Fluorite definitions

flo͝or'īt', flôr'-
A mineral, essentially CaF2 , that is often fluorescent in ultraviolet light and occurs in light green, blue, yellow, brown, and colorless forms.
noun
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A crystalline mineral, CaF2, with perfect cleavage, used as a flux, in glassmaking, etc. and as the principal source of fluorine; calcium fluoride.
noun
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A transparent to translucent mineral occurring in many colors, especially yellow and purple, and usually in cube-shaped crystals with octahedral cleavage. It is found in sedimentary rocks and in ore deposits within igneous rocks. It is often fluorescent in ultraviolet light. Chemical formula: CaF2.
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A widely occurring mineral (calcium fluoride), of various colours, used as a flux in steelmaking, and in the manufacture of glass, enamels and hydrofluoric acid.

Fluorite is the main natural resources of Thailand.

noun
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