Kraus and Hunt — Sulphur and Celestite. 



243 



As shown in the figures, the crystals were developed on one 

 end only, having occurred attached. 



1 



The forms observed are a{100}, b\0l0\, cjOOl}, mjllOj 

 n{120},]Sr{4:10},s{lll},y{122},L{10-55-44}, o{011|,^|102j 

 The measurements are as follows : 



Crystal system — Orthorhombic (holohedral). 

 Axial ratio : a:b :c= -7781 : 1 : 1-2673. 











Observed. 



Calculated 



m 



: m = 



(110) • 



(Ho) = 



75° 46f* 





d 



: d = 



(102) 



(102) 



78 43* 





n 



: n = 



(120) 



• (120) 



65 28 



65° 27' 







: o = 



(Oil) 



(°ii) 



103 56 



103 50 



c 



: z = 



(001) 



: (111) 



64 17^ 



64 18 



c 



:y = 



(001) 



(122) 



56 26 



56 36 



c 



:Z = 



(001) 



(10-55-44) 



58 44 



58 36 



z 



: z = 



(111) 



(111) 



90 32 



90 40 



z 



'. z ^^ 



(111) 



(111) 



67 17| 



67 12 



L 



L = 



(10-55-44) 



(10-55-44) 



112 6 



112 26 



m 



:d = 



• (110) 



(102) 



59 59 



59 58 



m 



: o = 



(110) 



(011) 



61 1 



61 6 



1ST 



:N = 



(410) 



(410) 



22 32 



22 1 



