Structures by: Ohmasa M.

Total: 40

Cu3Bi5S9

Bi4.89Cu2.93S9

Tomeoka, K.Ohmasa, M.Sadanaga, R.

Mineralogical Journal (1980) 10, 57-70

a=13.207(5)Å   b=3.993(5)Å   c=14.812(5)Å

α=90°   β=100.20(8)°   γ=90°

CuBi3S5

Bi2.86Cu0.98S5

Tomeoka, K.Ohmasa, M.Sadanaga, R.

Mineralogical Journal (1980) 10, 57-70

a=13.217(2)Å   b=4.0327(5)Å   c=14.076(4)Å

α=90°   β=115.53(2)°   γ=90°

Ca1.74CoO7Si2Sr0.26

Ca1.74CoO7Si2Sr0.26

Bagautdinov, B.Hagiya, K.Kusaka, K.Ohmasa, M.Iishi, K.

Acta Crystallographica Section B (2000) 56, 5 811-821

a=7.8743(4)Å   b=7.8743(4)Å   c=5.0417(2)Å

α=90°   β=90°   γ=90°

Cu4 Bi5 S10

Bi5Cu4S10

Mariolacos, K.Kupcik, V.Ohmasa, M.Miehe, G.

Acta Crystallographica B (24,1968-38,1982) (1975) 31, 703-708

a=17.539Å   b=3.931Å   c=12.847Å

α=90°   β=108°   γ=90°

Cu4 Bi7 S12

Bi7Cu4S12

Mariolacos, K.Kupcik, V.Miehe, G.Ohmasa, M.

Acta Crystallographica B (24,1968-38,1982) (1975) 31, 703-708

a=17.52Å   b=3.912Å   c=15.24Å

α=90°   β=101.26°   γ=90°

?

Ca2CoO7Si2

Hagiya, KenjiKusaka, KatsuhiroOhmasa, MasaakiIishi, Kazuaki

Acta Crystallographica Section B (2001) 57, 3 271-277

a=23.510(4)Å   b=23.510(4)Å   c=5.0250(10)Å

α=90°   β=90°   γ=90°

Ca2CoO7Si2

Ca2CoO7Si2

Hagiya, K.Ohmasa, M.Iishi, K.

Acta Crystallographica Section B (1993) 49, 2 172-179

a=7.8417(6)Å   b=7.8417(6)Å   c=5.0249(3)Å

α=90°   β=90°   γ=90°

Cu Bi5 S8

Bi5CuS8

Ohmasa, M.Nowacki, W.

Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977) (1973) 137, 422-432

a=13.214Å   b=4.025Å   c=14.087Å

α=90°   β=115.6°   γ=90°

Vrbaite

As8Hg3S20Sb2Tl4

Ohmasa, M.Nowacki, W.

Zeitschrift fur Kristallographie (1971) 134, 360-380

a=11.287Å   b=23.389Å   c=13.399Å

α=90°   β=90°   γ=90°

Akermanite

Ca2Fe0.446Mg0.554O7Si2

Kusaka, K.Ohmasa, M.Hagiya, K.Iishi, K.Haga, N.

Mineralogical Journal (1998) 20, 47-58

a=7.8679Å   b=7.8679Å   c=5.0144Å

α=90°   β=90°   γ=90°

Akermanite

Ca2Fe0.446Mg0.554O7Si2

Kusaka, K.Ohmasa, M.Hagiya, K.Iishi, K.Haga, N.

Mineralogical Journal (1998) 20, 47-58

a=7.8679Å   b=7.8679Å   c=5.0144Å

α=90°   β=90°   γ=90°

Covellite

CuS

Ohmasa, M.Suzuki, M.Takeuchi, Y.

Mineralogical Journal (1977) 8, 311-319

a=3.796Å   b=3.796Å   c=16.382Å

α=90°   β=90°   γ=120°

Wallisite

As2CuPbS5Tl

Takeuchi, Y.Ohmasa, M.

Zeitschrift fur Kristallographie (1968) 127, 349-365

a=9.215Å   b=8.524Å   c=7.980Å

α=55.983°   β=62.500°   γ=69.400°

Aikinite

BiCuPbS3

Ohmasa, M.Nowacki, W.

