Lexic.us

Definition of Brookite

1. n. A mineral consisting of titanic oxide, and hence identical with rutile and octahedrite in composition, but crystallizing in the orthorhombic system.

Definition of Brookite

1. Noun. (minerology) A dark brown mineral form of titanium dioxide, with the chemical formula TiO₂. ¹

¹ Source: wiktionary.com

Definition of Brookite

1. a mineral [n -S]

Medical Definition of Brookite

1. A mineral consisting of titanic oxide, and hence identical with rutile and octahedrite in composition, but crystallizing in the orthorhombic system. Origin: Named from the English mineralogist, H.J.Brooke. Source: Websters Dictionary (01 Mar 1998)

Brookite Pictures

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Lexicographical Neighbors of Brookite

Literary usage of Brookite

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Treatise on Metamorphism by Charles Richard Van Hise (1904)
"brookite: TiO,. Orthorhombic. Sp. gr. 3.87-1.082. occurrence.—Rutile is a pyrogenic constituent in igneous rocks, and has a widespread occurrence in the ..."

2. Gems, Jewelers' Materials, and Ornamental Stones of California by George Frederick Kunz (1905)
"brookite does not polish readily, and this fact limits its use as a gem. ... brookite implanted upon quartz crystals has been found at Placerville, ..."

3. The Edinburgh New Philosophical Journal (1846)
"Anatase is pure titanic acid, just like brookite and Rutile. When exposed to heat, ... Rutile, brookite, and Anatase, are the first decided example of ..."

4. Petrographic Methods: The Authorized English Translation of Part I by Ernst Weinschenk, Robert Watson Clark (1912)
"brookite (7) brookite occurs as a rock constituent in small rather elongated plates with domatic terminations, but it is a rare constituent and is always in ..."

5. Rock Minerals: Their Chemical and Physical Characters and Their by Joseph Paxson Iddings (1911)
"Laboratory Production.—Opal has been formed by the gradual drying of gelatinous silica. brookite. TiO2. Titanium dioxide, the same as ..."

6. Mineralogy Simplified: Easy Methods of Identifying Minerals, Including Ores by Henry Erni, Amos Peaslee Brown (1908)
"brookite, Ti02, IV. Brown to black, crystals often tabular, generally distinctly orthorhombic, always readily distinguished from tetragonal. ..."

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