Coba jelasin Daftar isotop dari Isotop kalsium dong

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| colspan=3 align=center|Stabil Secara Pengamatan

| colspan=3 align=center|Stabil Secara Pengamatan

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C. Michael Hogan. 2010. Calcium. ed. A. Jorgenson and C. Cleveland. Encyclopedia of Earth, National Council for Science and the Environment, Washington, D.C.