No- 75.] 123 



Some of the crystals from the Belmont mine, in St. Lawrence, 

 weigh over a hundred pounds. The colors* are purple, straw yellow, 

 and limpid. Emmons^ Rep. on the GeoL 2d Dist., p. 365. 



Specimens of Calcareous spar, presented by John E. Hen£Y. 



