feldspathoid
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English[edit]
Alternative forms[edit]
Etymology[edit]
From German Feldspath (“feldspar”) + -oid.
Noun[edit]
feldspathoid (countable and uncountable, plural feldspathoids)
- (mineralogy) Any of a small group of igneous, plutonic, and volcanic minerals formed in magma that did not contain enough silica to satisfy all the chemical bonds. Feldspathoids are silica-poor variants of the feldspar group.
Hyponyms[edit]
Derived terms[edit]
Adjective[edit]
feldspathoid (not comparable)
- (mineralogy) Resembling a feldspar.