Zeitschrift fur Kristallographie (1970) 132, 71-86

a=11.638Å   b=4.039Å   c=11.319Å

α=90°   β=90°   γ=90°

Ca2CoO7Si2

Ca2CoO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8444Å   b=7.8444Å   c=5.0265Å

α=90°   β=90°   γ=90°

Ca2CoO7Si2

Ca2CoO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8507Å   b=7.8507Å   c=5.0281Å

α=90°   β=90°   γ=90°

Ca2CoO7Si2

Ca2CoO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8563Å   b=7.8563Å   c=5.0294Å

α=90°   β=90°   γ=90°

Ca2CoO7Si2

Ca2CoO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8590Å   b=7.8590Å   c=5.0260Å

α=90°   β=90°   γ=90°

Ca2CoO7Si2

Ca2CoO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8591Å   b=7.8591Å   c=5.0258Å

α=90°   β=90°   γ=90°

Ca2CoO7Si2

Ca2CoO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8615Å   b=7.8615Å   c=5.0268Å

α=90°   β=90°   γ=90°

Ca2CoO7Si2

Ca2CoO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8656Å   b=7.8656Å   c=5.0289Å

α=90°   β=90°   γ=90°

Ca2CoO7Si2

Ca2CoO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8732Å   b=7.8732Å   c=5.0336Å

α=90°   β=90°   γ=90°

Ca2CoO7Si2

Ca2CoO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8815Å   b=7.8815Å   c=5.0387Å

α=90°   β=90°   γ=90°

Akermanite

Ca2MgO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8348Å   b=7.8348Å   c=5.0087Å

α=90°   β=90°   γ=90°

Akermanite

Ca2MgO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8387Å   b=7.8387Å   c=5.0079Å

α=90°   β=90°   γ=90°

Akermanite

Ca2MgO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8387Å   b=7.8387Å   c=5.0072Å

α=90°   β=90°   γ=90°

Akermanite

Ca2MgO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8436Å   b=7.8436Å   c=5.0070Å

α=90°   β=90°   γ=90°

Akermanite

Ca2MgO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8398Å   b=7.8398Å   c=5.0058Å

α=90°   β=90°   γ=90°

Akermanite

Ca2MgO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8470Å   b=7.8470Å   c=5.0097Å

α=90°   β=90°   γ=90°

Akermanite

Ca2MgO7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8509Å   b=7.8509Å   c=5.0127Å

α=90°   β=90°   γ=90°

Ca2Fe0.45Mg0.55O7Si2

Ca2Fe0.45Mg0.55O7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8679Å   b=7.8679Å   c=5.0144Å

α=90°   β=90°   γ=90°

Ca2Fe0.45Mg0.55O7Si2

Ca2Fe0.45Mg0.55O7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8743Å   b=7.8743Å   c=5.0155Å

α=90°   β=90°   γ=90°

Ca2Fe0.45Mg0.55O7Si2

Ca2Fe0.45Mg0.55O7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8776Å   b=7.8776Å   c=5.0153Å

α=90°   β=90°   γ=90°

Ca2Fe0.45Mg0.55O7Si2

Ca2Fe0.45Mg0.55O7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8868Å   b=7.8868Å   c=5.0171Å

α=90°   β=90°   γ=90°

Ca2Fe0.45Mg0.55O7Si2

Ca2Fe0.45Mg0.55O7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8855Å   b=7.8855Å   c=5.0170Å

α=90°   β=90°   γ=90°

Ca2Fe0.45Mg0.55O7Si2

Ca2Fe0.45Mg0.55O7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8859Å   b=7.8859Å   c=5.0179Å

α=90°   β=90°   γ=90°

Ca2Fe0.45Mg0.55O7Si2

Ca2Fe0.45Mg0.55O7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8875Å   b=7.8875Å   c=5.0191Å

α=90°   β=90°   γ=90°

Ca2Fe0.45Mg0.55O7Si2

Ca2Fe0.45Mg0.55O7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8958Å   b=7.8958Å   c=5.0223Å

α=90°   β=90°   γ=90°

Ca2Fe0.45Mg0.55O7Si2

Ca2Fe0.45Mg0.55O7Si2

Kusaka, K.Hagiya, K.Ohmasa, M.Okano, Y.Mukai, M.Iishi, K.Haga, N.

Physics and Chemistry of Minerals (2001) 28, 150-166

a=7.8989Å   b=7.8989Å   c=5.0237Å

α=90°   β=90°   γ=90°

Chalcocite

Bi0.138Cu1.344S

Tomeoka, K.Ohmasa, M.

American Mineralogist (1982) 67, 360-372

a=5.563Å   b=5.563Å   c=5.563Å

α=90°   β=90°   γ=90°