Phlogopite is divided into dark phlogopite ( brown or green in various shades ) and light phlogopite ( pale yellow in various shades ). Light-colored phlogopite is transparent and has glass luster; dark-colored phlogopite is translucent. Glass luster to semi-metal luster, the cleavage surface is pearl luster. The sheet is elastic. Hardness 2─3. The proportion is 2.70--2.85. Not conductive. Colorless or brownish yellow under microscope transmission light. The main performance of phlogopite is slightly inferior to muscovite, but it has high heat resistance and is a good heat-resistant insulating material.
chemical composition:
Ingredients SiO 2 Ag 2 O 3 MgO K 2 O H 2 O
Content (%) 36-45 1-17 19-27 7-10 <1
Product main specifications: 10 mesh, 20 mesh, 40 mesh, 60 mesh, 100 mesh, 200 mesh, 325 mesh, etc.

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Lingshou County Wancheng Mineral Co,Ltd


Lingshou County is located in the hilly area of the eastern foothills of Taihang in Hebei Province. It is rich in mineral resources, such as mica, quartz, vermiculite, feldspar, stone, etc., and has large storage and excellent texture. Our factory is located in the ...