Inorganic Solid Phases

Sr2MnO2Ag2Se2 (Sr2Ag2MnSe2O2) Crystal Structure

General Information

  • Phase Label(s): Sr2Ag2MnSe2O2
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: tI18
  • Space Group: 139
  • Phase Prototype: Sr2Cu2MnS2O2
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; PANalytical X'Pert PRO MPD (determination of structural parameters), X-rays, Cu Kα; λ = 0.15418 nm (determination of cell and structural parameters), T = 298(2) K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide
  • Interpretation Detail(s): complete structure determined, Rietveld refinement, multiphase, RP = 0.0357; wRP = 0.0457
  • Sample Detail(s): sample prepared from SrO, Mn, Ag, amounts of SrSe (13.91 wt.%), Ag (6.87 wt.%) and Ag2Se (5.81 wt.%), powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Sr2Ag2MnSe2O2
  • Alphabetic Formula: Ag2MnO2Se2Sr2
  • Published Formula: Sr2MnO2Ag2Se2
  • Refined Formula: Ag1.44MnO2Se2Sr2
  • Wyckoff Sequence: 139,e2dca
  • Z Formula Units: 2
  • Density: ρ = 6.61 Mg·m−3

Crystallographic Data

Cell Parameters

Published Data
Standardized Data
Unit Cell
Niggli-Reduced Cell
Space Group
a
b
c
α
β
γ
a/b
b/c
c/a
V

Atom Coordinates

Standardized

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation
Co-ord. No.
Atomic Env.

Published

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation

Displacement Parameters

Isotropic

Site
Published
U [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1935518

  • Copyright

    ©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016

  • Chief Editor

    Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland

    villars.mpds@bluewin.ch

  • Credits

    SpringerMaterials Release 2016.

    Data generated pre-2002: © Springer & MPDS & NIMS; post-2001: © Springer & MPDS

    All Rights Reserved. Version 2016.10.

    Project Coordinator: Shuichi Iwata

    Section-Editor: Karin Cenzual (Crystal Structures)

  • Cite this content

    Citation copied