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Ijolite is an
igneous rock
consisting essentially of
nepheline and augite.
Ijolite is a rare rock type of
considerable importance from a mineralogical...
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breccia Icelandite –
Igneous rock type Ignimbrite – Type of
volcanic rock
Ijolite –
Igneous rock
consisting essentially of
nepheline and
augite Kimberlite –...
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Nilanjan (10 July 2011). "Occurrence of
melanite garnet in
syenite and
ijolite–melteigite
rocks of Samchampi–Samteran
alkaline complex,
Mikir Hills, Northeastern...
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Granophyre Harzburgite Hornblendite Hyaloclastite Icelandite Ignimbrite Ijolite Kimberlite Komatiite Lamproite Lamprophyre Latite Lherzolite Monzogranite...
- lava flows. Rare
xenoliths of
phonolite lava and
ijolite were
discovered in
nephelinite lavas, with
ijolite blocks found in
phonolitic tuffs. The nephelinites...
- the East
African rift system. ****ociated
igneous rocks typically include ijolite, melteigite, teschenite, lamprophyres, phonolite, foyaite, shonkinite,...
- Nepheline-syenite, Leucite-syenite, Nepheline-porphyry Es****ite and
Theralite Ijolite and
Missourite Effusive type or
Lavas Phonolite,
Leucitophyre Tephrite...
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Fennoscandia (1900) and
Postjotnian (1909).
Ramsay also
coined the term
ijolite.
Together with
Jakob Sederholm,
Ramsay was a
student of
Fredrik Johan Wiik...
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within the
complex include carbonatite,
nepheline syenite, phonolite, and
ijolite. In
addition to the
magnetite which forms both m****ive
lodestone and crystals...
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sphalerite form
accessory components. The
silicic lavas contain combeite,
ijolites, melanite, nepheline, phlogopite, and pyroxene, as well as apatite, garnet...
