- 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...
- 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...
- 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...
- (orthoclase and sodium-rich plagioclase).
Polished moonstones often display chatoyancy ("cat's eye" effect),
where a
luminous streak appears through the stone...
-
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...
- its price,
color and
chatoyancy are the main factors.
Chatoyant translucent varieties are the most
sought after, as
while chatoyancy already being uncommon...
- eye
Fibrous gold, red-brown or
bluish colored chalcedony,
exhibiting chatoyancy. P****lite
Green Transparent Rutilated quartz Contains acicular (needle-like)...
-
luster than
desert roses.[citation needed]
Fibrous satin spar
exhibits chatoyancy (cat's eye effect). When cut
across the
fibers and
polished on the ends...
-
slightly iridescent effect known as
flame structure. The
effect is a form of
chatoyancy,
caused by the
interaction of
light rays with the
microcrystals in the...
- 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:...
