feldspar
noun/ˈfeldspɑː(r)/
/ˈfeldspɑːr/
[uncountable, countable]- a type of white or red rockWord Originmid 18th cent.: alteration of German Feldspat, Feldspath, from Feld ‘field’ + Spat, Spath ‘spar’ . The form felspar is by mistaken association with German Fels ‘rock’.
Check pronunciation:
feldspar