Structures by: Shearer C. K.

Total: 4

Welshite

Al1.71As0.27Be3.33Ca3.78Fe0.96Mg7.87Mn1.35O40Sb3Si5.73

Grew, E. S.Barbier, J.Britten, J.Halenius, U.Shearer, C. K.

American Mineralogist (2007) 92, 80-90

a=10.394Å   b=10.777Å   c=8.896Å

α=105.953°   β=96.294°   γ=124.948°

Makarochkinite

Al0.54Be0.9Ca1.69Fe5.19Mg0.25Mn0.1Na0.21Nb0.04O20Si4.49Ta0.01Ti0.59

Grew, E. S.Barbier, J.Britten, J.Yates, M. G.Polyakov, V. O.Shcherbakova, E. P.Halenius, U.Shearer, C. K.

American Mineralogist (2005) 90, 1402-1412

a=10.355Å   b=10.751Å   c=8.873Å

α=105.757°   β=96.227°   γ=124.861°

Makarochkinite

Al0.48BeCa1.77Fe5.145Mg0.225Mn0.04Na0.19Nb0.07O20Si4.52Sn0.02Ti0.54

Grew, E. S.Barbier, J.Britten, J.Yates, M. G.Polyakov, V. O.Shcherbakova, E. P.Halenius, U.Shearer, C. K.

American Mineralogist (2005) 90, 1402-1412

a=10.373Å   b=10.768Å   c=8.878Å

α=105.794°   β=96.183°   γ=124.934°

Olenite

Al8.424B4.062Ca0.4F0.06H3.31Li0.357Na0.294O30.94Si4.854

Hughes, J. M.Ertl, A.Dyar, M. D.Grew, E. S.Shearer, C. K.Yates, M. G.Guidotti, C. V.

The Canadian Mineralogist (2000) 38, 861-868

a=15.731Å   b=15.731Å   c=7.0638Å

α=90°   β=90°   γ=120°