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Rhyodacite
[rjɔdasit]
Définitions de « rhyodacite »
Rhyodacite - Nom commun
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(Pétrographie) Roche volcanique extrusive, intermédiaire entre la dacite et la rhyolite en termes de composition.
La rhyodacite, cette roche volcanique extrusive dont la composition chimique se situe habilement entre la dacite et la rhyolite, est souvent au cœur des études géologiques.
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Usage du mot « rhyodacite »
Évolution historique de l’usage du mot « rhyodacite » depuis 1800
Citations contenant le mot « rhyodacite »
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Volcanic rocks in the northern Challis field are subdivided into three packages: 1. intermediate to mafic rocks, 2. rhyodacite to rhyolite ash-flow tuffs, and 3. rhyodacite to rhyolite domes and plugs. The intermediate to mafic rocks contain dacite with phenocrysts of plagioclase, pyroxene, and/or amphibolite and biotite, as well as andesite to basalt with phenocrysts of pyroxene or olivine and plagioclase.
Challis Volcanic Group | Idaho State University -
The 561ha quarry has been in operation since 1983, supplying rhyodacite hard rock aggregates to the Hunter, Central Coast and Sydney regions.
Quarry — Hanson preps EIS for Brandy Hill expansion - Quarry -
The Monaro Rock quarry project has identified a high quality rhyodacite resource on the border of New South Wales and the Australian Capital Territory.
Quarry — Royalla quarry proposal on track - Quarry
Traductions du mot « rhyodacite »
| Langue | Traduction |
|---|---|
| Anglais | rhyodacite |
| Espagnol | ryodacita |
| Italien | riodacite |
| Allemand | rhyodacit |
| Chinois | 流纹岩 |
| Arabe | ريوديسيت |
| Portugais | riodacito |
| Russe | риодацитовых |
| Japonais | 流紋岩 |
| Basque | rhyodacite |
| Corse | rhyodacite |