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1 entry selected.
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=27818 Help
TitleLa composition chimique et la structure cristalline du pyrochlore d'Oka, P.Q..
AuthorsPerrault, G.
ReferenceIC&volume=9&fpage=383&details=yes target=icsd_help>Canadian Mineralogist (1968) 9, 383-402
Link XRef SCOPUS Google
CompoundH1.26 Ca11.21 Ce1.67 F3.59 Fe0.75 La0.23 Mn0.12 Na2.1 Nb11.29 Nd0.23 O52.53 Sr0.08 Ta0.5 Ti2.53 U0.06 Y0.06 Zr1.05 - [Pyrochlore] Sodium calcium strontium manganese cerium lanthanum neodymium yttrium uranium niobium tantalum titanium zirconium iron oxide hydroxide fluoride * [A2B2XY6] [cF89] [f d c a] []
Cell10.3947(5), 10.3947(5), 10.3947(5), 90., 90., 90.
FD3-MS (227) V=1123.15
RemarksR=0.195000 : D M =Pyrochlore : =17-746 : X
Calculated density unusual but tolerable.
Deviation of the charge sum from zero tolerable.

Atom (site) Oxid. x, y, z, B, Occupancy
Na1(16c)1
Ca1(16c)2
Sr1(16c)2
Mn1(16c)2
Ce1(16c)3
La1(16c)3
Nd1(16c)3
Y1(16c)3
U1(16c)4
Nb1(16d)5
Ta1(16d)5
Ti1(16d)4
Zr1(16d)4
Fe1(16d)3
F1(8a)-1
O1(8a)-2
O2(8a)-2
O3(48f)-2
H1(8a)1
0.120.120.122.0.13
0.120.120.122.0.70
0.120.120.122.0.00
0.120.120.122.0.00
0.120.120.122.0.10
0.120.120.122.0.01
0.120.120.122.0.01
0.120.120.122.0.00
0.120.120.122.0.00
0.620.620.622.0.70
0.620.620.622.0.03
0.620.620.622.0.15
0.620.620.622.0.06
0.620.620.622.0.04
0002.0.44
0002.0.15
0002.0.40
0.31002.1
00.15

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