· Free Sample
· Official Certification
· Technical Support
· Fast Delivery Speed
· Large Output
· Exporting Experience
Names | Tourmaline Mineral Ore Stones | ||||||
Shapes | Gravels; Stones; Granular; Powder; Ball | ||||||
Colors | Black; Pink; White | ||||||
Usages | Sewage treatment; Gem material; Electromagnetic shielding material; Interior decoration and other building materials |