John E. Shelton
Contributor
LOCATION: New Carrollton, MD, United States
Consultant. Former Supervisory Physical Scientist, Bureau of Mines, U.S. Department of the Interior, Washington, D.C.
Primary Contributions (1)
Mercury processing, preparation of the ore for use in various products. Mercury (Hg) has a unique combination of physical properties. Its low melting point (−38.87 °C [−38 °F]) and boiling point (356.9 °C [674 °F]), high specific gravity (13.5 grams per cubic centimetre), uniform volume expansion…
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