COLLECTION OF MINERALS. 807 



collection have been named and classed according 

 to the method of the late M. Hatty, and that the 

 collection for study is also indebted to that 

 learned professor for the greater number of its 

 specimens (i). 



(i) We have only pointed out the principal riches of this collection. 

 Those who may wish for further details, will find them in the second 

 volume of the Tableau Methodique dcs Especes Minerales, published by 

 M. Lucas, jun r , in i8i3. They will find there a full description of all 

 the specimens of the collection, up to that period. 



20. 



