Bellingerite Mineral Data

General Bellingerite Information

Chemical Formula:

Cu++3(IO3)6•2(H2O)

Composition:

Molecular Weight = 1,276.08 gm

Copper 14.94 % Cu 18.70 % CuO

Hydrogen 0.32 % H 2.82 % H₂O

Iodine 59.67 % I 78.48 % I₂O₅

Oxygen 25.08 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Cu₃(IO₃)₆•2(H₂O)

Environment:

Secondary mineral in veinlets in a porphyry copper deposit.

IMA Status:

Valid Species (Pre-IMA) 1940

Locality:

Chuquicamata, Antofagasta, Chile. Link to MinDat.org Location Data.

Name Origin:

Named for Herman C. Bellinger (1867-1940), General Manager of the Chile Exploration Company, who submitted the first specimens.

Name Pronunciation:

Bellingerite + Pronunciation

Synonym:

ICSD 2063

PDF 19-393

Bellingerite Image

Images:

Bellingerite

Comments: Green crystal of bellingerite on matrix.
Location: Chuquicamata, Antofagasta, Chile. Scale: Picture size 8 mm.
© Thomas Witzke / Abraxas-Verlag

Bellingerite Crystallography

Axial Ratios:

a:b:c =0.9232:1:1.0141

Cell Dimensions:

a = 7.228, b = 7.829, c = 7.94, Z = 1; alpha = 105°, beta = 96.98°, gamma = 92.94° V = 430.22 Den(Calc)= 4.93

Crystal System:

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

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

By Intensity(I/I_o): 3.72(1), 3.17(0.9), 3.35(0.9),

Forms:

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Forms: ( 0 1 1) ( 0 1 0) ( 0 1 2) ( 2 1 0) ( 1 0 0) ( 0 0 1)

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Crystal Structure:

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Ghose S , Wan C , Acta Crystallographica, Section B , 30 (1974) p.965-974, Structural chemistry of copper and zinc minerals. II. Stereochemistry, of copper(II) and iodine(V) in bellingerite, 3Cu(IO3)2.2H2O, Locality: Chuquicamata, Chile

Physical Properties of Bellingerite

Cleavage:

{???} Indistinct

Color:

Light green.

Density:

4.89

Diaphaneity:

Transparent to Translucent

Fracture:

Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).

Hardness:

4 - Fluorite

Luster:

Vitreous (Glassy)

Streak:

light green

Optical Properties of Bellingerite

Gladstone-Dale:

CI meas= 0.025 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.035 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1876,KPDmeas= 0.1895,KC= 0.1944
Ncalc = 1.95 - 1.96

Optical Data:

Biaxial (+), a=1.89, b=1.9, g=1.99, bire=0.1000, 2V(Calc)=40, 2V(Meas)=50.

Calculated Properties of Bellingerite

Electron Density:

Bulk Density (Electron Density)=4.36 gm/cc
note: Specific Gravity of Bellingerite =4.89 gm/cc.

Fermion Index:

Fermion Index = 0.0001208376
Boson Index = 0.9998791624

Photoelectric:

PE_Bellingerite= 232.40 barns/electron
U=PE_Bellingerite x rElectron Density=1,013.45 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Bellingerite is Not Radioactive

Bellingerite Classification

Dana Class:

21.01.03.01 (21)Iodates - Anhydrous and Hydrated

(21.01)with miscellaneous formulae

(21.01.03)Dana Group

21.01.03.01 Bellingerite Cu3(IO3)6•2(H2O) P1 1

Strunz Class:

04.KC.05 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate

04.K - Iodates

04.KC -Iodates without additional anions, with H2O

04.KC.05 Bellingerite Cu3(IO3)6•2(H2O) P1 1

Other Bellingerite Information

References:

NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Bellingerite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

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Ask about Bellingerite here :
Ask-A-Mineralogist from the Mineralogical Society of America
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Mineral Discussion Forum from Fabre Minerals - also available in Español

Print or Cut-and-Paste your Bellingerite Specimen Label here :

Bellingerite

Cu++3(IO3)6•2(H2O)
Dana No: 21.01.03.01 Strunz No: 04.KC.05
Locality:

Notes: