Structures by: Johnsen O.

Total: 30

(Zr1.28 Ca1.18 Fe0.24 Mn1.10 Ce0.08 Y0.04) (Ca5 Na5) (Ti1.74 Nb0.2 Zr0.06) (Si2 O7)4 F4 (O2.4 F1.6)

Ca6.18Ce0.08F5.6Fe0.24Mn1.1Na5Nb0.2O30.4Si8Ti1.74Y0.04Zr1.34

Christiansen, C.C.Gault, R.A.Grice, J.D.Johnsen, O.

European Journal of Mineralogy (1,1989-) (2003) 15, 551-554

a=10.032Å   b=11.333Å   c=7.202Å

α=90.192°   β=100.334°   γ=111.551°

(Y0.96 Dy0.04) (Ti1.08 Nb0.92) O5.92 (O H)0.08

Dy0.04H0.08Nb0.92O6Ti1.08Y0.96

Johnsen, O.Stahl, K.Petersen, O.V.Micheelsen, H.I.

Neues Jahrbuch fuer Mineralogie. Monatshefte (Band=Jahr) (1950-) (1999) 1999, 1-10

a=14.6673Å   b=5.5925Å   c=5.1888Å

α=90°   β=90°   γ=90°

Hundholmenite-(Y)

Al0.66As0.48B3Ca3.15F11.16Fe0.27Mn0.03Na0.27O39.64P0.05Si6.69Sm7.71Y4.38

Raade, G.Johnsen, O.Erambert, M.Petersen, O. V.

Mineralogical Magazine (2007) 71, 179-192

a=10.675Å   b=10.675Å   c=27.02Å

α=90°   β=90°   γ=120°

Polycrase-(Y)

Dy0.02Nb0.46O3Ti0.54Y0.48

Johnsen, O.Stahl, K.Petersen, O. V.Micheelsen, H. I.

Neues Jahrbuch fur Mineralogie, Monatshefte (1999) 1999, 1-10

a=14.6673Å   b=5.5925Å   c=5.1888Å

α=90°   β=90°   γ=90°

Taseqite

Ca5.151Cl1.74Fe1.932Hf0.051K0.171Mn1.503Na10.65Nb1.27O76.401Si24.45Sn0.03Sr3.87Y0.138Zr2.88

Petersen, O. V.Johnsen, O.Gault, R. A.Niedermayr, G.Grice, J. D.

Neues Jahrbuch fur Mineralogie, Monatshefte (2004) 2004, 83-96

a=14.2828Å   b=14.2828Å   c=30.0222Å

α=90°   β=90°   γ=120°

Eudialyte

Ca5.58Ce0.234Cl0.684Fe1.77H1.356K0.3La0.096Mn1.38Na14.19Nb0.318O76.256Si25.68Sr0.12Zr3

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.2646Å   b=14.2646Å   c=30.186Å

α=90°   β=90°   γ=120°

Eudialyte

Ca4.68Ce0.45Cl0.764Fe2.28H1.244K0.3La0.33Mn1.86Na13.02Nb0.62Nd0.12O78.494Si25.12Sr0.12Ta0.04Ti0.06Y0.18Zr3

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.2277Å   b=14.2277Å   c=29.987Å

α=90°   β=90°   γ=120°

Kentbrooksite

Ca3.72Ce0.39Cl0.4Fe1.05H1.58K0.24La0.24Mn3.42Na13.35Nb0.79Nd0.09O76.7Si25.33Sr0.12Ti0.12Y0.12Zr2.76

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.1854Å   b=14.1854Å   c=30.101Å

α=90°   β=90°   γ=120°

Oneillite

Ca1.77Ce1.08Cl0.721Fe1.425H1.269K0.195La0.63Mn3.72Na13.59Nb0.93Nd0.33O76.769Pr0.09Si25Y0.24Zr3.18

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.2084Å   b=14.2084Å   c=29.959Å

