|Specific gravity||3.30 - 3.37|
|Lustre||Greasy to vitreous|
Jadeite is made up of interlocking pyroxene crystals. It occurs in a vary wide range of colors like green, lilac, white, pink, brown, red, blue, black, orange and yellow. The most prized color is a rich emerald green and is called Imperial Jade. Its green color is due to its chromium content and can be distinguished with a Chelsea (jadeite) filter. Jadeite is believed to prevent/cure hip and kidney ailments.
Common enhancements to jadeite:
- Fracture filling - wax - conceal cracks and fractures
- Coatings - wax - to improve luster
- Staining - color improvement through dyes
- Bleaching - removes stains
- Polymer impregnation - improves luster and to stabilize piece after bleaching
The most important source of jadeite is Myanmar but Guatemala, Japan and the USA (California) are also important sources
- Smithsonian Handbooks, Gemstones, Second Edition 2002
G&G Articles on Jadeite 1934-1980
- March-April 1934, Jadeite thought found in America (Oregon), p. 54, 1p.
- [http://www.gia.edu/research-resources/gems-gemology/back-issue-archive/May-June-1934.pdf">May-June 1934, Jade, p. 80, 3pp.</a>
- May-June 1934, Red Jade, by M. Ehrmann, p. 84, 1p.
- Fall 1944, Nephrite found in Lander, Wyo., in 1936, p. 170, 1p.
- Fall 1948, Jade Carving in China, p. 82, 5pp.
- Spring 1950, Jadeite and nephrite found in Calif., p. 289, 1p.
- Summer 1951, Jadeite and nephrite found in Calif., and artifacts, p. 76, 3pp.
- Spring 1952, Jade in Mexico, p. 147, 5pp.
- Summer 1954, The Nature of Jade, p. 38, 9pp.