Of Earths. Part III. 
Earthen BALLS, about as big as mounting Stones, of 
a Blewifh colour, or that of Tobacco-Pipe-Clay. With other 
irregular Lumps of the fame nature: found among the 
Earth of a Hill overturn'd at Kenebank in New-England. 
A Piece of IRISH-SLATE, fo called. Given by Mr. Rob. 
Hook, Of the fame colour as the iornijh, only fomewhat 
paler. But as foft as the Terra Lemnia, and feveral other 
Boles. And is therefore to be reckon'd amongft them. Be- 
fides the common Taft of Boles, it hath a little Aftringency. 
Yet not alike perceived in all, for there is better and worfe: 
which Apothecaries will do well to obferve. 
Kentman (a) mentions a fort of very white Earth near 
Padoa ;which in a (hort time would turn Blew,only by being 
expofed to the Aer. 
A fort of BROWN EARTH, very light; lying in Veins, 
incompafled with a Body of greenifh Sand. From Corn¬ 
wall. 
A BLACK EARTH, taken out of a fpot enclofed in the 
fame Sand, without any Vein lftiiing from it. 
PART 
