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Template:POTD/2011-01-30
Picture of the day archives
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2011 January
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Picture of the day
A sample of pure synthetic crystals of
gold
, made by the
chemical transport reaction
in
chlorine
gas. Gold is a
precious metal
used in
jewelry
,
coins
, and industrial uses such as
dentistry
and
electronics
. It is
malleable and ductile
, and does not
oxidize
in air or water.
Photo:
Alchemist-hp
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