blister copper

Word Origin

noun, Metallurgy.

a matte of from 96 to 99 percent copper, having a blistered surface after smelting because of gases generated during solidification.

Origin of blister copper

1860-1865

First recorded in 1860-65

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for blister copper

Historical Examples

In "blister copper" (which is the unrefined metal), aluminium, silicon, and phosphorus may be met with.

A Textbook of Assaying: For the Use of Those Connected with Mines.
Cornelius Beringer and John Jacob Beringer

British Dictionary definitions for blister copper

blister copper

noun

an impure form of copper having a blister-like surface due to the release of gas during cooling

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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