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Telargpalite Mineral Data
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General Telargpalite Information
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 Chemical Formula: |
(Pd,Ag)3Te |
| Composition: |
Molecular Weight = 447.15 gm |
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Silver 4.82 % Ag |
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Tellurium 28.54 % Te |
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Palladium 66.64 % Pd |
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______ |
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100.00 % |
| Empirical Formula: |
Pd2.8Ag0.2Te |
| Environment: |
Ultra-basic cumulate. |
| IMA Status: |
Approved IMA 1974 |
| Locality: |
Oktyabr mine, Talnakh area, Norilsk, Russia. Stillwater complex, Nye County, Montana, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the composition (Tel, Ag, Pd). |
| Name Pronunciation: |
Telargpalite + Pronunciation  |
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Telargpalite Image |
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Images:
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Oulankaite Telargpalite Tulameenite Chalcopyrite
Comments: Gray long-prismatic crystal of oulankaite with light grayish telargpalite and pale yellowish-white rims of tulameenite in massive yellowish chalcopyrite. Polished section (from microprobe analysis) in reflected light.
Location: Lukkulaisvaara ultrabasic Massif, Olanga (Oulanka) River, Oulanka plutonic complex, Karelia Republic, Northern Region, Russia.
Scale: Picture size 0.12 mm.
© Thomas Witzke / Abraxas-Verlag |
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Telargpalite Crystallography
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| Cell Dimensions: |
a = 12.6, Z = 16; V = 2,000.38 Den(Calc)= 5.94 |
| Crystal System: |
Isometric Space Group: Unk |
| X Ray Diffraction: |
By Intensity(I/Io): 2.42(1), 2.1(0.5), 3.05(0.4), |
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Physical Properties of Telargpalite
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| Color: |
Steel gray. |
| Density: |
7.375 |
| Diaphaneity: |
Opaque |
| Habit: |
Microscopic Crystals - Crystals visible only with microscopes. |
| Hardness: |
2-2.5 - Gypsum-Finger Nail |
| Luster: |
Metallic |
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Optical Properties of Telargpalite
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| RL Color: |
Light gray with lilac tint. |
| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Telargpalite in Air
| λ |
R |
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∑ R(λ) |
| 440 nm |
44.70 |
 |
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| 460 nm |
45.30 |
 |
| 480 nm |
46.60 |
 |
| 500 nm |
47.50 |
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| 520 nm |
49.10 |
 |
| 540 nm |
50.10 |
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| 560 nm |
50.90 |
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| 580 nm |
51.70 |
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| 600 nm |
52.40 |
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| 620 nm |
53.70 |
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| 640 nm |
54.70 |
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| 660 nm |
55.60 |
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| 680 nm |
56.70 |
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| 700 nm |
57.20 |
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Calculated Relative Intensity Colors of Telargpalite in Air
Relative
Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
200% |
| R |
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Calculated Properties of Telargpalite
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| Electron Density: |
Bulk Density (Electron Density)=5.05 gm/cc
note: Specific Gravity of Telargpalite =5.94 gm/cc.
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| Fermion Index: |
Fermion Index = 0.17
Boson Index = 0.83 |
| Photoelectric: |
PETelargpalite = 279.71 barns/electron
U=PETelargpalite x rElectron Density=1,413.43 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Telargpalite is Not Radioactive |
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Telargpalite Classification
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| Dana Class: |
02.01.03.01 (02)Sulfides - Including Selenides and Tellurides |
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(02.01)where Am Xp, with m:p>3:1 |
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(02.01.03)Dana Group |
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02.01.03.01 Telargpalite (Pd,Ag)3Te Unk Cubic |
| Strunz Class: |
02.BC.45 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.BC -With Rh, Pd, Pt, etc. |
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02.BC.45 Telargpalite (Pd,Ag)3Te Unk Cubic |
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Other Telargpalite 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 Telargpalite :
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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Telargpalite
(Pd,Ag)3Te
Dana No: 02.01.03.01 Strunz No: 02.BC.45
Locality:
Notes:
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