Structures by: Ventura D. G.

Total: 69

(Ce0.5 La0.5) (B O (Si O4))

BCe0.5La0.5O5Si

MacDonald, D.J.Burns, P.C.della Ventura, G.Parodi, G.C.Hawthorne, F.C.

Canadian Mineralogist (1993) 31, 147-152

a=6.841Å   b=6.841Å   c=6.702Å

α=90°   β=90°   γ=120°

Ca4 (Ce0.74 Ca0.60 Th0.66) (Al0.48 Fe0.40 Mg0.05 Ti0.10) (Be0.82 Li0.04) B4 Si4 O22 (O0.97 F0.49 (O H)0.54)

Al0.48B4Be0.82Ca4.6Ce0.74F0.49Fe0.4H0.54Li0.04Mg0.05O23.51Si4Th0.66Ti0.1

della Ventura, G.Bonazzi, P.Oberti, R.Ottolini, L.

American Mineralogist (2002) 87, 739-744

a=19.059Å   b=4.729Å   c=10.291Å

α=90°   β=111.33°   γ=90°

Ca4 (Ce1.46 Ca0.37 Th0.17) (Al0.5 Fe0.38 Mg0.03 Ti0.07) (Be1.18 Li0.02) B3.99 Si3.98 O22 (O1.04 F0.53 (O H)0.43)

Al0.5B3.99Be1.18Ca4.37Ce1.46F0.53Fe0.38H0.43Li0.02Mg0.03O23.47Si3.98Th0.17Ti0.07

della Ventura, G.Bonazzi, P.Oberti, R.Ottolini, L.

American Mineralogist (2002) 87, 739-744

a=19.032Å   b=4.746Å   c=10.248Å

α=90°   β=110.97°   γ=90°

(Ca4.79 (Y0.250 La1.134 Ce2.185 Pr0.218 Nd0.583) Th0.72 U0.12) ((Si5.57 P0.25 B0.16) O24) (O H)0.23 F1.77

B0.16Ca4.79Ce2.185F1.77H0.23La1.134Nd0.583O24.23P0.25Pr0.218Si5.57Th0.72U0.12Y0.25

Oberti, R.della Ventura, G.Ottolini, L.Parodi, G.C.

American Mineralogist (2001) 86, 1066-1075

a=9.547Å   b=9.547Å   c=6.991Å

α=90°   β=90°   γ=120°

Na0.98 Ca2.01 (La2.959 Ce3.378 Nd0.429 Pr0.204) (Si5.07 P0.75) O24 ((O H)0.53 F1.47)

Ca2.01Ce3.378F1.47H0.53La2.959Na0.98Nd0.429O24.53P0.75Pr0.204Si5.07

Oberti, R.Ottolini, L.Parodi, G.C.della Ventura, G.

American Mineralogist (2001) 86, 1066-1075

a=9.682Å   b=9.682Å   c=7.066Å

α=90°   β=90°   γ=120°

(K0.24 Na0.73) (Ca1.82 Na0.18) (Mg4.15 Ti0.06 Al0.71 Fe0.08) (Si6.45 Al1.55) O22 (O0.12 (O H)1.25 F0.63)

Al2.26Ca1.82F0.63Fe0.08H1.25K0.24Mg4.15Na0.91O23.37Si6.45Ti0.06

Tait, K.T.Hawthorne, F.C.della Ventura, G.

Canadian Mineralogist (2001) 39, 1725-1732

a=9.8814Å   b=17.967Å   c=5.2927Å

α=90°   β=105.263°   γ=90°

Kircherite

Al36Ca6.986H3.76K12.636Na30.232O169.914S14.656Si36

Camara, F.Bellatreccia, F.Della Ventura, G.Gunter, M. E.Sebastiani, M.Cavallo, A.

American Mineralogist (2012) 97, 1494-1504

a=12.8770Å   b=12.8770Å   c=95.244Å

α=90°   β=90°   γ=120°

Fantappieite

Al96Ca29.2Cl2H20K14.78Na79.84O460S31Si102

Camara, F.Bellatreccia, F.Della Ventura, G.Mottana, A.Bindi, L.Gunter, M. E.Sebastiani, M.

