Page:Theophrastus - History of Stones - Hill (1774).djvu/247

 an equal Quantity of the Sand ome will make a large Quantity of the Powder, and others very little, or none at all. The Wahing they ue is very light and uperficial, and they wet it every time eparately and carefully. That which at lat ubides is the Cinnabar, and that which wims above in much larger Quantity is only the uperfluous Matter of the Wahing.