AM_Thoreaulite
Formula:
Sn Ta2 O7
Name:
Thoreaulite
Unit cell:
17.14 4.865 5.548 90.0 91.0 90.0 , V=462.56
Space group:
C12/C1 (15)
Mumme W G , American Mineralogist , 55 (1970) p.367-377, The crystal structure of SnTa2O7, thoreaulite, an example of tin in five-fold, coordination