Inorganic Solid Phases

H1.92K0.01Na0.052Ca1.922Mg3.36Fe1.538Mn0.052Ti0.002Al0.194Si7.888O24 (K0.05Na0.02Ca2Mg0.7Mn0.2Fe4.1Al0.02Si8O22.1[OH]1.9) Crystal Structure

General Information

  • Phase Label(s): K0.05Na0.02Ca2Mg0.7Mn0.2Fe4.1Al0.02Si8O22.1[OH]1.9
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): actinolite
  • Pearson Symbol: mS82
  • Space Group: 12
  • Phase Prototype: NaCa2Mg3(Mg0.5Al0.5)2(Al0.25Si0.75)8O22F2
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Huber 512 (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, silicate
  • Interpretation Detail(s): complete structure determined, least-squares refinement; 1287 reflections; I > 3σ(I), R = 0.036; wR = 0.041
  • Sample Detail(s): actinolite sample from U.S.A. Alaska, Prince of Wales Island, Green Monster mine, chemical analysis; 54.84 wt.% SiO2, 0.01 wt.% TiO2, 1.16 wt.% Al2O3, 1.28 wt.% Fe2O3, 11.61 wt.% FeO, 15.68 wt.% MgO, 0.45 wt.% MnO, 12.47 wt.% CaO, 0.16 wt.% Na2O, 0.03 wt.% K2O, single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K0.01Na0.05Ca1.9Mg3.4Mn0.1Fe1.5Al0.2Si7.9O22.1[OH]1.9
  • Alphabetic Formula: Al0.2Ca1.9Fe1.5K0.01Mg3.4Mn0.1Na0.05O22.1[OH]1.9Si7.9
  • Published Formula: H1.92K0.01Na0.052Ca1.922Mg3.36Fe1.538Mn0.052Ti0.002Al0.194Si7.888O24
  • Refined Formula: Al0.19Ca1.92Fe1.54H1.92K0.01Mg3.36Mn0.05Na0.05O24Si7.89Ti0
  • Wyckoff Sequence: 12,j7i3h2ga
  • Z Formula Units: 2
  • Density: ρ = 3.12 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

Anisotropic

Site
U11 [nm2]
U22 [nm2]
U33 [nm2]
U12 [nm2]
U13 [nm2]
U23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1213422

  • 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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