Bambollaite Mineral Data

General Bambollaite Information

Chemical Formula:

Cu(Se,Te)2

Composition:

Molecular Weight = 245.79 gm

Copper 25.85 % Cu

Tellurium 25.96 % Te

Selenium 48.19 % Se

______

100.00 %

Empirical Formula:

CuSe_1.5Te_0.5

Environment:

In oxidized Au-Te ore in sub-parallel quartz veins in a hydrothermally altered tuff.

IMA Status:

Approved IMA 1972

Locality:

In the Moctezuma mine, near Moctezuma, Sonora, Mexico. Link to MinDat.org Location Data.

Name Origin:

For the Spanish nickname "La Bambolla" of the mine in which it occurs, which roughly translates into "hot air" in allusion to exaggerated tales of rich gold ore.

Name Pronunciation:

Bambollaite + Pronunciation

Bambollaite Image

Images:

Bambollaite

Comments: Grannular aggregate of massive bambollaite-bearing ore.
Location: Moctezuma mine, Sonora, Mexico. Scale: Not Given.
© Jeanne S. Broome / ASDM Sonoran Desert Digital Library

Bambollaite Crystallography

Axial Ratios:

a:c = 1:1.45717

Cell Dimensions:

a = 3.865, c = 5.632, Z = 1; V = 84.13 Den(Calc)= 4.85

Crystal System:

Tetragonal - Ditetragonal Dipyramidal H-M Symbol (4/m 2/m 2/m) Space Group: I 4₁/amd

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

By Intensity(I/I_o): 3.19(1), 1.961(0.7), 1.653(0.5),

Physical Properties of Bambollaite

Color:

Brownish gray, Gray.

Density:

5.64

Diaphaneity:

Opaque

Hardness:

3 - Calcite

Luster:

Metallic

Calculated Properties of Bambollaite

Electron Density:

Bulk Density (Electron Density)=4.18 gm/cc
note: Specific Gravity of Bambollaite =4.85 gm/cc.

Fermion Index:

Fermion Index = 0.05
Boson Index = 0.95

Photoelectric:

PE_Bambollaite= 144.11 barns/electron
U=PE_Bambollaite x rElectron Density= 602.84 barns/cc.

Radioactivity:

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

Bambollaite Classification

Dana Class:

02.12.09.01 (02)Sulfides - Including Selenides and Tellurides

(02.12)where Am Bn Xp, with (m+n):p=1:2

(02.12.09)Dana Group

02.12.09.01 Bambollaite Cu(Se,Te)2 I 4₁/amd 4/m 2/m 2/m

Strunz Class:

02.EB.05b 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.E - Metal Sulfides, M:S ï¿½ 1:2

02.EB -M:S = 1:2, with Fe, Co, Ni, PGE, etc.

02.EB.05b Bambollaite Cu(Se,Te)2 I 4₁/amd 4/m 2/m 2/m

Other Bambollaite Information

References:

NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Bambollaite :
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

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Bambollaite

Cu(Se,Te)2
Dana No: 02.12.09.01 Strunz No: 02.EB.05b
Locality:

Notes:

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