1015. 
1016. 
1017. 
1018. 
1019. 
1020. 
1021. 
1022. 
1023. 
1024. 
1025. 
Mineralogical Cabinet. 59 
ORDER X. PYRITES. 
Genus I. Nicxrrt-Pyrites. 
Sp. 1. Prismatic Nickel-Pyrites. Triv. Copper-Nickel. 
. Schlademing, Stiria. Massive; with green oxide of 
nickel and white cobalt. 
Genus If. Arsentcat-Pyrrres. 
Sp. i As * + &£ + # 
Sp. 2. Prismatic Arsenical Pyrites. 'Triv. Mispeckel. 
. Saxony. Loose crystals: form rhombic prisms, with 
diedral summits. 
. Saxony. Loose crystals. Fer arsenical unibinaire. H. 
. Franconia. In prismatic crystals, in gneiss. 
. Huntington, Connecticut. Massive. 
Genus III]. Copsarr-Pyrires. 
Sp. 1. Octahedral Cobalt-Pyrites. Triv. Bright white 
Cobalt. 
. Tunaberg, Sweden. In loose crystals: form the pen- 
tagonal dodecahedron. 
. Tunaberg, Sweden. Crystals imbedded in copper py- 
rites, 
do. Massive. 
. Saxony. Var. Grey cobalt. 
Sp. 2. Hexahedral Cobalt-Pyrites. Triv. Tin white 
Cobalt. 
. Schneeberg, Saxony. In cubes and octahiedrons. 
Genus IV. Inon-Pynires. 
Sp. 1. Hexahedral Iron-Pyrites. Triy, Iron-Pyrites. 
. Cornwall, England. In octahedra, with their solid an- 
gles truncated. 
