ig·nim·brite ( g nm-br t )n. A volcanic rock formed by the welding together of tuff material from an explosive volcanic eruption. [Latin ignis, fire + imber, imbr-, rain + -ite.] |
ignimbrite [ˈɪgnɪmˌbraɪt]
n
(Earth Sciences / Geological Science) a rock formed by the deposition at high temperature and the consolidation of a nuée ardente or other type of ash flow, being a complicated mixture of volcanic materials welded together by heat, hot gases, and pressure Also called welded tuft See tuft
[from Latin ign(is) fire + imbr(is), imber shower of rain + -ite1]
| ignimbrite (gnm-brt) A volcanic rock formed by the consolidation of volcanic ash and other material ejected by an explosive volcanic eruption. |
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