Cuspidine Structure Data

Cuspidine Structure Data

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Cuspidine

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Cuspidine_2
Formula: (Na Ca2) Lu Si2 O7 F2
Name: Cuspidine
Unit cell: 11.024 10.303 7.391 90.0 109.4 90.0 , V=791.81
Space group: P121/A1 (14)

Fleet M E , Pan Y , The Canadian Mineralogist , 33 (1995) p.879-884, The structure of NaCa2LuSi2O7F2, a synthetic phase of the cuspidine group


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