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Natural strontium carbonate
Category: Carbonates, foaming in acid
Chemical composition: BaCO3
Crystal system: Orthorhombic system 2 / m2 / m2 / m, the crystal is usually (110) is a double crystal plane, in the form of three single crystals, forming a pseudo hexagonal double cone surface, often on the cone surface Deep parallel stripes forming a concave corner
Hardness: 3.5
Water soluble: difficult
Fracture: Staggered (Uneven)
Streak: white
Common types: grape-like, spherical, columnar, granular, crystal is usually double-sided crystal
Common gloss: glass luster, broken grease luster
Common colors: colorless, gray, white
Common weight: 4.31
Uses: Toxic stone is another major mineral-containing mineral in nature except barite (BaSO4). It has the characteristics of high specific gravity, low hardness, absorption of X-rays and γ-rays, and is widely used in oil and gas drilling, chemical industry, light industry, metallurgy, building materials, medicine and other industrial sectors, especially in the manufacture of chemical products.
Others: easily decomposed into CO2 and BaO by heat, toxic
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