoming State Geological Survey.
Congress decided that if they shared the riches of our lands with the people, we would colonize and expand the states at a much faster pace, thus the birth of public lands and mining claims in America.
The Bawl Mill • Our Readers Say • Working the Belmont Mine, Butte, Montana—1953 (Part 2) • A Real Placer Miner • Mojave Desert Gold • Miner Unhappy After Judge Dismisses Charges • Picks & Pans: Fig Tree, Grape Vine and Good Gold • Sluicing on Bedrock • Sandstone Silver in Texas • A Few Prospecting Notes From Jim Straight • Explorers to Salvage Gold-Laden Ship • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices • Looking Back