288 ON THE GEOLOGY, &C. OF FRANKLIN. 



20. Quartz. 



21. Tourmaline. 



22. Silico-calcareous oxide of Titanium. 



23. Graphite. 



24. Oxidule of Iron. 



25. Iron Pyrites. 



26. Arsenical Pyrites. 



27. Epidote. 



28. Blue carbonate of Copper. 



29. Green carbonate of Copper 



In addition to which we will add, on the authori- 

 ty of Mr. Jessup : 



Diallage at Sparta. 



