Gold Tellurides: Tellurium, an Assay Impurity

May 2001 by Don Robinson

Gem Theft in Tucson

March 2001
Police are investigating the theft of five stones, valued by their owner at $128,000, from an exhibit at a Tucson gem show.The largest of the stones taken from the show was a 7-inch-tall pink tourmaline worth $85,000.

Exploration, Development and Taxes

May 2007
Further demonstrating the importance of seeking professional assistance and advice are the tax rules governing the expenses of a mining company. The tax treatment of mine exploration and mine development costs is confusing, complex and often overlooked or ignored—except by the ever-vigilant Internal Revenue Service.

Can You Recognize Valuable Ores?

August 2016
The process of recognizing ores all starts with being able to recognize some basic minerals and knowing what hard rock ore looks like in the districts where you prospect.

Melman on Gold & Silver

February 2017
…they continue to strut around and make declarations and proclamations as if they were still in positions of power. In other words, in political terms, they haven’t “got the message” that they are now in a minority position…

Guest Editorial—Globalizing Mining in America, Part II

September 2000
Defeating the Biodiversity Treaty

Ask The Experts - Skim Bar Placers article clarification

November 2018

Legislative and Regulatory Update

June 2014
• Idaho miners will challenge new EPA permit at rally
• California proposes to amend definition of a suction dredge
• Proposed rule redefines "navigable waters"

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The Bawl Mill   • Original Sixteen to One Goes to Court—Challenges MSHA Citations Part II   • The Golden Triangle of Sonora, Mexico   • Using Legal Subdivision   • Placer vs. Lode Gold   • Court Hears Arguments Over Rights to Shipwreck   • Picks & Pans: How to Succeed in a Small Mine, A Case History: 1990-2000   • Charcoal Crucible Recipe   • Discovery of the Mountain Pass REO Deposit   • Romance of the Old Silver King   • Record-Breaking Alaskan Nugget for Sale   • Company Notes   • Nevada Gold Production Up Despite Lower Prices   • Gold in Guatemala   • Bush Taps Utah Resident for Labor Post   • Looking Back   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices   • Honda Pares Down Use of Precious Metals in Autos

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