136 



PHYSIOGRAPHY. 



Cobalt-Bloom Cobaltine. 



3. Cobalt-bloom occurs in veins, traversing rocks of various ages, and 

 also in beds. It is accompanied by Copper Nickel, Smaltine, Native 

 Bismuth, Malachite, Quartz and Calcareous Spar. 



4. The principal localities of this species are Schneeberg and Anna- 

 berg in Saxony, and Flatten in Bohemia, where it occurs in veins in 

 primitive rocks ; Saalfeld in Thuringia, Riegelsdorf and Bieber iir Hes- 

 sia, where it is found in veins in secondary mountains. Other locatities 

 are WUrtemberg in Prussia, Tyrol, Norway, Sweden, Cornwall and 

 Scotland. 



5. When in sufficient quantity, it is employed in the manufacture of 

 smalt. 



COBALTINE. Hexahedral E ruthl e u cone- 

 Pyrites. 



Primary form. Cube. 

 Secondary forms. 



1 . Cube with its angles replaced by tangent planes. 



2. Regular octahedron. 



3. Regular octahedron with its solid angles replaced by 

 tangent planes. 



Fig. 139 



Fig. 140. 



