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![Mineralogy Database Mineralogy Database](/images/Hedyphane_Crystal.gif) |
Henryite Mineral Data
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General Henryite Information
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Chemical Formula: |
Cu4Ag3Te4 |
Composition: |
Molecular Weight = 1,088.19 gm |
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Copper 23.36 % Cu |
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Silver 29.74 % Ag |
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Tellurium 46.90 % Te |
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______ |
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100.00 % |
Empirical Formula: |
Cu4Ag3Te4 |
Environment: |
Hydrothermal origin with other Cu-Ag tellurides. |
IMA Status: |
Approved IMA 1983 |
Locality: |
Campbell mine, Bisbee, Arizona, USA. Link to MinDat.org Location Data. |
Name Origin: |
Named for Norman F. M. Henry, (1909-1983), English mineralogist. |
Name Pronunciation: |
Henryite |
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Henryite Crystallography
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Cell Dimensions: |
a = 12.2, Z = 8; V = 1,815.85 Den(Calc)= 7.96 |
Crystal System: |
Isometric Space Group: Unk |
X Ray Diffraction: |
By Intensity(I/Io): 2.156(1), 3.043(0.8), 7.03(0.6), |
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Physical Properties of Henryite
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Color: |
Gray. |
Density: |
7.86 |
Diaphaneity: |
Opaque |
Habit: |
Anhedral Grains - Granular minerals without the expression of crystal shapes |
Habit: |
Microscopic Crystals - Crystals visible only with microscopes. |
Hardness: |
3.5 - Copper Penny |
Luster: |
Metallic |
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Optical Properties of Henryite
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RL Color: |
Pale blue. |
Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Henryite in Air
λ |
R |
![](../images/Reflect_scale_v.gif) |
∑ R(λ) |
400 nm |
41.80 |
![](../images/400nm.BMP) |
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420 nm |
40.20 |
![](../images/420nm.BMP) |
440 nm |
38.70 |
![](../images/440nm.BMP) |
460 nm |
37.40 |
![](../images/460nm.BMP) |
480 nm |
36.20 |
![](../images/480nm.BMP) |
500 nm |
35.10 |
![](../images/500nm.BMP) |
520 nm |
34.00 |
![](../images/520nm.BMP) |
540 nm |
33.10 |
![](../images/540nm.BMP) |
560 nm |
32.30 |
![](../images/560nm.BMP) |
580 nm |
31.40 |
![](../images/580nm.BMP) |
600 nm |
30.40 |
![](../images/600nm.BMP) |
620 nm |
29.40 |
![](../images/620nm.BMP) |
640 nm |
28.40 |
![](../images/640nm.BMP) |
660 nm |
27.40 |
![](../images/660nm.BMP) |
680 nm |
26.50 |
![](../images/680nm.BMP) |
700 nm |
25.70 |
![](../images/700nm.BMP) |
Calculated Relative Intensity Colors of Henryite in Air
Relative Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
210% |
240% |
270% |
290% |
R |
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Calculated Properties of Henryite
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Electron Density: |
Bulk Density (Electron Density)=6.80 gm/cc note: Specific Gravity of Henryite =7.96 gm/cc. |
Fermion Index: |
Fermion Index = 0.03 Boson Index = 0.97 |
Photoelectric: |
PEHenryite = 259.10 barns/electron U=PEHenryite x rElectron Density=1,762.61 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Henryite is Not Radioactive |
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Henryite Classification
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Dana Class: |
02.16.11.01 (02)Sulfides - Including Selenides and Tellurides |
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(02.16)with miscellaneous formulae |
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(02.16.11)Dana Group |
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02.16.11.01 Henryite Cu4Ag3Te4 Unk Cubic |
Strunz Class: |
02.BA.25e 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.25e Henryite Cu4Ag3Te4 Unk Cubic |
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Other Henryite Information
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References: |
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
See Also: |
Links to other databases for Henryite :
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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Ask about Henryite here :
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Print or Cut-and-Paste your Henryite Specimen Label here :
Henryite
Cu4Ag3Te4
Dana No: 02.16.11.01 Strunz No: 02.BA.25e
Locality:
Notes:
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