English-Hindi > orthoclase" sentence in Hindi
orthoclase in a sentence
Examples 21. Common felsic minerals include quartz, muscovite, orthoclase , and the sodium-rich plagioclase feldspars. 22. The " orthoclase sunstone " variant has been found near Amelia Courthouse, Amelia County, Virginia. 23. The feldspar ranges from bytownite to oligoclase, being usually a variety of labradorite; orthoclase is scarce. 24. The orthoclase crystals are interpreted to represent rock fragments that became enveloped during hardening of the dacitic lavas. 25. This then causes orthoclase and biotite, both K rich minerals into which Rb can substitute, to precipitate. 26. For example, orthoclase is typically feldspar from granite, while its modifications occur in lavas of similar composition. 27. The feldspar of the granulites is mostly orthoclase or cryptoperthite; microcline, oligoclase and albite are also common. 28. Higher than normal potassium favors the production of orthoclase , which is usually absent from most mafic igneous rocks. 29. Of these the former consists of orthoclase , nepheline, sodalite, diopside and aegirine, biotite and sphene. 30. The granodiorite has large crystals of biotite, hornblende, and both feldspars & mdash; orthoclase and plagioclase.
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