IMA2004-005 Mineral Data

IMA2004-005 Mineral Data

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General IMA2004-005 Information

Chemical Formula:

CsFe2S3

Composition:

Molecular Weight = 340.80 gm

Cesium 39.00 % Cs

Iron 32.77 % Fe

Sulfur 28.23 % S

______

100.00 %

Empirical Formula:

CsFe²⁺₂S₃

Environment:

Cs-dominant analogue of rasvumite and picotpaulite

IMA Status:

Proposed IMA 2004 (Dana # Added)

Locality:

Palitra pegmatite, Lovozero, Kola Peninsula, Russia Link to MinDat.org Location Data.

Name Origin:

Commission on New Minerals and Mineral Names (CNMMN)

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IMA2004-005 Crystallography

Axial Ratios:

a:b:c =0.8427:1:0.4877

Cell Dimensions:

a = 9.477, b = 11.245, c = 5.485, Z = 4; V = 584.53 Den(Calc)= 3.87

Crystal System:

Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: C mcm

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

By Intensity(I/I_o): 2.981(1), 1.91(0.6), 1.565(0.4),2.723(0.4), 1.785(0.3), 2.003(0.3), 4.69(0.3), 4.28(0.2),

Calculated Properties of IMA2004-005

Electron Density:

r_electron=3.52 gm/cc
note: r_IMA2004-005=3.87 gm/cc.

Fermion Index

Fermion Index = 0.00906
Boson Index = 0.99094

Photoelectric:

PE_IMA2004-005= 175.49 barns/electron
U=PE_IMA2004-005 x r_electron= 617.79 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

IMA2004-005 is Not Radioactive

IMA2004-005 Classification

Dana Class:

2.9.11.2 (2)Sulfides - Including Selenides and Tellurides

(2.9)where Am Bn Xp, with (m+n):p=1:1

(2.9.11)Dana Group

2.9.11.1 Rasvumite KFe2S3 C mcm 2/m 2/m 2/m

2.9.11.2 IMA2004-005 ! CsFe2S3 C mcm 2/m 2/m 2/m

Strunz Class:

II/X.00-00 II - Sulfides and sulphosalts

II/X - Unclassified Strunz Sulfides and sulphosalts

II/X.00 - Sulfide, Alkaline

Other IMA2004-005 Information

See Also:

Links to other databases for IMA2004-005 :
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 IMA2004-005 Specimen Label here :

IMA2004-005

CsFe2S3
Dana No: 2.9.11.2 Strunz No: II/X.00-00
Locality:

Notes: