The most remarkable of all are a large number of model celts made of jadeite and other hard stones.
jadeite occurs in association with the nephrite of Turkestan, and possibly in some other Asiatic localities.
Jade of the jadeite variety, which is harder than nephrite and more highly valued, is rare.
The principal jades belong, however, to one or the other of two species, jadeite and nephrite.
Ornaments in the form of human and animal faces and heads nicely cut from jadeite and greenstone are not uncommon.
jadeite is a sodium aluminum silicate and nephrite, a calcium magnesium silicate.
Beside the commoner minerals five to eight per cent of implements made of nephritoids (nephrite, jadeite, and chloromelanite).
She smiled: "jadeite, of course; and lapis and crystals—the usual."
The name jadeolite has been given by Kunz to a green chromiferous syenite from the jadeite mines of Burma.