walker: hopeite 



687 



is represented by one face on crystal No. 2. The following forms 

 have not been previously observed: 



(021) represented by five faces out of a possible six on the 

 three crystals measured, 



(670) observed on two crystals, 



(3.11.0) shown on one crystal. 



Fig. 2. Gnomonic projection of hopeite from British Columbia. 



