Inorganic Solid Phases

Ca1.42Mn1.46Mg0.03Fe0.21Al1.88Si4BO15(OH) (Ca2Mg0.2Mn0.15Fe0.65Al2[Si2O7]2BO[OH]) Crystal Structure

General Information

  • Phase Label(s): Ca2Mg0.2Mn0.15Fe0.65Al2[Si2O7]2BO[OH]
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): tinzenite
  • Pearson Symbol: aP52
  • Space Group: 2
  • Phase Prototype: Ca2(Mn0.5Fe0.5)Al2[Si2O7]2BO[OH]
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Syntex P1 (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, disilicate, borate
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement, R = 0.0417; wR = 0.0417
  • Sample Detail(s): tinzenite sample from Switzerland, Graubünden (Grisons), Falotta, electron microprobe analysis; composition determined as Ca1.42Mg0.03Mn1.46Fe0.21Al1.88Si4BO15[OH]1.03, single crystal (determination of cell parameters), single crystal, 0.15×0.25×0.25 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Ca1.42Mg0.03Mn1.46Fe0.21Al1.88[Si2O7]2BO[OH]
  • Alphabetic Formula: Al1.88BCa1.42Fe0.21Mg0.03Mn1.46O[OH][Si2O7]2
  • Published Formula: Ca1.42Mn1.46Mg0.03Fe0.21Al1.88Si4BO15(OH)
  • Refined Formula: Al1.88BCa1.42Fe0.21HMg0.03Mn1.46O16Si4
  • Wyckoff Sequence: 2,i26
  • Z Formula Units: 2
  • Density: ρ = 3.43 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
B [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1121603

  • 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

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