K7 Na3 (H2 W12 O42) (H2 O)6

H₁₄K₇Na₃O₄₈W₁₂

Peng, J.Liu, J.Wang, E.-B.Jia, H.-Q.Xin, M.-H.Lin, Y.-H.Xing, Y.

Jiegon Huaxue (1999) 18, 239-244

a=11.755Å   b=13.0493Å   c=16.289Å

α=77.13°   β=82.92°   γ=89.65°