Base de minerais e cristaloterapiaMineraisRogermitchelliteRogermitchelliteNa6Sr12Ba2Zr13Si39B4O123(OH)6·20H2OEsagonale crown IMA approvedComposiçãoComposizione (% in peso)OZrSiSrOOxygen38.3%ZrZirconium19.1%SiSilicon17.6%SrStrontium16.9%BaBarium4.4%NaSodium2.2%HHydrogen0.7%BBoron0.7%EtimologiaNome em honra a Roger H. Mitchell.