516 



MEASUREMENTS OF CRYSTALS. 



IRON PYRITES. (Continued.) 

 Figs. 461 and 462. 



P ond 152^15' 52" 



P one 153 26 5 



d on e 140 46 7 



c on e 126 52 12 



e on e'er e" 113 34 41 



MAGNETIC IRON PYRITES, Fig. 4G3. Page 

 303. 



Fig. 368. The primary, a regular si.x- 

 sided prism. 



WHITE IRON PYRITES. Figs. 464 to 46G in- 

 clusive. Page 393. 



Fig. 464. The primary, a right rhombic 

 prism. 



M onM' 106° 2' 



Fig. 465. 



P one 160O48' 



Fig. 466. A compound cr3'stal made up 

 of five individuals, 

 a on c HPSO' 



ARSENICAL IRON PYRITES. Figs. 467 to 470 

 inclusive. Page 394. 



Fig. 467. The primary, a right rhombic 

 prism. 



M on M' lil°18' 



Figs. 468, ct seq. 



MorM'ona 136°2(y 



M or M'onZ 115 32 



I onl 80 24 



I onz 160 49 



z onz 118 46 



SCORODITE. Fig. 471. Page 396. 



Fig. 471. The primar}', a right rhombic 

 prism. 

 M onM' 120010' 



SPATHOSE IRON. Fig. 472. Page 397. 

 Fig. 472. The primarj)-, a rhombohedron. 

 P onP' 107O0' 



ANKERITE. Fig. 473. Page 398. 



Fig. 473. The primary, a rhombohedron. 

 P onP' 106°12' 



