Jasper \Jas"per\, n. [OE. jaspre, jaspe, OF. jaspre, jaspe, F. jaspe, L. iaspis, Gr. ?; cf. Per. yashp, yashf, Ar. yashb, yasb, yasf, Heb. y[=a]shpheh. Cf. Diaper.]

(Min.) An opaque, impure variety of quartz, of red, yellow, and other dull colors, breaking with a smooth surface. It admits of a high polish, and is used for vases, seals, snuff boxes, etc. When the colors are in stripes or bands, it is called striped or banded jasper. The Egyptian pebble is a brownish yellow jasper.

Jasper opal, a yellow variety of opal resembling jasper.

Jasper ware, a delicate kind of earthenware invented by Josiah Wedgwood. It is usually white, but is capable of receiving color.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Wedgwood ware \Wedg"wood` ware`\ [From the name of the inventor, Josiah Wedgwood, of England.]

A kind of fine pottery, the most remarkable being what is called jasper, either white, or colored throughout the body, and capable of being molded into the most delicate forms, so that fine and minute bas-reliefs like cameos were made of it, fit even for being set as jewels.

Source: Webster's Revised Unabridged Dictionary (1913)