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2 answers

see this link

http://www.britannica.com/ebi/article-205464

2006-11-08 14:50:40 · answer #1 · answered by Anonymous · 0 0

Zinc is one, and I'm fairly sure that there is a lot

of iron, too. Not to mention limestone---tons of it!

2006-11-08 14:51:54 · answer #2 · answered by comedycatalyst 2 · 0 0

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