plural of basalt

Of or pertaining to basalt.

(mineralogy) A hard mafic igneous rock of varied mineral content; volcanic in origin, which makes up much of the Earth's oceanic crust. / A type of unglazed pottery.

A town in Colorado. / A city and town in Idaho.

Obsolete form of basalt.

plural of basalte

plural of alkali basalt

Fluid rock material of basaltic origin

(geology) An alkaline variety of basalt.

plural of basaltic magma