PLAGIOCLASE

plagioclase, oligoclase

(noun) any of a series of triclinic feldspars that form rocks

Source: WordNet® 3.1


Etymology

Noun

plagioclase (usually uncountable, plural plagioclases)

(mineral) Any of a group of aluminum silicate feldspathic minerals ranging in their ratio of calcium to sodium.

Source: Wiktionary


Pla"gi*o*clase, n. Etym: [Gr. (Min.)

Definition: A general term used of any triclinic feldspar. See the Note under Feldspar.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

30 January 2025

HYPERICISM

(noun) a severe dermatitis of herbivorous domestic animals attributable to photosensitivity from eating Saint John’s wort


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Coffee Trivia

Hawaii and California are the only two U.S. states that grow coffee plants commercially.

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