Facts About Minerals by R. Elaine Turner, Wendy J. Dahl

“… If the word “mineral” makes you think of rocks, you’re right! Minerals are substances like calcium, phosphorus, iron, and zinc that are found in rocks and the soil. …”
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Facts About Minerals by R. Elaine Turner, Wendy J. Dahl

“… If the word “mineral” makes you think of rocks, you’re right! Minerals are substances like calcium, phosphorus, iron, and zinc that are found in rocks and the soil. …”
Get full text