688 
GIOVANNI BOERIS 
Cristallo I. 
(001) : (111) = 37° 14' 
(001) : (111) =37 10 
(001) : (111) = 37 10 
(QOEpirtti SSA 
media = 37° 11' 45" 
(111) :(111) = 50° 36 
(111) :(111) = 50 38 
(111): (111) =50 36 
(111) :(111)=50 36 
media = 50° 36' 30” 
Cristallo II. 
(001) : (111) = 37° 15’ 
(001): (111)=37 15 
(001) : (111) = 37 16 
(001) : (111) =37 14 
(111) : (111) = 50° 41' 
(111): (111) = 50 36 
(111) :(111) = 50 41 
(111) :(111)=50 38 | 
media: = 37° 15/ 
media = 50° 39’ 
Cristallo III 
(001) : (111) = 37° 12' 
(001): (111)=37 12 
(001): (111) =37 13 
(001) : (111) =37 26 
media = 37° 15' 45" 
(111) (111) ="50°36' 
(111):(111)=50 39 
(111)(111), AL 
(111) :(111)=50 40 
media = 50° 38' 
Cristallo IV. 
(001) : (111) = 37° 12 
(001) : (111) =37 13 
(001) : (111) = 36 58 
(001): (111) =37 13 
media = 37° 9' 
(111) :(111) = 50° 39' 
(111):(111)=50 81 
(111): (111)=50 38 
(111) :(111)=50 30 
media = 50° 34' 30” 
