424 



Antimony has been found in Kew Jersey, and 

 Cobalt on the west branch of the Susquehannah, 



A large mine of Manganese has been discovered 

 in the county of Shenandoah, in the great calcareous 

 Valley between the Blue Ridge, or South mountain, 

 and the North mountain* Mines of this useful mi- 

 neral have been discovered in other parts of Vir- 

 ginia, &c. It also abounds in Nova Scotia. 



JMolybdaena^ has been frequently found in the 

 granitical rocks, which abound in the southern parts 

 of the state of New York. 



A large mass of suljihiiret of arsenic or red orpi^ 

 ment realgar was found some years since by some 

 labourers in digging a cellar near Philadelphia. A 

 Specimen of it is deposited in Mr. Peale's museum. 



J ;^i:ed. RepoSooIsnot this a very soft plumbaginous iron ore^ 



