Definition of Biotite

1. Noun. Dark brown to black mica found in igneous and metamorphic rock.

Specialized synonyms: Lepidomelane
Generic synonyms: Isinglass, Mica
Derivative terms: Biotitic

Definition of Biotite

1. n. Mica containing iron and magnesia, generally of a black or dark green color; -- a common constituent of crystalline rocks. See Mica.

Definition of Biotite

1. Noun. (minerology) A dark brown mica; it is a mixed aluminosilicate and fluoride of potassium, magnesium and iron ¹

¹ Source: wiktionary.com

Definition of Biotite

1. a form of mica [n -S] : BIOTITIC [adj]

Medical Definition of Biotite

1. Mica containing iron and magnesia, generally of a black or dark green colour; a common constituent of crystalline rocks. See Mica. Origin: From Biot, a French naturalist. Source: Websters Dictionary (01 Mar 1998)

Biotite Pictures

Click the following link to bring up a new window with an automated collection of images related to the term: Biotite Images

Lexicographical Neighbors of Biotite

biotic stress
biotical
biotically
biotics
biotin
biotin carboxylase
biotin sulfoxide reductase
biotin synthetase
biotinidase
biotinides
biotins
biotinylated
biotinylation
biotinylations
biotinyllysine
biotite (current term)
biotites
biotitic
biotope
biotopes
biotoxic
biotoxicology
biotoxin
biotoxins
biotransference
biotransform
biotransformation
biotransformational
biotransformations
biotrauma

Literary usage of Biotite

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)
"A frequent case is the formation of biotite from the pyroxenes, feldspars, and magnetite. ... In summary, as a metamorphic mineral, biotite is derived from ..."

2. The Roman Comagmatic Region by Henry Stephens Washington (1906)
"biotite.—This mineral is likewise rare in the region, though more common than ... There would seem to be some connection between the occurrence of biotite ..."

3. Transactions of the American Institute of Mining, Metallurgical and (1913)
"biotite- Granite. Under this heading are included a true granitic rock, ... The biotite-granite proper forms two irregular masses on the claims of the ..."

4. Cecil County by Maryland Geological Survey, George Burbank Shattuck, Florence Bascom, Edward Bennett Mathews, Clarence Wilbur Dorsey, Jay Allan Bonsteel, Oliver Lanard Fassig, Henry Albert Pressey, Louis Agricola Bauer, Hugh M. Curran, George Bishop Sudworth, Geologic (1902)
"Feldspar, quartz, hornblende and biotite are the essential constituents and can be distinguished in the hand specimen. ..."

5. Transactions by American Institute of Mining, Metallurgical, and Petroleum Engineers, Metallurgical Society of AIME, Society of Mining Engineers of AIME., Society for Mining, Metallurgy, and Exploration (U.S.). (1916)
"are represented by numerous irregular patches of small individuals or flakes of dense brown biotite. The quartz and sericite are clearly secondary and ..."

6. Bulletin by Geological Survey of Georgia (1902)
"biotite granite, from the Sam Hill quarry, near Newnan, ... biotite granite, from the Tigner quarry, near Odessa, Men wether county. ..."

7. Memoirs of the Geological Survey of India by Geological Survey of India (1902)
"They are composed of quartz and felspar with muscovite and occasionally biotite and garnet—no other minerals have been identified in them. ..."

8. Descriptive Mineralogy by William Shirley Bayley (1917)
"biotite Twinned about a Plane Perpendicular to oP (oo1), and Parallel to the Edge Between oP(oo1) and —2P(221). The composition plane 1s oP(oo1). Mica law. ..."

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