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Picture of the day archives
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2011 December
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Picture of the day
Pure (99.97+%)
iron
chips,
electrolytically refined
, as well as a high purity 1 cm
3
iron cube for comparison. Iron is the most common
element
(by mass) on Earth, forming much of the
outer
and
inner core
, as well as the fourth most common
element in the Earth's crust
.
Photo:
Alchemist-hp
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