128 DOMAIN I. S1DEROUS. 



and the Samnterd of old German writers, perhaps 

 from its velvety appearance. To the Cornish 

 miners, as it often occurs with tin, it is also known 

 by the name of peach*. 



The first Aspect, that of chlorite earth, can 

 scarcely be said to form a rock, chiefly occurring 

 in clay-slate, and probably forming the green no- 

 dules in basaltin. The second kind is perhaps 

 unknown, save as a vein-stone ; and what is called 

 the foliated is generally crystallised, being found 

 at St. Gothard with other crystals. The only 

 rock therefore of the kind is : 



Aspect 1. Chlorite slate. Texture, finely gra- 

 nulated, sometimes regularly, sometimes irregu- 

 larly ; schistose, so that fragments sometimes as- 

 sume the form of a wedge. 



Hardness, gypsic. Fracture, sometimes even, 

 or undulating, or scaly. Fragments, slaty, blunt, 

 except when mixed with quartz. 



Weight, sometimes granitose, sometimes car- 

 bonose. 



Lustre, glistening, somewhat resinous. Opake. 



Chlorite slate, from Egypt. Wad, 23, a small 

 statue. 



Chlorite slate, from Corsica, Norway, Sweden, 



- 



* It is the laldogea of Saussure, so called from Monte Baldo. 



* 



