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Leucite (from the Gr**** word
leukos meaning white) is a rock-forming
mineral of the
feldspathoid group, silica-undersaturated and
composed of pot****ium...
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Leucitite or
leucite rock is an
igneous rock
containing leucite. It is scarce, many
countries such as
England being entirely without them. However, they...
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Minerals typical of
lamproites include:
forsteritic olivine; high iron
leucite; titanium-rich aluminium-poor phlogopite; pot****ium- and titanium-rich...
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traditional lost-wax technique. The
microstructure of
feldspathic and
leucite reinforced ceramics is a gl****y
matrix with
crystalline loads. It has low...
- gl****-based
systems (mainly silica) with fillers,
usually crystalline (typically
leucite or, more recently,
lithium disilicate)
Composition category 3 – crystalline-based...
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analogy of
certain leucite syenites which are
known in Arkansas, it is very
probable that
these spots represent original leucites which have been changed...
- olivine.
Unless potash is high and
silica relatively low,
leucite will not be present, for
leucite does not
occur with free quartz. Nepheline, likewise, is...
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Diodorus Unknown consorts Agylleus Amathous Azon
Chromis Cyrnus Dexamenus Leucites Manto Pandaie Phaestus or
Rhopalus In Rome,
Heracles was
honored as Hercules...
- olivine-rich
melilitites through leucites to nephelinites, containing, in
various proportions mainly the
minerals nepheline,
leucite, melilite, kalsilite, and...
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porphyritic texture.
Mineral content is
usually abundant feldspathoids (
leucite or nepheline), plagioclase, and
lesser alkali feldspar.
Pyroxenes (clinopyroxenes)...
