Poi Tourmaline , e mohiotia ana ano ko tourmaline ceramsite, tourmaline mineralization ball, tourmaline ceramic ball, he mea hou i whiwhi ma te hanga me te sintering tourmaline, te paru me etahi atu mea taketake.Ingoa Ingarihi: Tourmaline stone ball.Ko nga mea matua ko: tourmaline, uku me etahi atu mea taketake.Ko te diameter kei te 3 ~ 30mm;he hina-pango nga tae, he kowhai marama, he whero me te ma.