Occasionally, other gemstones exhibit aventurescence, such as members of the mica group like the lavender colored lepidolite, or rocks containing fuchsite mica.
Aventurescence
A glittery appearance of the surface of a gemstone, caused by the reflection of light off small mineral inclusions. Aventurine Quartz and Goldstone (glass) both have aventurescence.
Balas Ruby
Trade name for Red Spinel.
Aventurescence: This is a colorful play of glittering reflections of small, plate or leaf-like metallic inclusions.
Bail: The attachment at the top of a pendant that enables it to hang from the chain.
Aventurescence
The effect caused by small inclusions of minerals like mica, hematite, pyrite, or goethite which cause a gemstone to exhibit a glistening or sparkling effect when rotated or moved.
Aventurescence
Aventurescence is the effect caused by small inclusions of minerals like Mica, Hematite, Pyrite, or Goethite which cause a gemstone to exhibit a glistening or sparkling effect when rotated or moved.
Aventurescence
Shiny reflection caused when tiny inclusions sparkle in light in a diamond.
Baguette ...
Sunstone's Aventurescence
Sunstone's characteristic glistening or shimmering effect is caused by an optical phenomenon that is referred to as the "schiller effect," "aventurescence," or "aventurization.
These materials, usually spangles of mica or iron oxide, give the stone a glistening effect known as aventurescence. Aventurine's granular appearance and particular translucence are its most distinctive characteristics.
Aventurine also called goldstone and its often used misspelling Adventurine, is a translucent to opaque, massive variety of Quartz containing small inclusions of one of several shiny minerals which give the stone a glistening, ore aventurescence ...
It is sometimes mistaken for goldstone as it contains flecks of various shiny minerals, inclusions of mica or iron oxide, that give it a sparkly look known as aventurescence. Most aventurine is naturally reddish brown or yellow.
This effect is termed as 'aventurescence', it occurs when light falls on the stone and the inclusions reflects it back creating the sparkle of different colours.
It contains small inclusions of shiny minerals which give the stone a sparkling effect known as aventurescence. Inclusions of mica will give a silverish sheen, while inclusions of hematite give a reddish or grayish sparkle.
Aventurine is a more or less colorless chalcedony that contains uniformly dispersed flakes of greenish mica, thus giving the stone a characteristic speckled green appearance known as aventurescence.
comes from the Italian "a ventura," which means "by chance". Aventurine is a translucent to opaque variety of microcrystalline quartz. It contains small inclusions of shiny minerals which give the stone a sparkling effect known as aventurescence.
These rare and beautiful effects very often add value to gemstones. Some of these popular phenomena are Chatoyancy (cat's eye effect), Asterism (star effect), Color Change, Aventurescence and Iridescence.
interacting with light, similarly oriented, miniscule inclusions of copper or hematite platelets exhibit glittering, spangled reflections, shimmering through different depths within the gem
Some experts refer to this phenomenon as aventurescence; ...
 See also: Color, Stone, Jewel, Jewelry, Gemstone
|
