Albite_21 Formula: Al.502 Si1.497 Na O4 Name: Albite Unit cell: 8.142 12.785 7.159 94.19 116.61 87.68 , V=664.48 Space group: C-1 (2)
Harlow G E , Brown G E , American Mineralogist , 65 (1980) p.986-995, Low albite: An X-Ray and neutron diffraction study, Sample: neutron split Na site, Note: this sample of feldspar is from Amelia, Virginia