American Mineralogist (2010) 95, 472-480

a=12.8742Å   b=12.8742Å   c=87.215Å

α=90°   β=90°   γ=120°

Farneseite

Al21Ca4.26Cl0.24F0.078H10K4.59Na17.826O111.512S5.366Si21

Camara, F.Bellatreccia, F.Della Ventura, G.Mottana, A.

European Journal of Mineralogy (2005) 17, 839-846

a=12.8784Å   b=12.8784Å   c=37.0078Å

α=90°   β=90°   γ=120°

Phlogopite

Fe0.755H1.421KMg2.245O12Si4

Scordari, F.Ventruti, G.Sabato, A.Bellatreccia, F.Della Ventura, G.Pedrazzi, G.

European Journal of Mineralogy (2006) 18, 379-391

a=5.337Å   b=9.239Å   c=10.237Å

α=90°   β=100.030°   γ=90°

Phlogopite

Fe0.752H1.405KMg2.248O12Si4

Scordari, F.Ventruti, G.Sabato, A.Bellatreccia, F.Della Ventura, G.Pedrazzi, G.

European Journal of Mineralogy (2006) 18, 379-391

a=5.334Å   b=9.240Å   c=10.235Å

α=90°   β=100.021°   γ=90°

Phlogopite

Fe0.807H1.361KMg2.191O12Si4

Scordari, F.Ventruti, G.Sabato, A.Bellatreccia, F.Della Ventura, G.Pedrazzi, G.

European Journal of Mineralogy (2006) 18, 379-391

a=5.337Å   b=9.238Å   c=10.228Å

α=90°   β=100.050°   γ=90°

Phlogopite

Fe0.802H1.403KMg2.198O12Si4

Scordari, F.Ventruti, G.Sabato, A.Bellatreccia, F.Della Ventura, G.Pedrazzi, G.

European Journal of Mineralogy (2006) 18, 379-391

a=5.335Å   b=9.242Å   c=10.231Å

α=90°   β=100.001°   γ=90°

Vlasovite

Na2O11Si4Zr

Sokolova, E.Hawthorne, F. C.Ball, N. A.Mitchell, R. H.Della Ventura, G.

The Canadian Mineralogist (2006) 44, 1349-1356

a=11.0390Å   b=10.0980Å   c=8.5677Å

α=90°   β=100.313°   γ=90°

Vishnevite

Al3K1.29Na1.88O14.62S0.29Si3

Della Ventura, G.Bellatreccia, F.Parodi, G. C.Camara, F.Piccinini, M.

American Mineralogist (2007) 92, 713-721

a=12.7228Å   b=12.7228Å   c=5.1980Å

α=90°   β=90°   γ=120°

NaNa2Mg5Si8O21(OH)3

H3Mg5Na3O24Si8

Camara, F.Oberti, R.Della Ventura, G.Welch, M. D.Maresch, W. V.

American Mineralogist (2004) 89, 1464-1473

a=9.883Å   b=54.082Å   c=5.277Å

α=90.045°   β=103.068°   γ=89.960°

Richterite

Ca1.05Mg5Na2.85O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.Welch, M. D.

American Mineralogist (1997) 82, 291-301

a=9.9076Å   b=17.988Å   c=5.2706Å

α=90°   β=104.252°   γ=90°

Richterite

Ca1.09Mg4.02Na2.73Ni0.98O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.Welch, M. D.

American Mineralogist (1997) 82, 291-301

a=9.9073Å   b=17.978Å   c=5.2669Å

α=90°   β=104.303°   γ=90°

Richterite

Ca1.12Mg2.96Na2.64Ni2.04O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.Welch, M. D.

American Mineralogist (1997) 82, 291-301

a=9.9024Å   b=17.965Å   c=5.2603Å

α=90°   β=104.361°   γ=90°

Richterite

Ca1.07Mg1.95Na2.79Ni3.05O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.Welch, M. D.

