Definition of "scoriated" []

• Reduced to scoria (adjective)

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• "In a few miles I noticed, where a little stream crossed the road, fragments of _scoriated basalt_ scattered about -- the first volcanic rock we had seen, and which now became a characteristic rock along our future road."
• "The rock along the banks of the stream, and the ledge over which it falls, is a scoriated basalt, with a bright metallic fracture."
• "I found the thin and stony soil of the plain entirely underlaid by the basalt which forms the river walls; and when I reached the neighborhood of the hill, the surface of the plain was rent into frequent fissures and chasms of the same scoriated volcanic rock, from 40 to 60 feet deep, but which there was not sufficient light to penetrate entirely, and which I had not time to descend."