suevite

suevite

[′swā‚vīt]
(geology)
A grayish or yellowish fragmental rock associated with meteorite impact craters; resembles tuff breccia or pumiceous tuff but is of nonvolcanic origin.
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References in periodicals archive ?
This was provided by geomorphologic evidence, the presence of suevite stone-a type of rock formed by the impact of meteorite - and the geology of the area.
"This recognition is crucial to ensure that the artefacts, including thousands of suevite stones in this area are preserved as national heritage," said Saidin.
The artefacts were found embedded in suevite rock, formed as a result of the impact of meteorite crashing down at Bukit Bunuh.
The suevite rock, reputedly the first found in Southeast Asia, was sent to the Geochronology Japan Laboratory three months ago and carbon dated using the fission track dating method.