hyperiten.
/ˈhʌɪpərʌɪt/ Mineralogy.
A name for various rocks allied to Diabase and to Diorite; sometimes = hypersthenite n.
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the world > the earth > structure of the earth > constituent materials > rock > igneous rock > [noun] > plutonic rocks > greenstone > varieties of
mulatto1816
hornblende rock1821
diorite1826
hypersthene rock1838
hypersthenite1849
norite1853
aphanite1863
hyperite1863
1863 J. D. Dana Man. Geol. ii. 78 Hyperite—Granite like in texture..consisting of cleavable labradorite..and hypersthene.
1868 J. D. Dana Syst. Mineral. (ed. 5) 210 Hypersthene..is often associated with labradorite, constituting a dark-colored, granite-like rock, called Hyperyte.
1868 J. D. Dana Syst. Mineral. (ed. 5) 343 If the hornblendic constituent [of Labradorite] is a dark lamellar variety of either hornblende or pyroxene, or the species hypersthene, the rock is called hyperyte (or hypersthenyte).
This entry has not yet been fully updated (first published 1899; most recently modified version published online March 2022).
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