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brookite
[ brook-ahyt ]
noun
, Mineralogy.
- a brown, red, or black mineral, titanium dioxide, TiO 2 , trimorphous with rutile and anatase.
brookite
/ ˈbrʊkaɪt /
noun
- a reddish-brown to black mineral consisting of titanium oxide in orthorhombic crystalline form: occurs in silica veins. Formula: TiO 2
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Word History and Origins
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Word History and Origins
Origin of brookite1
C19: named after Henry J. Brooke (died 1857), English mineralogist
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Example Sentences
Minute crystals of brookite have been detected with anatase and rutile in the iron-ore of Cleveland in Yorkshire.
From Project Gutenberg
Brookite occurs only as crystals, never in compact masses, and is usually associated with either anatase or rutile.
From Project Gutenberg
Titanic acid occurs in nature crystallized in anatase, arkansite, brookite, and rutile.
From Project Gutenberg
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