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Showing results for hypersthene. Search instead for hypersthenes.

hypersthene

American  
[hahy-pers-theen] / ˈhaɪ pərsˌθin /

noun

Mineralogy.
  1. a dark iron magnesium silicate, an orthorhombic pyroxene containing more than 14 percent ferrous oxide.


hypersthene British  
/ ˈhaɪpəˌsθiːn /

noun

  1. a green, brown, or black pyroxene mineral consisting of magnesium iron silicate in orthorhombic crystalline form. Formula: (Mg,Fe) 2 Si 2 O 6

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms


Etymology

Origin of hypersthene

1800–10; hyper- + Greek sthénos strength, might; replacing hyperstene < French hyperstène


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Their metallic appearance arises from their being composed of a mineral called hypersthene.

From A Yacht Voyage Round England by William Henry Giles Kingston

Some contain biotite, others augite or hypersthene; many have a small amount of quartz.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 5 "Dinard" to "Dodsworth" by Various

Its prevalence is due to the unstable composition of the original minerals of the rock, such as olivine, hypersthene, and pyroxene.

From History and Comprehensive Description of Loudoun County, Virginia by James William Head

A special feature, recurring in many members of the group, is the presence of strongly pleochroic, reddish or green hypersthene.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 8 "Chariot" to "Chatelaine" by Various

In some gabbros and norites reaction rims of fibrous hornblende are found around both hypersthene and diallage where these are in contact with felspar.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" by Various

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