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Stutzite Mineral Data
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General Stutzite Information
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Chemical Formula: |
Ag5-xTe3,(x=0.24-0.36) |
Composition: |
Molecular Weight = 889.78 gm |
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Silver 56.98 % Ag |
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Tellurium 43.02 % Te |
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______ |
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100.00 % |
Empirical Formula: |
Ag4.7Te3 |
Environment: |
As replacement masses in hydrothermal deposits associated with other tellurides and sulfides. |
IMA Status: |
Approved IMA 1964 |
Locality: |
Sacaramb, Romania. Link to MinDat.org Location Data. |
Name Origin: |
Named for Andreas Stutz (1747-1806), Austrian mineralogist. |
Name Pronunciation: |
Stutzite |
Synonym: |
Stuetzite |
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Stutzite Image |
Images:
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Stutzite Crystallography
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Axial Ratios: |
a:c = 1:0.62861 |
Cell Dimensions: |
a = 13.49, c = 8.48, Z = 7; V = 1,336.44 Den(Calc)= 7.74 |
Crystal System: |
Hexagonal - Dihexagonal Dipyramidal H-M Symbol (6/m 2/m 2/m) Space Group: P 6/mmm |
X Ray Diffraction: |
By Intensity(I/Io): 2.16(1), 2.55(0.8), 3.03(0.7), |
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Physical Properties of Stutzite
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Color: |
Gray, Dark bronze. |
Density: |
8 |
Diaphaneity: |
Opaque |
Fracture: |
Brittle - Generally displayed by glasses and most non-metallic minerals. |
Habit: |
Massive - Uniformly indistinguishable crystals forming large masses. |
Hardness: |
3.5 - Copper Penny |
Luster: |
Metallic |
Streak: |
lead gray |
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Optical Properties of Stutzite
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RL Anisotrophism: |
Moderate, in gray reddish brown-blue. |
RL Color: |
Light gray. |
Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Stutzite in Air
λ |
R1 |
R2 |
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∑ R1(λ) |
∑ R2(λ) |
400 nm |
41.40 |
43.80 |
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420 nm |
41.40 |
43.50 |
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440 nm |
41.40 |
43.20 |
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460 nm |
41.30 |
42.80 |
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480 nm |
41.20 |
42.40 |
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500 nm |
41.10 |
41.90 |
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520 nm |
40.90 |
41.30 |
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540 nm |
40.80 |
40.70 |
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560 nm |
40.60 |
40.00 |
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580 nm |
40.60 |
39.40 |
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600 nm |
40.60 |
38.90 |
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620 nm |
40.60 |
38.30 |
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640 nm |
40.70 |
37.80 |
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660 nm |
41.00 |
37.30 |
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680 nm |
41.20 |
36.80 |
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700 nm |
41.40 |
36.40 |
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Calculated Relative Intensity Colors of Stutzite in Air
Relative Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
210% |
230% |
R1 |
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R2 |
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Calculated Properties of Stutzite
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Electron Density: |
Bulk Density (Electron Density)=6.56 gm/cc note: Specific Gravity of Stutzite =7.74 gm/cc. |
Fermion Index: |
Fermion Index = 0.03 Boson Index = 0.97 |
Photoelectric: |
PEStutzite = 309.03 barns/electron U=PEStutzite x rElectron Density=2,026.35 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Stutzite is Not Radioactive |
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Stutzite Classification
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Dana Class: |
02.16.13.01 (02)Sulfides - Including Selenides and Tellurides |
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(02.16)with miscellaneous formulae |
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(02.16.13)Dana Group |
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02.16.13.01 Stutzite Ag5-xTe3,(x=0.24-0.36) P 6/mmm 6/m 2/m 2/m |
Strunz Class: |
02.BA.30e 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.B - Metal Sulfides, M:S > 1:1 (mainly 2:1) |
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02.BA -With Cu, Ag, Au |
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02.BA.30e Stutzite Ag5-xTe3,(x=0.24-0.36) P 6/mmm 6/m 2/m 2/m |
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Other Stutzite Information
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References: |
NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(AntBidBlaNic1) |
See Also: |
Links to other databases for Stutzite :
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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Print or Cut-and-Paste your Stutzite Specimen Label here :
Stutzite
Ag5-xTe3,(x=0.24-0.36)
Dana No: 02.16.13.01 Strunz No: 02.BA.30e
Locality:
Notes:
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