English English English Wikipedia English English English English English Wikipedia English Calcium Fluoride calcium fluoride wikipedia article: Calcium Fluoride calcium fluoride calcium fluoride fluorite English http://en.wikipedia.org/wiki/Calcium_fluoride Wikipedia fluorite English Wikipedia English English fluorite calcium fluoride calcium fluoride Calcium Fluoride Calcium Fluoride English English en.wikipedia.org... English English calcium fluoride 3.9 x 10⁻¹¹ 3.9 x 10⁻¹¹ English English English English Wikipedia English English http://en.wikipedia.org/wiki/Calcium_fluoride Wikipedia English Wikipedia English