- In gemology,
chatoyancy (/ʃəˈtɔɪ.ənsi/ shə-TOY-ən-see), also
called chatoyance or the cat's eye effect, is an
optical reflectance effect seen in certain...
-
apparently acquired its name due to its
resemblance to
feathers due to its
chatoyancy.
Seraphinite is
named after the
biblical seraphs or
seraphim angels. With...
- China,
where it is
mined for use as a
decorative stone due to its
chaotic chatoyancy and
brecciated structure.
Ranging in
colour from brownish-red, to blue-grey...
-
Ostrogski (Latin: Baca – Perl, Latin:
Laius –
white (without
chatoyancy)) is a
Polish coat of arms of the Polish–Lithuanian Commonwealth. A
variant of...
- phenomena, such as
asterism (the
display of a star-shaped
luminous area) or
chatoyancy (the
display of
luminous bands,
which appear to move as the
specimen is...
- "cat's eye"; a
variety of the
mineral chrysoberyl Cat's eye effect, or
chatoyancy, the
reflective property of
certain gems Cat's Eye (novel), a 1988 novel...
- (orthoclase and sodium-rich plagioclase).
Polished moonstones often display chatoyancy ("cat's eye" effect),
where a
luminous streak appears through the stone...
- its price,
color and
chatoyancy are the main factors.
Chatoyant translucent varieties are the most
sought after, as
while chatoyancy already being uncommon...
- m****es tend to be chatoyant,
meaning they have a
varying luster. This
chatoyancy can be
subtranslucent to opaque.
Cholorastrolite is a
variety of pumpellyite:...
- feathers.
Approximately 10 per cent of the
rough material would also
exhibit chatoyancy when polished. Most cut
pezzottaite gems are
under one
carat (200 mg)...
