All Articles
The Montezuma Quadrangle, Summit County, Colorado
September 2003 by Matt Powell
The Montezuma mining district of Summit County, Colorado, is a rugged, structurally complex area of the Rocky Mountains. Home to the first silver claim in Colorado, the Montezuma district hosts stockwork gold deposits, disseminated molybdenum, and abundant silver-bismuth veins.Additional articles that might interest you...
Lluvia de Oro—A Shower of Gold Awaiting Development in the Sierra Madre—Part II
December 2008
Superintendent Tom Phillips soon returned to the mines with fellow worker Thomas J. Findlay, and began repair work. Phillips had already determined that the machinery had been operated at various times by armed forces...
Superintendent Tom Phillips soon returned to the mines with fellow worker Thomas J. Findlay, and began repair work. Phillips had already determined that the machinery had been operated at various times by armed forces...
The Art of Finding Coarse Gold Part IV—Recovery of Coarse Gold From Alluvial Placers
March 2005
This last installment in the series will look at methods for finding and recovering coarse gold from alluvial (river and stream) placer environments. Unlike the residual and eluvial placers that we have considered previously, the force of flowing...
This last installment in the series will look at methods for finding and recovering coarse gold from alluvial (river and stream) placer environments. Unlike the residual and eluvial placers that we have considered previously, the force of flowing...
The Treasure Detective—Part II
August 2006
GNIS is an acronym for the “Geographic Names Information Service” that is maintained by the United States Geological Survey. The database catalogs and standardizes place names in the United States. This information set has nearly 2,000,000...
GNIS is an acronym for the “Geographic Names Information Service” that is maintained by the United States Geological Survey. The database catalogs and standardizes place names in the United States. This information set has nearly 2,000,000...
Good Research and Bad Luck
June 2011
With every look at the box I was pulling out a few pickers and a nugget or two. The smile I had the previous night just got bigger and bigger throughout the day.
With every look at the box I was pulling out a few pickers and a nugget or two. The smile I had the previous night just got bigger and bigger throughout the day.
Placer Diamonds in Venezuela
March 2001
A large number of gem and industrial grade placer diamonds have been found in or near a number of creeks and rivers in Venezuela. The area involved is in the southeastern parts...and is inhabited by fierce Yanomamo Indians.
A large number of gem and industrial grade placer diamonds have been found in or near a number of creeks and rivers in Venezuela. The area involved is in the southeastern parts...and is inhabited by fierce Yanomamo Indians.
Prospecting for Copper Ores—Part I
June 2012
Copper is one of the metals that form the backbone of our modern civilization. Copper is an essential part of every computer, cell phone, automobile and household appliance.
Copper is one of the metals that form the backbone of our modern civilization. Copper is an essential part of every computer, cell phone, automobile and household appliance.
Cedros Island, Mexico
September 2002
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.
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.
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The Bawl Mill
• Klondike Gold
• State Rivers Closed to Prospecting in Washington
• A Guide to Overlooked Gold Deposits—Part I
• Looking for Gold in British Columbia
• The Reynolds (Star) Gold Mine
• Picks & Pans: Sniping for Low Stream Gold
• Company Notes
• Why Do We Do The Things We Do?
• Gallium and Germanium in Utah
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
