Tourmaline

Tourmaline SiO2 TiO2 CeO K2O LiO Al2O3 B2O3 41.56% 0.26% 0.52% 0.14% 1.87% 26.30% 9.33% MgO Na2O Fe2O3 FeO MnO P2 O5 0.55% 1.20% 12.19% 5.85% 0.04% 0.22% Size: 1-2mm, 2-4mm, 4-8mm, 325mesh, 800mesh, 1250mesh, 2500meshApplications: it can emit negative ions and absorb organic pollution in room furnishing, used to avoid electromagnetic radiation, static electricity avoiding in electricity conduction, absorption of the far-infrared, water purifying, waste water treatment, filler of paint, or degerming and deordorization etc.