Size is as-packaged, or the diameter of loose marbles. ("D" is the diameter of round items other than marbles.)
This gemstone marble is for use with "Got All Your Marbles?" jewelry. Jade is a name that is correctly applied to two distinct minerals, jadeite and nephrite. We are providing jadeite, the more rare and expensive variety of the two true jades.
Yellow Jade is believed to relate to the intellect.