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Tephriphonolite or tephri-phonolite is a
mafic to
intermediate extrusive igneous rock in
composition between phonotephrite and phonolite. It contains...
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Phonotephrites and
tephriphonolites of the Lava
Tower group, on a ****
cropping out at 4,600 m (15,100 ft),
dated to 482,000
years ago.
Tephriphonolite to phonolite...
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short descriptions of
redirect targets –
Essentially a
basaltic gl****
Tephriphonolite – Type of
igneous rock – A
volcanic rock with a
composition between...
- Tephrite)—Use
normative mineralogy to decide. U2 (Phonotephrite) U3 (
Tephriphonolite) F (Foidite)—When possible, classify/name
according to the dominant...
- (e.g.
Satah Mountain volcanic field) and
Africa (e.g. Jbel Saghro).
Tephriphonolite "Unusual Lava Types".
Strongly Alkaline Lavas. San
Diego State University...
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Geochemically they are
classified as
alkali basalt, basalt, phonolite,
tephriphonolite, trachyandesite,
trachybasalt and trachyte.
Minerals contained in the...
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include alkali basalt, basalt, basanite, foidite, hawaiite, phonolite,
tephriphonolite, trachyandesite, trachybasalt.
Hyaloclastites are also found, as well...
