hypersthene

[ hahy-pers-theen ]

/ ˈhaɪ pərsˌθin /

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noun Mineralogy.

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

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Compare bronzite, enstatite.

Origin of hypersthene

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

OTHER WORDS FROM hypersthene

hy·per·sthen·ic

[hahy-pers-then-ik], /ˌhaɪ pərsˈθɛn ɪk/, adjective

Words nearby hypersthene

hypersonic, hyperspace, hypersphere, hypersplenism, hyperstatic, hypersthene, hypersurface, hypersusceptible, hypertense, hypertension, hypertensive

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use hypersthene in a sentence

In the same flow hypersthene-andesite may occur in one portion, while in close proximity the lava is an augite-andesite.
Mount Rainier|Various
It may be noted also that hypersthene shows a tendency to magmatic alteration, although only rarely.
Mount Rainier|Various
Both are light colored, and the pleochroism of the hypersthene is sometimes quite faint.
Mount Rainier|Various
It also surrounds olivine in this same rock, which is a hypersthene-andesite, the hornblende and olivine being only accessory.
Mount Rainier|Various

Hypersthene is not the prevailing pyroxene, and olivine is usually present, often in such abundance as to make the rock a basalt.
Mount Rainier|Various

British Dictionary definitions for hypersthene

hypersthene

/ (ˈhaɪpəˌsθiːn) /

noun

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

Derived forms of hypersthene

hypersthenic (ˌhaɪpəˈsθɛnɪk), adjective

Word Origin for hypersthene

C19: from hyper- + Greek sthenos strength

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