Nephrite Greek "λίθος νεφριτικός"; "νεφρός λίθος", which means 'kidney stone' and is the Latin and Greek version of the Spanish "piedra de ijada" (the origin of "jade" and "jadeite"). Accordingly, nephrite jade was once believed to be a cure for kidney stones. Besides the terms already mentioned, nephrite has the following synonyms and varieties: "aotea", "axe-stone", "B.C. jade", "beilstein", "kidney stone", "lapis nephriticus", "nephrit", "nephrita", pounamu, "New Zealand greenstone", "New Zealand jade", "spinach jade" (dark grayish green), and "talcum nephriticus". "Tomb jade" or "grave jade" are names given to ancient burial nephrite pieces that have a brown or chalky white texture
Ornamental turning Company holds competitions which include categories open specifically to members of the Society. Ornamental turning Ornamental turning is a type of turning, a craft that involves cutting of a work mounted in a lathe. The work can be made of any material that is suitable for being cut in this way, such as wood, bone, ivory or metal. Plain turning is work executed on a lathe where a transverse section through any part of the work comprises a plain circle. Ornamental turning, also called Complex turning, is executed on a lathe with attachments which convert that plain circular section to