| 单词 | rhyolite |
| 释义 | BETA Examples ofrhyoliteDictionary> Examples ofrhyolite rhyoliteisn’t in the Cambridge Dictionary yet. You can help! Add a definition Units are listed in stratigraphic order in the legend (excluding rhyolites, which contain several units). From theCambridge English Corpus Therhyolitehas the form of a variably welded and massive, crystal-rich ignimbrite and associated non-welded pyroclastic deposits. From theCambridge English Corpus This group consists of six relatively denserhyolitesamples. From theCambridge English Corpus Siltstones plot in similar fields to sandstones of corresponding age, though slightly displaced towards averagerhyolite. From theCambridge English Corpus The rhyolites commonly contain phenocrysts of alkali feldspar that are limpid and unaltered. From theCambridge English Corpus The basalt could represent a rare erupted part of the basaltic underplate that acted as the heat source for local generation of the rhyolites. From theCambridge English Corpus They interpreted the rhyolites to have been formed by partial melting of andesitic crust of the arc. From theCambridge English Corpus These ignimbrites have 40 to 50 % phenocrysts set in a highsilicarhyoliteglass. From theCambridge English Corpus In crystalpoorrhyolitemagma like that modelled here, crystal settling will not be greatly hindered by interference with other crystals. From theCambridge English Corpus Generation of icelandic rhyolites by melting of plagiogranites in the oceanic layer. From theCambridge English Corpus The rock fragments are mainlyrhyolite, granite, and spherulite ofrhyolite, with very small amounts of muscovite-quartz schist and hornfels exhibiting a granoblastic texture. From theCambridge English Corpus The levels of elephant utilization and tree pushing were also determined for the four main geological substrates, basalt, granite,rhyoliteand gabbros. From theCambridge English Corpus Monotonous dacites are very large volume ignimbrites that are consistently water-enriched and cool by comparison to the hot, dry rhyolites described here. From theCambridge English Corpus It suggests that the dominant original composition was andesitic to rhyodacitic, and that differentiation torhyolitewas not common. From theCambridge English Corpus The rhyolites show extended range of compositions consistent with strong differentiation. From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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