Mischmetal striking flint.
Removed from the camp fire starter that supplied the Magnesium sample, purchased at Walmart in April 2002. Probably about 20-30% Cerium overall, the remainder being other rare earths and iron.
Source: Walmart
Contributor: Theodore Gray
Acquired: 15 April, 2002
Price: $4
Size: 3"
Purity: <30%
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