单词 | volcanic debris |
释义 | volcanic debris Heavier bits of volcanic debris, called lithics, may have been as big as 30cm. Times, Sunday Times Other villagers described how their communities had been inundated by lahars, fast-moving mud flows of water and volcanic debris. Times, Sunday Times Scientists have detected lahars, flows of water and cold volcanic debris along rivers, streams and valleys. Times, Sunday Times The volcanic debris layers, alternating between rhyolitic and sedimentary stone, formed the base for precipitation of silica. Retrieved from Wikipedia CC BY-SA 3.0 The water usually comes from two sources: rainfall or the melting of snow and ice by hot volcanic debris, such as lava. Retrieved from Wikipedia CC BY-SA 3.0 |
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