Acta Cryst. (2003). E59, i83-i85  [ doi:10.1107/S1600536803009553 ]

Monoclinic modification of polymorphic TbB₃O₆

A. Goriounova, P. Held, P. Becker and L. Bohatý

Online 9 May 2003

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (O-B) = 0.005 Å
• R factor = 0.036
• wR factor = 0.082
• Data-to-parameter ratio = 33.4

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry

PLATON alerts of the form PLAT_7?? have been detected for an inorganic
structure. These tests are under development  for inorganics and
comments are welcomed. It is not necessary to supply a data
validation response form for these alerts at this time.


 Alert Level A:



PLAT_702  Alert A Angle   Calc   149.01(8), Rep  137.26(16), Dev.    146.88 Sigma
                     O3   -TB1  -O3      3.555   1.555   4.555

PLAT_702  Alert A Angle   Calc    82.79(8), Rep   76.68(11), Dev.     76.38 Sigma
                     O3   -TB1  -O2      4.555   1.555   1.555

PLAT_702  Alert A Angle   Calc    34.19(8), Rep   54.95(10), Dev.    259.50 Sigma
                     O3   -TB1  -O1      4.555   1.555   5.666

PLAT_702  Alert A Angle   Calc    76.24(6), Rep   88.12(10), Dev.    198.00 Sigma
                     O3   -TB1  -O1      4.555   1.555   1.555


 4 Alert Level A = Potentially serious problem

 0 Alert Level B = Potential problem

 0 Alert Level C = Please check

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