basalt
buh sawlt
- n the commonest type of solidified lava; a dense dark grey fine-grained igneous rock that is composed chiefly of plagioclase feldspar and pyroxene
- There were few faults or fissures; most of the rock was epidosite and greenstone, a local name for a Precambrian basalt that had metamorphosed into an extremely dense formation.
- Guests are welcomed with a glass of champagne, perhaps followed by a basalt-stone massage, a water-bed exfoliating treatment or a marine-mud pack.
- The basalt cliffs in Fukui prefecture, north of Kyoto on the western coast of Japan, are a well-known site for suicide in a country with one of the highest suicide rates in the .