Emerald

(No. 14. p. 217.).—Before we puzzle ourselves with the meaning of a thing, it is well to consider whether the authority *may* not be very loose and inaccurate. This *emerald cross*, even if it was made of emeralds, might have been in several pieces. But we are told generally, in Phillips's *Mineralogy*, that "the large emeralds spoken of by various writers, such as that in the Abbey of Richenau, of the weight of 28 lbs., and which formerly belonged to Charlemagne, are believed to be either green fluor, or prase. The most magnificent specimen of genuine emeralds was presented to the Church of L…