Anorthite definitions

Anorthite

1) Beautiful stone 2) Cut mineral 3) Decorative stone 4) Gemstone 5) Gemstone mineral 6) Jewel mineral 7) Jewel 8) Mineral jewel 9) Mineral gemstone 10) Oligoclase 11) Plagioclase 12) Polished jewel 13) Polished mineral 14) Precious jewel 15) Precious gem 16) Prized mineral 17) Precious gemstone 18) Prized stone
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Anorthite

Anorthite is the calcium endmember of plagioclase feldspar. Plagioclase is an abundant mineral in the Earth`s crust. The formula of pure anorthite is CaAl2Si2O8. ==Mineralogy == Anorthite is the calcium-rich endmember of the plagioclase solid solution series, the other endmember being albite, NaAlSi3O8. Anorthite also refers to plagioclase compos....
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Anorthite

• (n.) A mineral of the feldspar family, commonly occurring in small glassy crystals, also a constituent of some igneous rocks. It is a lime feldspar. See Feldspar.
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anorthite

a feldspar mineral, calcium aluminosilicate (CaAl2Si2O8), that occurs as white or grayish, brittle, glassy crystals. Primarily a rock-forming ... [4 related articles]
Found on http://www.britannica.com/eb/a-z/a/79

anorthite

A mineral occurring in igneous rocks, consisting of calcium aluminum silicate (CaAl₂Si₂O₈); it occurs in the form of vitreous white or gray crystals. Anorthite is one of the end-members (pure compounds) of the feldspar group.
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Anorthite

A·nor'thite noun [ Greek 'an priv. + ... straight (... sc. ... right angle); not in a right angle.] A mineral of the feldspar family, commonly occurring in small glassy crystals, also a constituent of some igneous rocks. It is a lime feldspar. See Feldspar .
Found on http://www.encyclo.co.uk/webster/A/89

anorthite

A feldspar mineral, rich in calcium, that occurs in igneous rocks.
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Anorthite

Anorthite is a widely distributed and abundant rock-forming feldspar. It has the formulae (Na,Ca) AlSi3O8 and a relative hardness of 7.
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