| |
 |
Muckeite Mineral Data
|
|
|
General Muckeite Information
|
 Chemical Formula: |
CuNiBiS3 |
| Composition: |
Molecular Weight = 427.41 gm |
| |
Copper 14.87 % Cu |
| |
Nickel 13.73 % Ni |
| |
Bismuth 48.89 % Bi |
| |
Sulfur 22.51 % S |
| |
______ |
| |
100.00 % |
| Empirical Formula: |
CuNiBiS3 |
| IMA Status: |
Approved IMA 1989 |
| Locality: |
Grune Au mine, Schutzback, near Siegen, Germay. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Arno Mucke (1937-), German mineralogist. |
| Name Pronunciation: |
Muckeite  |
| Synonym: |
Mueckeite |
| |
Muckeite Image |
|
Images:
|
|
Muckeite
Comments: Dark gray tabular crystals of Mückeite.
Location: Grüneau Mine (Grüne Au Mine; Grünau Mine), Schutzbach, Betzdorf, Siegen District (W), Rhineland-Palatinate, Germany.
Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag |
|
Muckeite Crystallography
|
| Axial Ratios: |
a:b:c =0.5982:1:0.3885 |
| Cell Dimensions: |
a = 7.509, b = 12.551, c = 4.877, Z = 4; V = 459.64 Den(Calc)= 6.18 |
| Crystal System: |
Orthorhombic - Disphenoidal H-M Symbol (2 2 2) Space Group: P 212121 |
| X Ray Diffraction: |
By Intensity(I/Io): 2.975(1), 3.177(0.8), 1.837(0.7), |
| |
Physical Properties of Muckeite
|
| Cleavage: |
{010} Very Good, {001} Good |
| Color: |
Pale gray. |
| Density: |
5.88 |
| Diaphaneity: |
Opaque |
| Habit: |
Tabular - Form dimensions are thin in one direction. |
| Hardness: |
3.5 - Copper Penny |
| Luster: |
Metallic |
| Streak: |
gray black |
| |
Optical Properties of Muckeite
|
| RL Anisotrophism: |
Moderate. |
| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Muckeite in Air
| λ |
R1 |
R2 |
 |
∑ R1(λ) |
∑ R2(λ) |
| 546 nm |
34.10 |
39.00 |
|
|
|
Calculated Relative Intensity Colors of Muckeite in Air
Relative
Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
210% |
240% |
260% |
| R1 |
|
|
|
|
|
|
|
|
|
|
|
| R2 |
|
|
|
|
|
|
|
|
|
|
|
|
| |
Calculated Properties of Muckeite
|
| Electron Density: |
Bulk Density (Electron Density)=5.44 gm/cc
note: Specific Gravity of Muckeite =6.18 gm/cc.
|
| Fermion Index: |
Fermion Index = 0.0032401599
Boson Index = 0.9967598401 |
| Photoelectric: |
PEMuckeite = 908.93 barns/electron
U=PEMuckeite x rElectron Density=4,941.47 barns/cc.
|
| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Muckeite is Not Radioactive |
| |
Muckeite Classification
|
| Dana Class: |
03.04.04.02 (03)Sulfides - Sulfosalts |
| |
(03.04)where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals |
| |
(03.04.04)Lapieite Group |
| |
03.04.04.01 Lapieite CuNiSbS3 P 212121 2 2 2 |
| |
03.04.04.02 Muckeite CuNiBiS3 P 212121 2 2 2 |
| |
03.04.04.03 Malyshevite PdCuBiS3 P mmm 2/m 2/m 2/m |
| |
03.04.04.04 Lisiguangite! CuPtBiS3 P 212121 2 2 2 |
| Strunz Class: |
02.GA.25 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
| |
02.G - Sulfarsenites, sulfantimonites, sulfbismuthites |
| |
02.GA -Neso-sulfarsenites, etc., without additional S |
| |
02.GA.25 Muckeite CuNiBiS3 P 212121 2 2 2 |
| |
02.GA.25 Lapieite CuNiSbS3 P 212121 2 2 2 |
| |
02.GA.25 Malyshevite PdCuBiS3 P mmm 2/m 2/m 2/m |
| |
02.GA.25 Lisiguangite! CuPtBiS3 P 212121 2 2 2 |
| |
Other Muckeite Information
|
| References: |
NAME( Dana8) PHYS. PROP.(Am.Min.,Vol.75,p708,1990) OPTIC PROP.(Dana8) |
| See Also: |
Links to other databases for Muckeite :
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
Search for Muckeite using:
[AOL]
[Bing]
[Dog Pile]
[GeoScienceWorld]
[HotBot]
[Ixquick]
[Lycos]
[MAMMA]
[Scirus]
[Teoma]
[WebCrawler]
[Wikipedia]
[YAHOO]
Visit our Advertisers for Muckeite :
Ask about Muckeite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in
Español
Print or Cut-and-Paste your Muckeite Specimen Label here :
|
Muckeite
CuNiBiS3
Dana No: 03.04.04.02 Strunz No: 02.GA.25
Locality:
Notes:
|
|
| |
| |
|
| |
Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.