sanidine

[ san-i-deen, -din ]

/ ˈsæn ɪˌdin, -dɪn /

noun Mineralogy.

a glassy, often transparent variety of orthoclase in which sodium may replace as much as 50 percent of the potassium: forms phenocrysts in some igneous rocks.

Origin of sanidine

1805–15; <German Sanidin, equivalent to Greek sanid- (stem of sanís plank) + German -in-ine²

OTHER WORDS FROM sanidine

san·i·din·ic

[san-i-din-ik], /ˌsæn ɪˈdɪn ɪk/, adjective

Words nearby sanidine

sanguinopurulent, sanguivorous, Sanhedrin, Sanibel Island, sanicle, sanidine, sanies, San Ildefonso, saniopurulent, sanioserous, sanious

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for sanidine

They are rich in leucite, but contain also some sanidine and often much nepheline with hauyne or nosean.
Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 5|Various
It is remarkable for the large crystals of sanidine (glassy felspar) which it contains, and has a rude columnar structure.
Volcanoes: Past and Present|Edward Hull
They are of trachytic appearance, containing phenocysts of sanidine, leucite, augite and biotite.
Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 5|Various
(c.) Phonolite (Clinkstone) is a trachytic rock, composed essentially of sanidine, nepheline, and augite or hornblende.
Volcanoes: Past and Present|Edward Hull

Sanidine, san′i-din, n. a clear glassy variety of orthoclase.
Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements)|Various

British Dictionary definitions for sanidine

sanidine

/ (ˈsænɪˌdiːn, -dɪn) /

noun

an alkali feldspar that is a high-temperature glassy form of orthoclase in flat, tabular crystals, found in lavas and dykes. Formula: KAlSi 3 O 8

Word Origin for sanidine

C19: from German, from Greek sanis, sanidos a board

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

单词	sanidine
释义	sanidine [ san-i-deen, -din ] / ˈsæn ɪˌdin, -dɪn / noun Mineralogy. a glassy, often transparent variety of orthoclase in which sodium may replace as much as 50 percent of the potassium: forms phenocrysts in some igneous rocks. Origin of sanidine 1805–15; <German Sanidin, equivalent to Greek sanid- (stem of sanís plank) + German -in-ine² OTHER WORDS FROM sanidine san·i·din·ic [san-i-din-ik], /ˌsæn ɪˈdɪn ɪk/, adjective Words nearby sanidine sanguinopurulent, sanguivorous, Sanhedrin, Sanibel Island, sanicle, sanidine, sanies, San Ildefonso, saniopurulent, sanioserous, sanious Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for sanidine They are rich in leucite, but contain also some sanidine and often much nepheline with hauyne or nosean. Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 5\|Various It is remarkable for the large crystals of sanidine (glassy felspar) which it contains, and has a rude columnar structure. Volcanoes: Past and Present\|Edward Hull They are of trachytic appearance, containing phenocysts of sanidine, leucite, augite and biotite. Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 5\|Various (c.) Phonolite (Clinkstone) is a trachytic rock, composed essentially of sanidine, nepheline, and augite or hornblende. Volcanoes: Past and Present\|Edward Hull Sanidine, san′i-din, n. a clear glassy variety of orthoclase. Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements)\|Various British Dictionary definitions for sanidine sanidine / (ˈsænɪˌdiːn, -dɪn) / noun an alkali feldspar that is a high-temperature glassy form of orthoclase in flat, tabular crystals, found in lavas and dykes. Formula: KAlSi 3 O 8 Word Origin for sanidine C19: from German, from Greek sanis, sanidos a board 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
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