Natural high quality pariba tourmaline crystal black tourmaline stone black white tourmaline powder sell in bulk, China Natural high quality pariba tourmaline crystal black tourmaline stone black white tourmaline powder sell in bulk Manufacturers, Suppliers, Factory - Shijiazhuang Huabang Mineral Products Co.,Ltd.

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Tourmaline is the general name of tourmaline group minerals, the chemical composition is more complex, is characterized by boron containing aluminum, sodium, iron, magnesium, lithium ring structure silicate minerals. Tourmaline hardness is usually 7~7.5, its density is slightly different in different types, tourmaline is also known as tomalin stone, tourmaline and so on.

Tourmaline has unique properties such as piezoelectricity, pyroelectricity, conductivity, far infrared radiation and negative ion release

By physical or chemical methods and other materials composite, can produce a variety of functional materials.

Tourmaline is a single crystalline or tiny grain gathered into a certain volume of massive tourmaline directly mined from the mine.

Product Name	Tourmaline
Color	White Black Green
Application	Environmental protection industry; Electronics industry; Chemical industry; Building materials field; Melt-blown cloth for masks; Textile coating; Rubber plastics; PVC products; Warm plaster
Specification	1-2cm；2-3cm；3-5cm；5-8cm；325--1000mesh

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Natural high quality pariba tourmaline crystal black tourmaline stone black white tourmaline powder sell in bulk

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