FELSITE

Noun

felsite (plural felsites)

(mineral) A fine grained volcanic extrusive rock, generally light in color, composed of felsic minerals.

(geology) Any light-colored volcanic rock whose true mineralogy is not yet determined.

Synonyms

• eurite

Anagrams

• fileset, lefties, liefest

Source: Wiktionary


Fel"site, n. Etym: [Cf. Feldspar.] (Min.)

Definition: A finegrained rock, flintlike in fracture, consisting essentially of orthoclase feldspar with occasional grains of quartz.

Source: Webster’s Unabridged Dictionary 1913 Edition



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