Structures by: Robinson G. W.

Total: 5

Fluoro-potassichastingsite

Al0.468Ca1.902F1.98Fe2.818K0.746Mg2.182O22.02Si7.492

Lupulescu, M. V.Rakovan, J.Dyar, M. D.Robinson, G. W.Hughes, J. M.

The Canadian Mineralogist (2009) 47, 909-916

a=9.9480Å   b=18.1777Å   c=5.3302Å

α=90°   β=105.140°   γ=90°

Potassicpargasite

Al2.36Ca1.98F0.86Fe1.65H0.9K2.16Mg2.65Na1.74O23.14Si6.24Ti0.1

Robinson, G. W.Grice, J. D.Gault, R. A.Lalonde, A. E.

The Canadian Mineralogist (1997) 35, 1535-1540

a=9.930Å   b=18.057Å   c=5.316Å

α=90°   β=105.37°   γ=90°

Ferritungstite

Ca0.12Fe0.54H2.51K0.2Na0.04O6.8W1.46

Ercit, T. S.Robinson, G. W.

The Canadian Mineralogist (1994) 32, 567-574

a=10.352Å   b=10.352Å   c=10.352Å

α=90°   β=90°   γ=90°

Fluoropargasite

Al2.178Ca1.82Cl0.03F1.26Fe1.04H2K0.21Mg3.26Na0.83O22.71Si6.432Ti0.09

Lupulescu, M. V.Rakovan, J.Robinson, G. W.Hughes, J. M.

The Canadian Mineralogist (2005) 43, 1423-1428

a=9.8771Å   b=18.041Å   c=5.3092Å

α=90°   β=105.133°   γ=90°

Feruvite

Al4.722B3Ca0.62Fe1.992H4Mg2.025Na0.38O31Si6Ti0.291

Grice, J. D.Robinson, G. W.

The Canadian Mineralogist (1989) 27, 199-203

a=16.012Å   b=16.012Å   c=7.245Å

α=90°   β=90°   γ=120°