α=90°   β=90°   γ=120°

Khomyakovite

Ca6.39Ce0.039Cl0.636Fe2.1H1.362K0.36La0.036Mn0.81Na11.37Nb0.31O77.092Si25Sr2.745W0.52Zr2.97

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.2959Å   b=14.2959Å   c=30.084Å

α=90°   β=90°   γ=120°

Eudialyte

Ca8.04Ce0.15Cl0.972Fe1.53H1.036K0.18La0.09Mn0.72Na11.82Nb0.288O75.776Si25.708Y0.66Zr3

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.256Å   b=14.256Å   c=30.351Å

α=90°   β=90°   γ=120°

Eudialyte

Ca6.42Ce0.24Cl0.96Dy0.06Er0.06F0.534Fe1.56Gd0.06H0.51K0.42La0.06Mg0.096Mn0.54Na12.324Nb0.16Nd0.06O75.13Si25.62Sr0.06Ti0.22Y0.78Yb0.06Zr3

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.225Å   b=14.225Å   c=30.302Å

α=90°   β=90°   γ=120°

Eudialyte

Ca3.78Ce0.18Cl0.444Fe1.53H0.564K0.36La0.18Mn2.28Na13.5Nb0.08O75.144Si25.92Sr0.12Ti0.75Y0.18Zr2.67

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.1697Å   b=14.1697Å   c=30.142Å

α=90°   β=90°   γ=120°

Eudialyte

Ca6.6Ce0.03Cl0.998Fe1.89H0.998K0.36Mn0.69Na13.08Nb0.16O75.098Si25.88Sr0.66Ti0.21Y0.09Zr2.79

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.273Å   b=14.273Å   c=30.131Å

α=90°   β=90°   γ=120°

Eudialyte

Ba0.06Ca6.78Ce0.06Cl0.841Fe1.05H1.139K0.3La0.06Mn1.44Na11.64Nb0.715O76.004Si25.38Sr1.32Ti0.345Y0.06Zr2.58

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.271Å   b=14.271Å   c=30.160Å

α=90°   β=90°   γ=120°

Eudialyte

Ca6.63Ce0.03ClFe1.77HK0.27Mn0.75Na13.26Nb0.26O76.26Si25.7Sr0.75Ti0.21Y0.06Zr2.79

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.2691Å   b=14.2691Å   c=30.163Å

α=90°   β=90°   γ=120°

Kentbrooksite

Al0.15Ca3.36Ce0.71Cl0.269F1.541Fe0.75H0.192Hf0.06K0.3La0.58Mn3.78Na13.93Nb0.55Nd0.138O75.752Si25.11Sr0.15Ti0.2Y0.42Zr2.95

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.199Å   b=14.199Å   c=30.139Å

α=90°   β=90°   γ=120°

Eudialyte

Ca5.22Ce0.192Cl1.6Fe2.61H0.4K0.3La0.018Mn0.6Na14.28Nb0.128Nd0.036O74.94Si25.918Sr0.06Ti0.09Y0.18Zr2.85

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.2257Å   b=14.2257Å   c=30.006Å

α=90°   β=90°   γ=120°

Kentbrooksite

Ca4.95Ce0.582Cl0.45Fe1.05H1.549K0.33La0.408Mn2.49Na13.05Nb0.95Nd0.15O77.549Si24.93Sr0.72Y0.24Zr2.97

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.2784Å   b=14.2784Å   c=30.089Å

α=90°   β=90°   γ=120°

Kentbrooksite

Al0.84Ba0.03Ca3.51Ce0.573Cl0.798F1.2Fe1.5K0.285La0.327Mn2.16Na12.96Nb0.46Nd0.327O74.93Si24.94Sr0.57Ti0.36Y0.51Yb0.141Zr3.086

Johnsen, O.Grice, J. D.

