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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=42704 Help
TitlePreparation, structure, and properties of some chromium selenides. Crystal growth with selenium vaporas a novel transport element.
AuthorsWehmeier, F.H.;Keve, E.T.;Abrahams, S.C.
ReferenceInorganic Chemistry (1970) 9, 212-213
Link XRef SCOPUS Google
CompoundCr5.334 Se8.001 - Chromium selenide - M [A5X8] [mS13] [i3 d] []
Cell6.227(1), 3.582(1), 11.528(2), 90., 90.77, 90.
I12/M1 (12) V=257.11
RemarksD P =23-930 :
Calculated density unusual but tolerable.
No R value given in the paper.
At least one temperature factor missing in the paper.
The coordinates are those given in the paper but the atomic distances do not agree with those calculated during testing.The coordinates are probably correct.
Se2 was given as 2/3 0 5/8
Ideal positions, cp. 26976

Atom (site) Oxid. x, y, z, B, Occupancy
Cr1(4i)3
Cr2(2d)3
Se1(4i)-2
Se2(4i)-2
000.2501
000.500.66
0.6600.3701
0.3300.1201

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