All Articles
Cobalt and Nickel in Missouri
October 2002 by Edgar B. Heylmun, PhD
Cobalt and nickel are tough silver-white metals, with similar physical properties, that frequently occur together in nature, along with copper sulfides. Cobalt and nickel are used as alloys, providing great strength and resistance...
Additional articles that might interest you...
Progress Report on Washington State Small-Scale Regulations
April 2005
Washington State has some of the most far-reaching, restrictive and overzealous regulations in the United States regarding small-scale prospecting and mining. Take one look at the “Gold and Fish” book, which lays out regulations for...
Washington State has some of the most far-reaching, restrictive and overzealous regulations in the United States regarding small-scale prospecting and mining. Take one look at the “Gold and Fish” book, which lays out regulations for...
The Story Behind the Story
March 2013
Anyone who has found a patch knows the difficulties involved. Those who haven’t can guess, and with any effort will soon realize it.
Anyone who has found a patch knows the difficulties involved. Those who haven’t can guess, and with any effort will soon realize it.
Couple Creates Jewelry of the Iron Range
May 2005
Bryan and Teresa Sandnas’ idea of turning taconite into high-quality jewelry seemed as brilliant as ... well, a lump of iron ore. But what seemed like an implausible plan has turned a crude Iron Range resource into small pieces of beauty.
Bryan and Teresa Sandnas’ idea of turning taconite into high-quality jewelry seemed as brilliant as ... well, a lump of iron ore. But what seemed like an implausible plan has turned a crude Iron Range resource into small pieces of beauty.
Looking Back
June 2004
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
The Essentials of Dry Washing
August 2013
Most dry washers have a feed rate adjustment. It needs to be set so that the material flows evenly over the riffles and does not bury them.
Most dry washers have a feed rate adjustment. It needs to be set so that the material flows evenly over the riffles and does not bury them.
Legislative and Regulatory Update
November 2001
• Forest chief asks Norton to end Oregon mining moratorium
• DOI orders review of "science" used in Klamath Basin decisions
• BLM Launches EIS for Conservation and Restoration of BLM Public Lands in Western U.S.
• Fish & Wildlife service approach to critical habitat ruled unlawful in Arizona case
• Forest chief asks Norton to end Oregon mining moratorium
• DOI orders review of "science" used in Klamath Basin decisions
• BLM Launches EIS for Conservation and Restoration of BLM Public Lands in Western U.S.
• Fish & Wildlife service approach to critical habitat ruled unlawful in Arizona case
Subscription Required:
The Bawl Mill
• Our Readers Say
• Placer Gold in Idaho
• Working the Belmont Mine Butte, Montana—1953
• Simple Sluice Design
• Sunshine Mine Video Brings Back Painful Memories
• Hardrock Detecting
• Gold Garbage: Scams New & Old
• Company Notes
• Picks & Pans: Confessions of a Professional Nuggetshooter
• Gondwana Gold and Diamonds
• Looking Back
• Ghost Towns of Washington County, Utah
• The Fire Within
• 2002 California State Gold Panning Championships—Foresthill, California
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
