AM_Romarchite
Formula: Sn O
Name: Romarchite
Unit cell: 3.8029 3.8029 4.8382 90.0 90.0 90.0 , V=69.97
Space group: P4/NMM (129)

Pannetier J , Denes G , Acta Crystallographica, Section B , 36 (1980) p.2763-2765, Tin(II) oxide: structure refinement and thermal expansion