IMA2004-044 Mineral Data

IMA2004-044 Mineral Data

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General IMA2004-044 Information

Chemical Formula:

Na(Mn,Mg,Zn)9[VSi9O28(OH)](OH)3

Composition:

Molecular Weight = 1,328.20 gm

Sodium 1.73 % Na 2.33 % Na₂O

Magnesium 4.94 % Mg 8.19 % MgO

Manganese 22.75 % Mn 29.37 % MnO

Vanadium 3.84 % V 6.85 % V₂O₅

Zinc 8.86 % Zn 11.03 % ZnO

Silicon 19.03 % Si 40.71 % SiO₂

Hydrogen 0.30 % H 2.71 % H₂O

Oxygen 38.55 % O

______ ______

100.00 % 101.20 % = TOTAL OXIDE

Empirical Formula:

NaMn²⁺_5.5Mg_2.7Zn_1.8V⁵⁺Si₉O₂₈(OH)₄

Environment:

Related to saneroite

IMA Status:

Proposed IMA 2004 (Dana # Added)

Locality:

Fianel Alp, Ferrera valley, Graubünden, Switzerland Link to MinDat.org Location Data.

Name Origin:

Commission on New Minerals and Mineral Names (CNMMN)

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IMA2004-044 Crystallography

Axial Ratios:

a:b:c =0.9726:1:1.3708

Cell Dimensions:

a = 9.831, b = 10.107, c = 13.855, Z = 2; alpha = 86.222°, beta = 73.383°, gamma = 71.987° V = 1,251.78 Den(Calc)= 3.52

Crystal System:

Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.71(1), 3.09(0.8), 7.91(0.7),8.68(0.5), 2.92(0.4), 3.22(0.4), 3.94(0.3), 4.83(0.3),

Optical Properties of IMA2004-044

Optical Data:

NCalc= 1.75 - from Gladstone-Dale relationship (KC = 0.2133) where Ncalc=Dcalc*KC+1

Calculated Properties of IMA2004-044

Electron Density:

r_electron=3.41 gm/cc
note: r_IMA2004-044=3.52 gm/cc.

Fermion Index

Fermion Index = 0.01774
Boson Index = 0.98226

Photoelectric:

PE_IMA2004-044= 11.78 barns/electron
U=PE_IMA2004-044 x r_electron= 40.19 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

IMA2004-044 is Not Radioactive

IMA2004-044 Classification

Dana Class:

69.2.2.2 (69)Inosilicate Chains with Side Branches or Loops

(69.2)with P>2

(69.2.2)Dana Group

69.2.2.1 Saneroite Na2(Mn,Fe)10Si11VO34(OH)4 P1 1

69.2.2.2 IMA2004-044 ! Na(Mn,Mg,Zn)9[VSi9O28(OH)](OH)3 P1 1

Strunz Class:

VIII/FX.00-00 VIII - Silicates

VIII/FX - Unclassified Strunz Inosilicates

VIII/FX.00 - Inosilicate

Other IMA2004-044 Information

See Also:

Links to other databases for IMA2004-044 :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch)

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Print or Cut-and-Paste your IMA2004-044 Specimen Label here :

IMA2004-044

Na(Mn,Mg,Zn)9[VSi9O28(OH)](OH)3
Dana No: 69.2.2.2 Strunz No: VIII/FX.00-00
Locality:

Notes: