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We find here many Sorts of florid Jaf- 

 pers, diftinguiflied by a great Variety of 

 Colours fome have by the Hand of Na- 

 ture delineated on them Reprefentations 

 of Rivers, Trees, Landfcapes, Ruins of 

 Buildings, ^c, 



Egyptian Pebbles are a particular fine 

 Kind of variegated and figured Stones ; 

 fuch as have but one Colour are lead va- 

 luable. 



Marmora. Alabastra. 



Under thefe Titles are preferved a great 

 Variety of Specimens of the feveral Kinds 

 of Marble and Alabafter. 



Marble is a hard opake precious Stone, 

 does not ftrike Fire with Steel, yields ea- 

 fily to Calcination, and ferments with, 

 and is foluble in acid menftrua. It is ge- 

 nerally found in great Mafles under the 

 Ground, and cut out of Quarries., though 

 there are in feveral Parts of the World en- 

 tire Mountains of Marble \ it differs in 

 Colour in almoft every Country, but the 



Florence 



