Definition of "spar"
spar1
/spɑː/
spar2
/spɑː/
spar3
/spɑː/
noun
countable and uncountable, plural spars
(mineralogy) Any of various microcrystalline minerals, of light, translucent, or transparent appearance, which are easily cleft.
countable and uncountable, plural spars
(mineralogy) Any of various microcrystalline minerals, of light, translucent, or transparent appearance, which are easily cleft.