Basis data mineral & terapi kristalMineralKotoitePavel M. Kartashov·CC BY-SA 3.0·WikimediaKotoiteMg3(BO3)2Ortorombico heart IMA grandfatheredKomposisiComposizione (% in peso)OMgBOOxygen50.4%MgMagnesium38.3%BBoron11.3%EtimologiDinamai dari Kotō Bunjirō.