staurolite
[ stawr-uh-lahyt ]
/ ˈstɔr əˌlaɪt /
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noun
a mineral, basic iron aluminum silicate, Fe2Al2O7(SiO4)4(OH), occurring in brown to black prismatic crystals, which are often twinned in the form of a cross.
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Origin of staurolite
OTHER WORDS FROM staurolite
stau·ro·lit·ic [stawr-uh-lit-ik], /ˌstɔr əˈlɪt ɪk/, adjectiveWords nearby staurolite
staumrel, staun, staunch, Staunton, staurion, staurolite, stauropegion, stauroplegia, stauroscope, Stavanger, stave
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for staurolite
Kyanite and staurolite may also be mentioned as occasionally occurring.
British Dictionary definitions for staurolite
staurolite
/ (ˈstɔːrəˌlaɪt) /
noun
a brown glassy mineral consisting of iron aluminium silicate in the form of prismatic crystals: used as a gemstone. Formula: Fe 2 Al 9 Si 4 O 11 (OH) 2
Derived forms of staurolite
staurolitic (ˌstɔːrəˈlɪtɪk), adjectiveWord Origin for staurolite
C19: from Greek stauros a cross + -lite
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Scientific definitions for staurolite
staurolite
[ stou′rə-līt′ ]
A brownish to black orthorhombic mineral, often having crossed intergrown crystals and found in mica schists and gneisses. Chemical formula: (FeMg)2Al9Si4O23(OH).
The American Heritage® Science Dictionary
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