礦物資料庫與水晶療法礦物DonwilhelmsiteDonwilhelmsiteCaAl4Si2O11Esagonale root IMA approved成分Composizione (% in peso)OAlSiCaOOxygen46.3%AlAluminium28.4%SiSilicon14.8%CaCalcium10.5%詞源命名來源 Don E. Wilhelms.