AM_Corundum_1
Formula: Al2 O3
Name: Corundum
Unit cell: 4.757 4.757 12.9877 90.0 90.0 120.0 , V=254.52
Space group: R-3C (167)

Kirfel A , Eichhorn K , Acta Crystallographica, Section A , 46 (1990) p.271-284, Accurate structure analysis with synchrotron radiation., The electron density in Al2O3 and Cu2O, Locality: synthetic