Eldragonite

BiCu₆Se₆

Paar, W. H.Cooper, M. A.Moelo, Y.Stanley, C. J.Putz, H.Topa, D.Roberts, A. C.Stirling, J.Raith, J. G.Rowe, R.

The Canadian Mineralogist (2012) 50, 281-294

a=4.0341Å   b=27.056Å   c=9.5559Å

α=90°   β=90°   γ=90°