Heftetjernite
Kolitsch U, Kristiansen R, Raade G, Tillmanns E
European Journal of Mineralogy 22 (2010) 309-316
Heftetjernite, a new scandium mineral from the Heftetjern pegmatite, Tordal, Norway
Locality: the Heftetjern pegmatite, Tordal, Norway
_database_code_amcsd 0007337
4.784 5.693 5.120 90 91.15 90 P2/c
atom     x      y     z  occ   Uiso U(1,1) U(2,2) U(3,3) U(1,2)  U(1,3) U(2,3)
Sc      .5 .67390   .25  .50 .00540  .0046  .0065  .0051      0  .00044      0
Sn      .5 .67390   .25  .20 .00540  .0046  .0065  .0051      0  .00044      0
Mn      .5 .67390   .25  .18 .00540  .0046  .0065  .0051      0  .00044      0
Fe      .5 .67390   .25  .07 .00540  .0046  .0065  .0051      0  .00044      0
Ti      .5 .67390   .25  .05 .00540  .0046  .0065  .0051      0  .00044      0
Ta      .0 .17541   .25 .580 .00513 .00486 .00506 .00546      0 -.00057      0
Nb      .0 .17541   .25 .420 .00513 .00486 .00506 .00546      0 -.00057      0
O1   .2197  .1076 .9325       .0101  .0101  .0101  .0103 -.0010   .0001 -.0012
O2   .2644  .3845 .4067       .0097  .0092  .0099  .0098  .0017  -.0005  .0000