Phonolite
Phonolite Aegirine phonolite. Dark prismatic minerals are aegirine phenocrysts. Phonolite, sometimes known as Clinkstone is an igneous ... common accessory minerals. Quartz is absent. Some phonolite outcrops make a musical sound when struck ... Wikimedia Commons has media related to: :Category:Phonolite
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Phonolite   (translated from French)
Phonolite Phonolite is one magmatic rock volcanic with microlithic ... of a not very abundant molten glass. Phonolite is output in flagstone. This rock is ... its name to the rock. Use The phonolite flagstones are used in particular in Central ...
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Mount Erebus
... on Mt. Erebus is anorthoclase-porphyric tephritic phonolite and phonolite, which constitute the bulk of exposed lava ... are dominated by steeply dipping (~30°) tephritic phonolite lava flows with large scale flow levees ... itself is filled with small volume tephritic phonolite and phonolite lava flows. In the center of ...
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Amphibole
... in sodium, such as nepheline-syenite and phonolite. Aenigmatite and its variety cossyrite are rare ... igneous rocks of the nepheline-syenite and phonolite groups. Pargasite is a rare magnesium rich ...
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List of the magmatic rocks   (translated from Russian)
... Alkaline series the alkaline trachyte, the nephelinic phonolite, the leytsitovyy phonolite Acid rocks Normal number the granodiorite, the ...
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Volcanic rock   (translated from French)
... feldsparsonly or dominant. Rhyolite

Rosières (Haute-Loire)   (translated from French)
... materials available on the spot: granite walls, phonolite roofing stones coming from Jalore. The small ...
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Devils Tower National Monument   (translated from French)
... rock which constitutes the monolith is one phonolite (gray rock igneé containing feldspath ), cut out ...
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Mounts Gilds   (translated from French)
... called trachyte. The Sanadoire Rock is in phonolite, a lava which tinkles like crystal when ...
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List rocks   (translated from French)
... volcanic rocks andesite basalte dacite ignimbrite obsidian phonolite sandpaper rhyolite trachyte pumice tuff Plutonic rocks ...
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