American Mineralogist (1997) 82, 291-301

a=9.8956Å   b=17.948Å   c=5.2567Å

α=90°   β=104.413°   γ=90°

Richterite

CaMg1.01Na3Ni3.99O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.Welch, M. D.

American Mineralogist (1997) 82, 291-301

a=9.8886Å   b=17.933Å   c=5.2525Å

α=90°   β=104.461°   γ=90°

Richterite

Ca1.02Na2.98Ni5O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.Welch, M. D.

American Mineralogist (1997) 82, 291-301

a=9.8927Å   b=17.926Å   c=5.2534Å

α=90°   β=104.480°   γ=90°

Richterite

Ca1.1Co1.09Mg3.91Na2.72O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.Welch, M. D.

American Mineralogist (1997) 82, 291-301

a=9.9180Å   b=17.999Å   c=5.2714Å

α=90°   β=104.246°   γ=90°

Richterite

CaCo3.87Mg1.13Na3O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.Welch, M. D.

American Mineralogist (1997) 82, 291-301

a=9.9568Å   b=18.049Å   c=5.2742Å

α=90°   β=104.413°   γ=90°

Richterite

Ca0.94Co5Na3.06O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.Welch, M. D.

American Mineralogist (1997) 82, 291-301

a=9.9724Å   b=18.069Å   c=5.2775Å

α=90°   β=104.261°   γ=90°

Richterite

Ca1.1Co3.04Mg1.96Na2.76O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.Welch, M. D.

American Mineralogist (1997) 82, 291-301

a=9.9436Å   b=18.029Å   c=5.2740Å

α=90°   β=104.259°   γ=90°

Richterite

CaK2Mg5NaO24Si8

Hawthorne, F. C.Della Ventura, G.Robert, J.-L.Welch, M. D.Jenkins, D. M.

American Mineralogist (1997) 82, 708-716

a=10.0547Å   b=17.997Å   c=5.2746Å

α=90°   β=104.832°   γ=90°

Richterite

Ca1.2K1.6Mg5Na0.8O24Si8

Hawthorne, F. C.Della Ventura, G.Robert, J.-L.Welch, M. D.Jenkins, D. M.

American Mineralogist (1997) 82, 708-716

a=10.0209Å   b=18.001Å   c=5.2730Å

α=90°   β=104.786°   γ=90°

Richterite

Ca1.4K1.2Mg5Na0.6O24Si8

Hawthorne, F. C.Della Ventura, G.Robert, J.-L.Welch, M. D.Jenkins, D. M.

American Mineralogist (1997) 82, 708-716

a=9.9884Å   b=18.016Å   c=5.2730Å

α=90°   β=104.746°   γ=90°

Richterite

Ca1.6K0.4Mg5Na0.4O24Si8

Hawthorne, F. C.Della Ventura, G.Robert, J.-L.Welch, M. D.Jenkins, D. M.

American Mineralogist (1997) 82, 708-716

a=9.9548Å   b=18.021Å   c=5.2735Å

α=90°   β=104.724°   γ=90°

Richterite

Ca1.8K0.4Mg5Na0.2O24Si8

Hawthorne, F. C.Della Ventura, G.Robert, J.-L.Welch, M. D.Jenkins, D. M.

American Mineralogist (1997) 82, 708-716

a=9.924Å   b=18.030Å   c=5.2749Å

α=90°   β=104.67°   γ=90°

Hellandite-(Ce)

Al0.83B4Be0.74Ca4.2Ce0.66F0.5Fe0.65H0.5La0.3Li0.24Mg0.11Nd0.24O23.5Pr0.06Si4Th0.36Ti0.41U0.06Y0.12

Oberti, R.Ottolini, L.Camara, F.Della Ventura, G.

