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phonolite
[ fohn-l-ahyt ]
noun
- a fine-grained volcanic rock composed chiefly of alkali feldspar and nepheline, some varieties of which split into pieces that ring on being struck.
phonolite
/ ˌfəʊnəˈlɪtɪk; ˈfəʊnəˌlaɪt /
noun
- a fine-grained volcanic igneous rock consisting of alkaline feldspars and nepheline
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Derived Forms
- phonolitic, adjective
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Other 51Թ Forms
- ·Դ·· [fohn-l-, it, -ik], adjective
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51Թ History and Origins
Origin of phonolite1
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51Թ History and Origins
Origin of phonolite1
C19: via French from German Phonolith; see phono- , -lite
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Example Sentences
Examples have not been reviewed.
XAS determination of the Fe local environment and oxidation state in phonolite glasses.
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At last we draw ourselves up a huge wedge of phonolite and find ourselves at the summit of the first peak.
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It is formed of basalt, trachyte and phonolite, and the soil is very fertile.
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Clinkstone or phonolite is a greenish-gray, compact, felspathic rock, somewhat slaty or schistose, and weathers with a white crust.
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The rocks are lavas and ashes, chiefly of andesitic or basaltic composition, but rhyolites and trachytes also occur, and phonolite has been met with in one or two places.
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