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Coesite (/ˈkoʊsaɪt/) is a form (polymorph) of
silicon dioxide (SiO2) that is
formed when very high
pressure (2–3 gigapascals), and
moderately high temperature...
- (omphacite).
Accessory minerals include kyanite, rutile, quartz, lawsonite,
coesite, amphibole, phengite, paragonite, zoisite, dolomite,
corundum and, rarely...
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cristobalite (high-temperature form),
stishovite (high-pressure form), and
coesite (high-pressure form). On the
other hand,
amorphous silica can be found...
- best
known for
discovering two high-pressure
forms of
silica in nature:
coesite and stishovite. Chao was born in Suzhou, China. He was the son of theologian...
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containing bits of dark gl****, are
found surrounding the lake. Some
contain coesite, a high
pressure mineral diagnostic of
impact structures. The
suevite is...
- ****ociated in
nature with two high-pressure
polymorphs of
silicon dioxide:
coesite and stishovite.
These polymorphs have a
crystal structure different from...
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other deformation indicative of a
hypervelocity extraterrestrial impact.
Coesite, an
indicator of
shock metamorphism, was
initially reported as
being present...
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polymorphs with all the
members of the
quartz group,
which also
include coesite,
tridymite and stishovite. It is
named after Cerro San Cristóbal in Pachuca...
- 1955. In 1960,
Edward C. T. Chao and
Shoemaker identified shocked quartz (
coesite) at
Meteor Crater,
proving the
crater was
formed from an
impact generating...
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produces rare
ultrahigh pressure metamorphic minerals, such as
coesite and stishovite.
Coesite is
rarely found in
eclogite brought to the
surface in kimberlite...
