Cordierite waa macdan silicate ah, sida caadiga ah buluug khafiif ah ama guduud khafiif ah, dhalaal dhalo leh, hufan oo hufan.Cordierite sidoo kale waxay leedahay sifada ah inuu yahay polychromatic (tricolor), oo iftiiminaya iftiin midabyo kala duwan jihooyin kala duwan.Cordierite waxaa sida caadiga ah loo gooyaa qaabab dhaqameed, iyo midabka ugu caansan waa buluug-guduud.