Pcnfyhania, Philadelphia. 299 



It confifls of a mixture of Lapis Ollaris 

 or Serpentine ftone, and of AJbeft. The 

 greateir. part of it is a grey Serpentine 

 /lone, which is fat and fmooth to tne touch, 

 and is eaiily cut and worked. Here and 

 there are fome glittering fpeckles of that 

 fort of albeit, whofe fibres come from a 

 center like rays, or Star AJbefi. This flone 

 is not found in ftrata or folid rocks, but 

 here and there icattered on the fields. 



Another ftone is called Soap/lone by 

 many of the Swedes, being as fmooth as 

 foap on the outiide. They make ufe of it 

 for rubbing fpots out of their cloaths. 

 It might be called Sax urn talcoffhn parti' 

 cuius fpataceisy granatifque immixtis, or a 

 talc with mixed particles of fpar and gar- 

 nets. A more exact defcription I referve 

 for another work. At prefent I only add 

 that the ground colour is pale green, with 

 fome dark fpots, and fometimes a few of a 

 greeniih hue. It is very fmcoth to the 

 touch, and runs always waved. It is like- 

 wife eafily fawed and cut, though it is not 

 very fmooth. I have feen large ftones of it, 

 which were a fathom and more long, pro- 

 portionably broad, and commonly fix inches 

 or a foot deep. But I cannot determine any 

 thing of their original fize, as I have not been 

 at the place where they are dug, and have 



only 



