volcanic bomb


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volcanic bomb

n
(Geological Science) See bomb4
References in periodicals archive ?
The embryonic geologists also put specimens under microscopes, handled a "volcanic bomb" and created fossils and bones out of dental plaster.
A rock -- a volcanic bomb -- actually went by the legs of the guy who was hanging on the rope down in the crater.
The pyroclastic flow ranged in size from volcanic bombs and lapilli, to volcanic ash (Heiken & Wohletz 1985).