Natural Crystal Black Tourmaline Rough Stone for Purifying Water

• Certification: RoHS
• Application: Decoration, Building and Coating Materials
• Shape: Crystal, Particle, Powder
• Transport Package: 25kg/Bag
• Specification: 1mm-10cm
• Trademark: HB
• Model NO.: HB-T
• Origin: Hebei, China
• HS Code: 2849100000
• Production Capacity: 50000ton/Year

Product Description

Products Description
Tourmaline is the general name of tourmaline group minerals. It is a silicate mineral with ring structure of aluminum, sodium, iron, magnesium and lithium. The hardness of tourmaline is usually 7-7.5. Tourmaline crystal rough is mined from the natural tourmaline mine.Tourmaline has unique properties of piezoelectricity, and pyroelectricity.
Application
1.High pure tourmaline is the bijou that can be made into jewelry.
2.Purification material for water and air.
3.Tourmaline can be used in agriculture to shorten the period of crops.
Company Certification
Professional Transportation