458 PROCEEDINGS OF THE AMERICAN ACADEMY. 



V, T| (292). Observed but once as a distinct facet in the same zone 

 with the last and established by its good position. 



<t> p 



Crystal 10 —14° 10' 79° 09' 

 Calculated —14 10 79 02 



W, 2~£ (332). This form, which was observed twice on Utah crys- 

 tals but could not be established, was found on four crystals with dis- 

 tinct faces in good position. With the two following forms it is in an 

 important zone. 



X, 2, (2~21). Observed on five crystals and in good position despite 

 the poor quality of the reflections. 



Z, 23 (231). Observed once as a distinct facet in the zone 

 [T21 A T10] and in good position. 



<P p 



Crystal 10 -37° 08' 76° 30' fair. 

 Calculated —37 14 76 35 



2, \ \ (Sl4). Observed three times on two crystals as distinct facets. 

 Accepted despite the poor quality of faces and somewhat variable 

 position because of its simple position in the zone [201 A Oil]. 



