IMA2003-032 Mineral Data

IMA2003-032 Mineral Data

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General IMA2003-032 Information

Chemical Formula:

Tl(Cl,Br)

Composition:

Molecular Weight = 250.95 gm

Thallium 81.44 % Tl 84.63 % Tl₂O

Bromine 7.96 % Br 7.96 % Br

- % Br -0.80 % -O=Br₂

Chlorine 10.60 % Cl 10.60 % Cl

- % Cl -2.39 % -O=Cl₂

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

TlCl_0.75Br_0.25

Environment:

Sal ammoniac group

IMA Status:

Proposed IMA 2003 (Dana # Added)

Locality:

Link to MinDat.org Location Data.

Name Origin:

Commission on New Minerals and Mineral Names (CNMMN)

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IMA2003-032 Crystallography

Cell Dimensions:

a = 3.8756, Z = 0.25; V = 58.21 Den(Calc)= 1.79

Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: P m3m

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

By Intensity(I/I_o): 2.745(1), 3.887(0.8), 1.583(0.7),2.237(0.55), 1.937(0.5), 1.733(0.45),

Physical Properties of IMA2003-032

Color:

Grayish brown.

Diaphaniety:

Translucent

Luster:

Resinous - Greasy

Optical Properties of IMA2003-032

Optical Data:

Isotropic.

NCalc= 1.27 - from Gladstone-Dale relationship (KC = 0.1481) where Ncalc=Dcalc*KC+1

Calculated Properties of IMA2003-032

Electron Density:

r_electron=1.46 gm/cc
note: r_IMA2003-032=1.79 gm/cc.

Fermion Index

Fermion Index = 0
Boson Index = 1

Photoelectric:

PE_IMA2003-032=1,474.94 barns/electron
U=PE_IMA2003-032 x r_electron=2,156.74 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

IMA2003-032 is Not Radioactive

IMA2003-032 Classification

Dana Class:

9.1.3.2 (9)Anhydrous and Hydrated Halides

(9.1)where A X

(9.1.3)Dana Group

9.1.3.1 Sal-ammoniac NH4Cl P m3m 4/m 3 2/m

9.1.3.2 IMA2003-032 ! Tl(Cl,Br) P m3m 4/m 3 2/m

Strunz Class:

III/X.00-00 III - Halogenides

III/X - Unclassified Strunz Halogenides

III/X.00 - Sal ammoniac group

Other IMA2003-032 Information

See Also:

Links to other databases for IMA2003-032 :
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 IMA2003-032 Specimen Label here :

IMA2003-032

Tl(Cl,Br)
Dana No: 9.1.3.2 Strunz No: III/X.00-00
Locality:

Notes: