felsic

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felsic

Where it comes from

Blend of feldspar + silica, + -ic.

adjective more felsic · most felsic

Enriched in minerals predominantly composed of the lighter elements such as silicon, oxygen, aluminium, sodium, and potassium. Much of the southern half of the southeastern body is a mafic syenite, slightly more felsic than the shonkinite.
Similar: acidic, sialic, silicic

noun felsics

A rock with such properties. The central part of this nepheline syenite is very white felsics with black mafics in it. The entire area contains many nepheline-bearing dike rocks, but almost all are gray or pink or even red due to the color in the felsics.

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MLA

"felsic." Wiktionary, via Micwyn, micwyn.com/word/felsic. Accessed 6 Nov. 2026.

APA

felsic. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/felsic

Chicago

"felsic." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/felsic.

BibTeX

@misc{felsic_2026,
  title = {felsic},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/felsic},
  urldate = {2026-11-06}
}