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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
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CC=24948 Help
TitlePinakiolite, Mg2 Mn(III) O2 B O3, warwickite, Mg (Mg.5 Ti.5) O (B O3), wightmanite, Mg5 (O) (O H)5 (B O3) * (H2 O)n: Crystal chemistry of complex 3A wallpaper structures.
AuthorsMoore, P.B.;Araki, T.
ReferenceIC&volume=59&fpage=985&details=yes target=icsd_help>American Mineralogist (1974) 59, 985-100
Link XRef SCOPUS Google
CompoundB1 Mg1.8 Mn1.09 O5 - [Pinakiolite] Magnesium manganese(III) manganese(IV) oxide borate (1.8/1/.09/2/1) [A8B8C15X40] [mS71] [j3 i9 e d c b a] []
Cell21.790(10), 5.977(5), 5.341(5), 90., 95.83(5), 90.
C12/M1 (12) V=692.01
RemarksD M =Pinakiolite : =Mn : =36-413 :
No R value given in the paper.
Calculated density unusual but tolerable.

Atom (site) Oxid. x, y, z, B, Occupancy
Mg1(2b)2
Mg2(2d)2
Mg3(4e)2
Mg4(8j)2
Mn1(2a)3
Mn2(2c)3
Mn3(4i)3
Mn4(4e)4
Mn5(8j)4
B1(4i)3
B2(4i)3
O1(4i)-2
O2(4i)-2
O3(4i)-2
O4(4i)-2
O5(4i)-2
O6(4i)-2
O7(8j)-2
O8(8j)-2
0.5001.950.83
0.500.52.060.77
0.250.2500.600.84
0.380.240.700.640.99
0.50.500.731
0.50.50.50.701
0.2500.490.571
0.250.2500.600.16
0.380.240.700.640.01
0.1300.800.571
0.3600.190.851
0.390.5-.010.731
0.390.50.430.651
0.1900.830.741
0.400-.011.021
0.4000.430.941
0.3000.170.891
0.510.270.250.921
0.290.250.670.761

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