Show THE LARGEST CRYSTAL At Acworth and Graf ton Js H very large crystals of beryl have been found One from Grafton weighed 2000 pounds and another from time same locality was fortylive by twentyfour Inches and weighed by calculation about two and a half tons In Utah crystals of gypsum gyp-sum sulfate of lime over four feet long have been found What Is probably proba-bly however the largest crystal yet recorded says the Engineering and Mining Journal was mentioned In a paper by E O Hovcy on the Plarncy Peak district South Dakota read before be-fore tIme New York Academy of Science This was a crystal of spodumene lithi umaluminum silicate which by actual ac-tual measurement was thirty feet in length |