American Mineralogist (1999) 84, 913-921

a=19.068Å   b=4.745Å   c=10.289Å

α=90°   β=111.18°   γ=90°

Mottanaite-(Ce)

Al0.497B4Be1.18Ca4.372Ce0.772Eu0.002F0.49Fe0.384Gd0.006H0.544La0.456Li0.026Mg0.035Nd0.142O22.544Pr0.068Si4Sm0.008Th0.152Ti0.07U0.016Y0.006

Della Ventura, G.Bonazzi, P.Oberti, R.Ottolini, L.

American Mineralogist (2002) 87, 739-744

a=19.032Å   b=4.746Å   c=10.248Å

α=90°   β=110.97°   γ=90°

Ciprianiite

Al0.479B4Be0.818Ca4.604Ce0.352Dy0.002Eu0.002F0.49Fe0.377Gd0.008H0.544La0.09Li0.038Mg0.047Mn0.016Nd0.19O22.544Pr0.054Si4Sm0.02Th0.628Ti0.097U0.034Y0.016

Della Ventura, G.Bonazzi, P.Oberti, R.Ottolini, L.

American Mineralogist (2002) 87, 739-744

a=19.059Å   b=4.729Å   c=10.291Å

α=90°   β=111.33°   γ=90°

H2Mg6Na2O24Si8

H2Mg6Na2O24Si8

Iezzi, G.Della Ventura, G.Oberti, R.Camara, F.Holtz, F.

American Mineralogist (2004) 89, 640-646

a=9.689Å   b=17.938Å   c=5.268Å

α=90°   β=102.50°   γ=90°

Fluorbritholite-(Ce)

B0.09Ca2.45Ce1.05F0.88H0.12La0.55Nd0.3O12.12P0.12Pr0.1Si2.79Sm0.05Th0.35U0.05Y0.1

Oberti, R.Ottolini, L.Della Ventura, G.Parodi, G. C.

American Mineralogist (2001) 86, 1066-1075

a=9.547Å   b=9.547Å   c=6.991Å

α=90°   β=90°   γ=120°

Fluorbritholite-(Ce)

Ca1.03Ce1.67F0.88H0.12La1.47Na0.5Nd0.23O12.12P0.39Pr0.1Si2.55

Oberti, R.Ottolini, L.Della Ventura, G.Parodi, G. C.

American Mineralogist (2001) 86, 1066-1075

a=9.682Å   b=9.682Å   c=7.066Å

α=90°   β=90°   γ=120°

D0.63H1.37Mg6.13Na1.71O24Si8

D0.63H1.37Mg6.13Na1.71O24Si8

Iezzi, G.Gatta, G. D.Kockelmann, W.Della Ventura, G.Rinaldi, R.Schafer, W.Piccinini, M.Gaillard, F.

American Mineralogist (2004) 90, 695-700

a=9.71887Å   b=17.93853Å   c=5.26923Å

α=90°   β=102.526°   γ=90°

Parvo-mangano-edenite

Al0.985Ca1.27Fe0.07H2K0.02Mg4.51Mn1.005Na0.74O24Si7.08Ti0.01

Oberti, R.Camara, F.Della Ventura, G.Iezzi, G.Benimoff, A. I.

American Mineralogist (2006) 91, 526-532

a=9.8260Å   b=18.0487Å   c=5.2840Å

α=90°   β=104.55°   γ=90°

Parvo-manganotremolite

Al0.51Ca1.13Fe0.04H2K0.01Mg4.21Mn1.04Na0.48O24Si7.52

Oberti, R.Camara, F.Della Ventura, G.Iezzi, G.Benimoff, A. I.

American Mineralogist (2006) 91, 526-532

a=9.7807Å   b=18.0548Å   c=5.2928Å

α=90°   β=104.19°   γ=90°

Parvo-mangano-edenite

Al0.76CaFe0.04H2K0.02Mg4.56Mn1.27Na0.64O24Si7.36Ti0.01

Oberti, R.Camara, F.Della Ventura, G.Iezzi, G.Benimoff, A. I.

