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
Forms of juggling Some performers will mix various objects of widely differing weights, sizes, and shapes, requiring them to adjust their throwing force for each object. Instead of throwing balls, a juggler may roll them over the hands and body. Usually “crystal” balls (actually acrylic or plastic) are used. There are two distinct forms. A. Rolling one or two balls all over the hands, arms and body. B. Controlling three to eight balls, revolving them in stacks in the palms of the hands. Both forms often use the idea of "isolation". The impression is given of one ball being fixed in space and