Structures by: Chaves M. L.

Total: 2

Lithiotantite

Li0.96Mn0.03Na0.01Nb0.82O8Ta2.18

Menezes Filho, Luiz A.D.Yang, HexiongDowns, Robert T.Chaves, Mário L. S. C.Persiano, Aba C.

Acta Crystallographica Section E (2012) 68, 5 i27-i28

a=7.4425(4)Å   b=5.0493(3)Å   c=15.2452(7)Å

α=90.00°   β=107.381(3)°   γ=90.00°

Carlosbarbosaite

Al0.1Ca0.28Ce0.02Fe0.1H6Nb0.8Nd0.02O14Si0.26Ta0.52Ti0.22U1.44

Atencio, D.Roberts, A. C.Cooper, M. A.Menezes, L. A. D.Coutinho, J. M. V.Stirling, J. A. R.Venance, K. E.Ball, N. A.Moffatt, E.Chaves, M. L. S. C.Brandao, P. R. G.Romano, A. W.

Mineralogical Magazine (2012) 76, 75-90

a=14.150Å   b=10.395Å   c=7.529Å

α=90°   β=90°   γ=90°