Posts Tagged ‘Minerals’

Question About Chemical Formulas For Minerals?

Wednesday, November 25th, 2009

1) What does the commar represent in the formula for Olivine (Mg,Fe)2 Si04?
2) As quartz is not completely pure why are’nt impurities such as Ti or Al included in its chemical formula?
3) What is meant by the term mineral end members?

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