Basis data mineral & terapi kristalMineralChestermaniteDavid Hospital·CC BY-SA 4.0·WikimediaChestermaniteMg2(Fe3⁺,Mn3⁺,Al,Sb3⁺)(BO3)O2Ortorombico heart IMA approvedKomposisiComposizione (% in peso)OFeMgOOxygen41.0%FeIron28.6%MgMagnesium24.9%BBoron5.5%EtimologiDinamai dari Charles W. Chesterman.