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amalgamation process |
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amalgamation process (əmăl'gəmā`shən), in particular, a method to extract gold and silver from ores. The ore is crushed and treated with mercury mercury or quicksilver [from the Roman god Mercury], metallic chemical element; symbol Hg [Lat. hydrargyrum=liquid silver]; at. no. 80; at. wt. 200.59; m.p. −38.842°C;; b.p. 356.58°C;; sp. gr. 13. ..... Click the link for more information. , in which the metal dissolves. The amalgam is heated and the mercury evaporates, leaving pure gold or silver. The process has been criticized as an environmental and occupational threat due to the extreme toxicity of mercury. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| ? Mentioned in | ? References in periodicals archive | |
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Caruso says the firm recently
completed some work for the City of Hamilton, which has also gone
through an amalgamation process. That is why the
County Administration Office facilitated the amalgamation process,
ensuring that the different groups could join together amicably and
willingly. Completion of the amalgamation process is
expected by fiscal year end, with most administrative changes such as
branch consolidation, head office merging and portfolio conversions
completed in, or subsequent to, the third quarter. |
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