The Bawl Mill

March 2000 by Staff

Ask the Experts

June 2014
• Building a jaw crusher

Growing Pains of the Learning Curve

January 2009
Interestingly enough, when I first started to think about writing this article I was listening in on a conversation my wife was having with our nine-year-old twin boys. Just to add some clarification to the subject, I spend a large proportion of my time out in the...

The Furnace Atmosphere During the Fire Assay

January 2001
It has been claimed that the introduction of excess air to the assay furnace during sample fusion can materially increase the gold yield. Testimony by expert witnesses for the defense in recent federal hearings dealing with the dependability of the gold fire assay includes data purported to show this.

Ask The Experts - How do you ship uranium samples to a lab?

February 2018

Hidden Features in Venezuela

October 2003
Venezuela is considerably larger than the state of Texas and is located on the north coast of South America. The capital city of Caracas (pop. 4 million) is some 2,135 miles south of New York City. Most of the population is in the northern half of the nation, with paved highways connecting the principal cities and towns. The Orinoco River flows through the southern and central parts of the country, and much of the travel into the interior is along that river and its tributaries.

Melman on Gold & Silver

March 2010
Budgetary deficits can be reversed by a combination of only two factors; increasing revenues and decreasing expenditures, and we would prefer a combination of both factors occurring simultaneously. Unfortunately, it appears to us that President Obama failed to respond to such simple considerations.

Ask the Experts

April 2012
Q: Graphite spray to prevent sticking when using cast iron molds

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