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The mineral chemical compositions of the rock samples collected from the excavation site include elements such as silicon, oxygen, aluminum, iron, calcium, sodium, and potassium.

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5mo ago

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Yes. Every mineral has a chemical composition.


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No, calcium does not contain iron. Calcium is a separate mineral from iron and they have different chemical compositions.


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What mineral group if any contain silicon carbonates halides or sulfides?

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Why is water sometimes a mineral and other times it is not?

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