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Moissanite (/ˈmɔɪsəˌnaɪt/) is
naturally occurring silicon carbide and its
various crystalline polymorphs. It has the
chemical formula SiC and is a rare...
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bandgap semiconductor, it
occurs in
nature as the
extremely rare
mineral moissanite, but has been m****-produced as a
powder and
crystal since 1893 for use...
- use.
Introduced at the end of the 20th century, the lab-grown
product moissanite has
gained po****rity as an
alternative to diamond. The high
price of...
- on the Mohs
scale (the third-hardest mineral,
after diamond at 10 and
moissanite at 9.5) –
sapphires are also used in some non-ornamental applications...
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synthetic gemstone is a more
recently cultivated material,
synthetic moissanite.
Cubic zirconia is
crystallographically isometric, an
important attribute...
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Among the
natural gems, only
moissanite and
diamond are harder, with
diamond having a Mohs
hardness of 10.0 and
moissanite falling somewhere in between...
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Charles &
Covard was the
first company to
produce and sell
synthetic moissanite,
under U.S.
patent US5723391 A,
first filed by C3 Inc.,
North Carolina...
- St. Helens, Fermat's Last Theorem, the AIDS epidemic,
global warming,
moissanite,
Project Jennifer,
storm chasing,
Unterseeboot 869, Vinland,
Tarim mummies...
-
mineral was made of
silicon carbide. In 1905, this
mineral was
named moissanite, in his honor. In 1903
Moissan was
elected member of the International...
- can be
produced with
refractive index in the
range from 1.002 to 1.265.
Moissanite lies at the
other end of the
range with a
refractive index as high as...
