Also spelled felspathic
adj
Freq #1409857
Meanings
-
1
adj
relating to, containing, or rich in feldspar
Weathering of the feldspathic rock produced a pale clay-rich soil.
Thesaurus
Etymology
From feldspath, an older form of feldspar, + -ic. Feldspar comes from obsolete German Feldspath, formed from Feld, 'field,' + Spath, 'spar,' the name of the widespread rock-forming mineral group.