Catalin
Trade name for an early phenol plastic
Chalcedony
A quartz, greyish-blue in color ...
Catalin: See Bakelite.
Cat's eye: Any of a variety of gems, such as chrysoberyl and some forms of chalcedony, that are chatoyant when cut in a rounded shape.
Catalin: See Bakelite
Celluloid: A very thin, highly flammable plastic containing camphor. Celluloid is an early plastic that was invented in 1868 and used in jewelry to simulated tortoise shell, coral and alabaster.
Catalin
See Bakelite.
Catamore
Catamore Enterprises was a costume jewelry company in operation from about 1942 to 1981. This large, family-owned business was located in Providence, Rhode Island.
Catalin - an early form of phenol plastic material. Sometimes referred to as bakelite but the composition is a little different.
Catalin: A plastic that allows for a wide range of color [unlike Bakelite] that became popular in the Art Deco Period.
Cathedral Setting: A type of ring setting that arches like a cathedral when viewed from the side.
BakeliteA synthetic patented in 1909, bakelite, also called catalin, was used in jewelry extensively during the U.S. Great Depression of the 1930's. Bakelite can be molded, lathe-carved, and one color can be inlaid into another, as in polka dots.
Unit of weight used for precious stones Carbuncle A garnet cut en cabochon Casting Process of forming an object by pouring a molten or liquid substance into a mould until it solidifies and takes on the impression of the mould Catalin ...
Much of what we know as Bakelite today was produced by the Catalin Corporation. In the early '30s, Catalin expanded the limited range of original colors to a potential 200 hues, including opaque, marbleized, translucent, and transparent treatments.
Bakelite: (also called catalin): A moldable plastic invented by Leo Bakeland in 1909, it was used in jewelry extensively during the U.S. Great Depression of the 1930's.
Bakelite (also called catalin) is a dense, synthetic resin that was used to make jewelry, game pieces, and many other things. Bakelite was patented by L.H. Baekeland in 1907. Bakelite plastic is made from carbolic acid and formaldehyde.
His daughter, Catalina Micaela wears a more elaborate parure of necklace and belt, strings of pearls and rings.
Was one of the first plastics to be used in beadmaking pre-dating Bakelite and Catalin by several decades.
The Strombus gigas Queen Conch is also harvested in the waters of San Andres, Providence and the Santa Catalina archipelago in Colombia; although overfishing has necessitated strict regulations and protection [6].
Melo Pearls ...
Sardonyx - It is one of onyx variety that consists reddish brown and white bands on its basic colour. This is valued most in Rome. Catalina sardonyx is the only trade name for this gem.
Celluloid should not be confused with the harder and more resilient plastic known as Bakelite, Catalin, or Marblette. Celluloid, being highly flammable, lost favor to phenolic resins of the 1930's.
 See also: Jewel, Color, Gemstone, Jewelry, Necklace
  
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