The Canadian Mineralogist (1999) 37, 865-891

a=14.220Å   b=14.220Å   c=30.150Å

α=90°   β=90°   γ=120°

Qaqarssukite-(Ce)

C2BaCeFO6

Grice, J. D.Gault, R. A.Rowe, R.Johnsen, O.

The Canadian Mineralogist (2006) 44, 1137-1146

a=7.242Å   b=7.242Å   c=18.192Å

α=90°   β=90°   γ=120°

Kochite

Ca3.27Ce0.08F5.6Fe0.24Mn1.1Na6.91Nb0.1O30.4Si8Ti0.87Y0.04Zr1.31

Christiansen, C. C.Gault, R. A.Grice, J. D.Johnsen, O.

European Journal of Mineralogy (2003) 15, 551-554

a=10.032Å   b=11.333Å   c=7.202Å

α=90.192°   β=100.334°   γ=111.551°

Kvanefjeldite

Ca0.5H2Mn0.5Na4O16Si6

Johnsen, O.Leonardsen, E. S.Falth, L.Annehed, H.

Neues Jahrbuch fur Mineralogie, Monatshefte (1983) 1983, 505-512

a=10.213Å   b=15.878Å   c=9.058Å

α=90°   β=90°   γ=90°

Emeleusite

FeLiNa2O15Si6

Johnsen, O.Nielsen, K.Sotofte, I.

Zeitschrift fur Kristallographie (1978) 147, 297-306

a=10.072Å   b=17.337Å   c=14.004Å

α=90°   β=90°   γ=90°

Normandite

Ca0.83FMnNa1.17O8Si2Ti0.612Zr0.388

Perchiazzi, N.McDonald, A. M.Gault, R. A.Johnsen, O.Merlino, S.

The Canadian Mineralogist (2000) 38, 641-648

a=10.798Å   b=9.835Å   c=7.090Å

α=90°   β=108.08°   γ=90°

Normandite

Ca0.936FMn0.784Na1.28Nb0.124O8Si2Ti0.876

Perchiazzi, N.McDonald, A. M.Gault, R. A.Johnsen, O.Merlino, S.

The Canadian Mineralogist (2000) 38, 641-648

a=10.799Å   b=9.801Å   c=7.054Å

α=90°   β=108.075°   γ=90°

Rosenbuschite

Ca7.905Ce0.03F6.04Fe0.11Hf0.04Mn0.22Na3.975Nb0.17O29.96Si8Ti0.95Y0.15Zr2.45

Christiansen, C. C.Johnsen, O.Makovicky, E.

The Canadian Mineralogist (2003) 41, 1203-1224

a=10.137Å   b=11.398Å   c=7.2714Å

α=90.216°   β=100.308°   γ=111.868°

Gotzenite

Ca4.91Ce0.25F3Fe0.05Mn0.11Na1.59Nb0.03O15Si4Ti0.92Y0.06Zr0.09

Christiansen, C. C.Johnsen, O.Makovicky, E.

The Canadian Mineralogist (2003) 41, 1203-1224

a=9.6192Å   b=5.7249Å   c=7.3307Å

α=89.921°   β=101.132°   γ=100.639°

Seidozerite

Ca0.26F3Fe0.32Mg0.305Mn0.425Na3.91Nb0.04O15Si4Ti1.36Zr1.38

Christiansen, C. C.Johnsen, O.Makovicky, E.

The Canadian Mineralogist (2003) 41, 1203-1224

a=5.5558Å   b=7.0752Å   c=18.406Å

α=90°   β=102.713°   γ=90°

Kentbrooksite

Al0.13Ca3.27Cl0.269F1.51Fe0.79H0.22Hf0.06K0.3Mg0.05Mn3.68Na14.479Nb0.55O75.81Si25.1Sr0.15Ti0.23Y0.42Zr2.93

Johnsen, O.Grice, J. D.Gault, R. A.

European Journal of Mineralogy (1998) 10, 207-219

a=14.1686Å   b=14.1686Å   c=30.0847Å

α=90°   β=90°   γ=120°