#29

#29

Pca21

Example – Cobaltite, CoAsS

From the German, Kobold, “underground spirit” or “goblin,” in allusion to the refusal of cobaltiferous ores to smelt properly, hence “bewitched.”

The crystal structures of ordered and disordered cobaltite, ordered, annealed after heating in a vacuum at 450 C°

Giese R.F. , Kerr P.F.
American Mineralogist , 50 (1965) p.1002-1014,

http://webmineral.com/data/Cobaltite.shtml

CIF
http://rruff.geo.arizona.edu/AMS/download.php?id=00206.cif&down=cif

Cobaltite

 

3D rotatable model of Cobaltite

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