American Mineralogist (2006) 91, 526-532

a=9.795Å   b=18.047Å   c=5.2869Å

α=90°   β=104.28°   γ=90°

Wiluite

Al6.98B2.86Be0.02Ca18.659Ce0.04F1.21Fe1.91H0.79La0.05Mg3.9Mn0.11Nd0.01O78.83Si18Sr0.02Ti0.27

Bellatreccia, F.Camara, F.Ottolini, L.Della Ventura, G.Cibin, G.Mottana, A.

The Canadian Mineralogist (2005) 43, 5 1457-1468

a=15.716Å   b=15.716Å   c=11.704Å

α=90°   β=90°   γ=90°

Richterite

CaH2KMg5NaO24Si8

Robert, J.-L.Della Ventura, G.Raudsepp, M.Hawthorne, F. C.

European Journal of Mineralogy (1993) 5, 199-206

a=10.0547Å   b=17.997Å   c=5.2746Å

α=90°   β=104.832°   γ=90°

Richterite

Ca0.5H2KMg5NaO24Si8Sr0.5

Robert, J.-L.Della Ventura, G.Raudsepp, M.Hawthorne, F. C.

European Journal of Mineralogy (1993) 5, 199-206

a=10.1063Å   b=18.056Å   c=5.2717Å

α=90°   β=105.168°   γ=90°

Richterite

H2KMg5NaO24Si8Sr

Robert, J.-L.Della Ventura, G.Raudsepp, M.Hawthorne, F. C.

European Journal of Mineralogy (1993) 5, 199-206

a=10.1534Å   b=18.115Å   c=5.2723Å

α=90°   β=105.421°   γ=90°

H2Mg6.19Na1.62O24Si8

H2Mg6.19Na1.62O24Si8

Camara, F.Oberti, R.Iezzi, G.Della Ventura, G.

Physics and Chemistry of Minerals (2003) 30, 570-581

a=9.685Å   b=17.920Å   c=5.268Å

α=90°   β=102.44°   γ=90°

H2Mg6.19Na1.62O24Si8

H2Mg6.19Na1.62O24Si8

Camara, F.Oberti, R.Iezzi, G.Della Ventura, G.

Physics and Chemistry of Minerals (2003) 30, 570-581

a=9.706Å   b=17.986Å   c=5.286Å

α=90°   β=102.37°   γ=90°

H2Mg6.19Na1.62O24Si8

H2Mg6.19Na1.62O24Si8

Camara, F.Oberti, R.Iezzi, G.Della Ventura, G.

Physics and Chemistry of Minerals (2003) 30, 570-581

a=9.723Å   b=18.027Å   c=5.301Å

α=90°   β=102.26°   γ=90°

Ferri-clinoholmquistite

Fe2.09H2Li1.46Mg3.65O24Si8

Iezzi, G.Camara, F.Della Ventura, G.Oberti, R.Pedrazzi, G.Robert, J.-L.

Physics and Chemistry of Minerals (2004) 31, 375-385

a=9.466Å   b=17.970Å   c=5.288Å

α=90°   β=101.84°   γ=90°

Pargasite

Al1.47Ca1.82Fe0.08H2K0.48Mg4.15Na1.64O24Si7.24Ti0.06

Tait, K. T.Hawthorne, F. C.Della Ventura, G.

The Canadian Mineralogist (2001) 39, 1725-1732

a=9.8814Å   b=17.967Å   c=5.2927Å

α=90°   β=105.263°   γ=90°

Richterite

CaH2KMg5NaO24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.0547Å   b=17.997Å   c=5.2746Å

α=90°   β=104.832°   γ=90°

Richterite

CaH2KMg3.86NaNi1.14O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.0536Å   b=17.982Å   c=5.2702Å

α=90°   β=104.879°   γ=90°

Richterite

CaH2KMg2.75NaNi2.25O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.0492Å   b=17.975Å   c=5.2661Å

α=90°   β=104.904°   γ=90°

Richterite

CaH2KMg0.93NaNi4.07O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.0382Å   b=17.954Å   c=5.2610Å

