Na_2,H₄B₄O_9,2.70(H₂O₁)

Na_2,H₄B₄O_9,2.70(H₂O₁)

Powell, D. R.Gaines, D. F.Zerella, P. J.Smith, R. A.

Acta Crystallographica Section C (1991) 47, 11 2279-2282

a=11.097(2)Å   b=11.097(2)Å   c=21.114(4)Å

α=90°   β=90°   γ=120.°