Muriatic Genus. 69 



Compound Species in which the Muriatic Genus 

 predominates. 



SPECIES I. 



Compounds of the different Jimple Muriatic 

 Species with each other. 



I. VARIETY. 



i. Steatites mixed with Talc, Craze de 

 Brianfon. It is generally grey, yellow, or 

 greenifh : it feems more argillaceous than 

 pure fteatites, and contains more iron. Mr. 

 UArcet found it fufible in a porcelain heat. 



II. VARIETY. 



1. Serpentine mixed with veins or (pots 

 of green Steatites. 



2. Red Serpentine mixed with veins of 



Afbeftos. 



SPECIES II. 



Compounds of the Muriatic and Calcareous 

 Species. 



i, Red, green, yellow, or black Serpentine, 



with veins or fpots of white Calcareous Spar 



Potzevera. The black is called Nero di prato ; 



F 3 the 



