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Phosphorite is one of the main ore minerals of rare earth element deposits, it is a phosphate mineral, chemically stable, yellow-brown, red, grey, etc., glassy luster to greasy luster, hardness of 4 to 5, density of 4.4 to 5.1g/cm3, often radioactive.
Rutile is one of the main minerals containing titanium, that is, pure titanium dioxide, generally containing titanium dioxide in more than 95%, is an important mineral raw material for refining titanium, which has high temperature resistance, low tempe
Chromite is a shortage mineral, with small reserves and low production, and is a magmatic mineral that looks much like magnetite in appearance, usually in massive or granular aggregates. It is composed mainly of oxides of iron, magnesium and chromium,
Zircon is a silicate mineral, which is the main ore for refining metallic zirconium. Pure zircon sand is a colourless transparent crystal, often dyed yellow, orange, red, brown and other colours due to different origins and different types and quantiti
Monazite is one of the main minerals of rare earth metal ores, brittle, brownish-red, yellow, sometimes tawny, greasy luster, completely solubilised, Moh's hardness 5-5.5, density 4.9-5.5g/cm3, mainly as a by-mineral in granite, orthoclase, gneiss
Vanadium-titanium magnetite is not only an important source of iron, but also associated vanadium, titanium, chromium, cobalt, nickel, platinum group and scandium and other components. Vanadium and titanium magnetite rock body is divided into two categ
The chemical composition of basalt is similar to that of gabbro or gabbro, with SiO2 content varying between 45% and 52%, K2O+Na2O content slightly higher than that of intrusive rocks, and CaO, Fe2O3+FeO, MgO content slightly lower than that of intrusi
Terrazzo characteristics1, wear-resistant terrazzo, surface hardness can reach 6-8 level, colour and lustre bright and clean.2 no dust, high cleanliness; cleanliness to meet the pharmaceutical, chip manufacturing and other high clean envi
River sand is a natural stone in the natural state, by the force of water for a long time repeated impact, friction produced, its composition is more complex, the surface has a certain smoothness, the impurity content of non-metallic minerals. River sa
Nature of ilmeniteIlmenite is one of the main titanium-containing minerals, is the main ore for refining titanium, hardness 5-5.5, brittle, iron black or steel grey in colour, metallic to semi-metallic luster, opaque, sometimes appearing or crac
