Mineral veritabanı ve kristal terapisiMinerallerNagelschmidtiteLeon Hupperichs·CC BY-SA 3.0·WikimediaNagelschmidtiteCa7(SiO4)2(PO4)2Esagonale crown IMA approvedBileşimComposizione (% in peso)CaOPSiCaCalcium42.9%OOxygen39.1%PPhosphorus9.5%SiSilicon8.6%