Variant of basalt
- a dark, fine-grained, usually extrusive igneous rock that is more basic than andesite, consisting chiefly of plagioclase feldspars and pyroxene: often found in vast sheets, it is the most common extrusive igneous rock
- a kind of unglazed, black pottery designed by Josiah Wedgwoodalso basaltware
Origin: earlier basaltes ; from Classical Latin a dark Ethiopian marble: term used by Pliny for basanites ; from Classical Greek basanitēs, species of slate used to test gold ; from basanos, touchstone, test (ult. ; from Egyptian bḫnw) plush -itēs, -ite
- basaltic adjective
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