Ask The Experts
Ask the Experts
April 2012 by Chris Ralph
Q: Graphite spray to prevent sticking when using cast iron moldsAdditional articles that might interest you...
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July 2015
Q: Is there a correlation between fault zones and mineralization of economic metals?
Q: Is there a correlation between fault zones and mineralization of economic metals?
Ask the Experts: Big rocks or small cobbles?
January 2014
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June 2015
Sulfides and oxides—what's the difference between the two?
Sulfides and oxides—what's the difference between the two?
Ask The Experts—What minerals are magnetic? Can rare earth magnets capture platinum?
February 2011
What minerals are magnetic? I have heard that super magnets (rare earth magnets) can capture platinum. True?
What minerals are magnetic? I have heard that super magnets (rare earth magnets) can capture platinum. True?
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March 2015
Q: Does gold get stuck in the crucible?
Q: Does gold get stuck in the crucible?
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April 2014
Bismuth oxide for assaying?
Bismuth oxide for assaying?
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