α=90°   β=104.954°   γ=90°

Richterite

CaH2KMg1.78NaNi3.22O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.0436Å   b=17.962Å   c=5.2633Å

α=90°   β=104.936°   γ=90°

Richterite

CaH2KNaNi5O24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.0297Å   b=17.942Å   c=5.2576Å

α=90°   β=104.982°   γ=90°

Richterite

CaCo1.01H2KMg3.99NaO24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.0711Å   b=18.015Å   c=5.2760Å

α=90°   β=104.836°   γ=90°

Richterite

CaCo1.98H2KMg3.02NaO24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.0817Å   b=18.021Å   c=5.2753Å

α=90°   β=104.832°   γ=90°

Richterite

CaCo2.92H2KMg2.08NaO24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.0923Å   b=18.032Å   c=5.2742Å

α=90°   β=104.829°   γ=90°

Richterite

CaCo3.82H2KMg1.18NaO24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.1065Å   b=18.052Å   c=5.2743Å

α=90°   β=104.844°   γ=90°

Richterite

CaCo5H2KNaO24Si8

Della Ventura, G.Robert, J.-L.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 633-640

a=10.1166Å   b=18.066Å   c=5.2752Å

α=90°   β=104.846°   γ=90°

Richterite

CaH2KMg5NaO24Si7.4Ti0.6

Della Ventura, G.Robert, J.-L.Beny, J.-M.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 980-987

a=10.0746Å   b=18.0337Å   c=5.2979Å

α=90°   β=104.906°   γ=90°

Richterite

CaF0.4H1.6KMg5NaO23.6Si7.44Ti0.56

Della Ventura, G.Robert, J.-L.Beny, J.-M.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 980-987

a=10.0613Å   b=18.0314Å   c=5.2963Å

α=90°   β=104.896°   γ=90°

Richterite

CaF0.8H1.2KMg5NaO23.2Si7.52Ti0.48

Della Ventura, G.Robert, J.-L.Beny, J.-M.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 980-987

a=10.0427Å   b=18.0254Å   c=5.2922Å

α=90°   β=104.875°   γ=90°

Richterite

CaF1.2H0.8KMg5NaO22.8Si7.6Ti0.4

Della Ventura, G.Robert, J.-L.Beny, J.-M.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 980-987

a=10.0262Å   b=18.0194Å   c=5.2871Å

α=90°   β=104.874°   γ=90°

Richterite

CaF2KMg5NaO22Si7.84Ti0.16

Della Ventura, G.Robert, J.-L.Beny, J.-M.Raudsepp, M.Hawthorne, F. C.

American Mineralogist (1993) 78, 980-987

a=10.0149Å   b=18.0099Å   c=5.2862Å

α=90°   β=104.954°   γ=90°

Chevkinite-(Ce)

Ce4Fe3O22Si4Ti2

Sokolova, E. V.Hawthorne, F. C.Della Ventura, G.Kartashov, P. M.

The Canadian Mineralogist (2004) 42, 1013-1025

a=13.4319Å   b=5.7628Å   c=11.0914Å

α=90°   β=100.629°   γ=90°

Chevkinite-(Ce)

Ca0.05Ce4Fe2.04Mn0.04Nb0.16O22Si4Ti2.57Y0.03Zr0.03

Sokolova, E. V.Hawthorne, F. C.Della Ventura, G.Kartashov, P. M.

The Canadian Mineralogist (2004) 42, 1013-1025

a=13.400Å   b=5.7232Å   c=11.0573Å

α=90°   β=100.537°   γ=90°

Chevkinite-(Ce)

Ce4Fe2.22Mn0.06Nb0.16O22Si4Ti2.55Zr0.01

Sokolova, E. V.Hawthorne, F. C.Della Ventura, G.Kartashov, P. M.

The Canadian Mineralogist (2004) 42, 1013-1025

a=13.368Å   b=5.7243Å   c=11.041Å

α=90°   β=100.516°   γ=90°