Definitions
from The Century Dictionary.
- Composed of or related to rhyolite.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Pertaining to, or composed of
rhyolite
Etymologies
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Examples
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Isotopic and chemical evidence concerningthe genesis and contamination of basaltic and rhyolitic magma beneath the Yellowstone Plateau volcanic field: Journal of Petrology, v. 32, p. 63-138.
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Catastrophic isotopic modification of rhyolitic magma at times of caldera subsidence,
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A more recent period of rhyolitic volcanism began in the region about two million years ago.
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On the high plateaus, lodgepole pine dominates forest vegetation on rhyolitic substrates, which are droughty, coarse-textured, and poor in nutrients.
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Subalpine meadows are rare on rhyolitic substrates.
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During this time thousands of cubic kilometers of rhyolitic magma filled immense chambers under the plateau, then erupted to the surface.
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The andesitic volcanic material has higher nutrient content and water holding capacity than the rhyolitic soils of the neighboring Yellowstone Plateau (17j).
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Resurgent doming subsequently occurred at both the NE and SW sides of the caldera and voluminous (1000 cu km) intracaldera rhyolitic lava flows were erupted between 150,000 and 70,000 years ago.
Volcano Information 2008
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Differential erosion of the basalt and rhyolitic lava flows is responsible for a landscape characterized by sloping valleys below vertical rhyolite cliffs and such features as the tiered shape of Mount Lindesay.
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The flora of the site is of southern Alpine type with acid-loving plants on the volcanic rhyolitic north slope soils and lime-loving plants on the dolomitic and limestone dominated southern slopes.
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