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ties are well known, and likely to be eminently ufeful to this 

 country, it plainly appears to be a new earth, intermediate 

 between the barytic and common limeflone. 



External Chara&ers, 



Its colom- is whitifh or light green. 



Its luftre common. 



Its tranfparency intermediate between the femitranfparent 

 and opake. 



Its fradure flriated, prefenting oblong diflindl concretions, 

 fomewhat uneven and bent. 



Its hardnefs moderate, being eafily fcraped. Very brittle,. 



Its fpecific gravity from 3,4 to 3,644- 



SECTION. 



