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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
***Click the ANX, Pearson or Wyckoff Symbol to find structures with that symbol***.
CC=100141 Help
TitleThe structure of slawsonite, a strontium analog of paracelsian.
AuthorsGriffen, D.T.;Ribbe, P.H.;Gibbs, G.V.
ReferenceIC&volume=62&fpage=31&details=yes target=icsd_help>American Mineralogist (1977) 62, 31-35
Link XRef SCOPUS Google
CompoundAl2 Ca0.13 O8 Si2 Sr0.87 - [Slawsonite] Strontium calcium tecto-dialumodisilicate * [AB2C2X8] [mP52] [e13] []
Cell8.888(2), 9.344(2), 8.326(3), 90., 90.33(2), 90.
P121/A1 (14) V=691.46
RemarksR=0.048000 : M =Slawsonite : P =37-462 :
R(isotropic)=0.05
PDF 37-462, mean T-O: 1.748, 1.623, 1.624, 1.748

Atom (site) Oxid. x, y, z, B, Occupancy
Sr1(4e)2
Ca1(4e)2
Al1(4e)3
Si1(4e)4
Si2(4e)4
Al2(4e)3
O1(4e)-2
O2(4e)-2
O3(4e)-2
O4(4e)-2
O5(4e)-2
O6(4e)-2
O7(4e)-2
O8(4e)-2
0.890.410.2500.87
0.890.410.2500.13
0.230.920.9301
0.240.910.5601
0.050.200.9401
0.050.190.5701
0.190.090.0101
0.180.070.4901
0.110.360.9401
0.120.360.5501
0.920.190.0601
0.890.190.4301
0.000.150.7601
0.310.920.7401
Atom (site) Oxid. Beta11, Beta22, Beta33, Beta12, Beta13, Beta23
Sr1(4e)2
Ca1(4e)2
Al1(4e)3
Si1(4e)4
Si2(4e)4
Al2(4e)3
O1(4e)-2
O2(4e)-2
O3(4e)-2
O4(4e)-2
O5(4e)-2
O6(4e)-2
O7(4e)-2
O8(4e)-2
0.000.000.000.000.000.00
0.000.000.000.000.000.00
0.000.000.000.000.000.00
0.000.000.000.000.000.00
0.000.000.00-.000.000.00
0.000.000.00-.000.000.00
0.000.000.000.000.000.00
0.000.000.000.000.000.00
0.000.000.00-.00-.000.00
0.000.000.00-.000.00-.00
0.000.000.00-.000.00-.00
0.000.000.000.000.000.00
0.000.000.00-.000.000.00
0.000.000.00-.000.000.00

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