Telargpalite
A valid IMA mineral species
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About Telargpalite
Formula:
(Pd,Ag)3(Te,Bi)
May contain minor Pb replacing Te and Bi.
Colour:
Lead-gray
Lustre:
Metallic
Hardness:
2 - 2½
Specific Gravity:
7.378 (Calculated)
Crystal System:
Isometric
Member of:
Name:
The name reflects its composition: tellurium, silver (Greek "argyros"), and palladium.
Unique Identifiers
Mindat ID:
3903
Long-form identifier:
mindat:1:1:3903:7
GUID
(UUID V4):
(UUID V4):
7240968e-051c-4174-986a-bb50ed095a57
IMA Classification of Telargpalite
Approved
IMA Formula:
(Pd,Ag)3Te
Approval year:
1972
First published:
1974
Classification of Telargpalite
2.BC.45
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
C : With Rh, Pd, Pt, etc.
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
C : With Rh, Pd, Pt, etc.
2.1.3.1
2 : SULFIDES
1 : AmXp, with m:p > 3:1
2 : SULFIDES
1 : AmXp, with m:p > 3:1
3.12.22
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
12 : Sulphides etc. of the platinum metals
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
12 : Sulphides etc. of the platinum metals
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Tlp | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Telargpalite
Metallic
Transparency:
Opaque
Colour:
Lead-gray
Hardness:
2 - 2½ on Mohs scale
Hardness:
VHN10=46 - 84 kg/mm2 - Vickers
Density:
7.378 g/cm3 (Calculated)
Optical Data of Telargpalite
Type:
Isotropic
Reflectivity:
| Wavelength | R |
|---|---|
| 440nm | 44.7% |
| 460nm | 45.3% |
| 480nm | 46.6% |
| 500nm | 47.5% |
| 520nm | 49.1% |
| 540nm | 50.1% |
| 560nm | 50.9% |
| 580nm | 51.7% |
| 600nm | 52.4% |
| 620nm | 53.7% |
| 640nm | 54.7% |
| 660nm | 55.6% |
| 680nm | 56.7% |
| 700nm | 57.2% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 57.2%.
Colour in reflected light:
Pale gray with lilac tint
Chemistry of Telargpalite
Mindat Formula:
(Pd,Ag)3(Te,Bi)
May contain minor Pb replacing Te and Bi.
May contain minor Pb replacing Te and Bi.
Elements listed:
Common Impurities:
Pb,Bi,Se
Crystallography of Telargpalite
Crystal System:
Isometric
Cell Parameters:
a = 12.60(2) Å
Unit Cell V:
2,000.38 ų (Calculated from Unit Cell)
Z:
16
Comment:
Point group and space group not determined.
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 2.42 Å | (100) |
| 2.10 Å | (50) |
| 3.05 Å | (40) |
| 2.74 Å | (30) |
| 1.475 Å | (30) |
| 2.22 Å | (20) |
| 1.822 Å | (20) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| High-𝑇 alteration and/or metamorphism | |
| 33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) | |
| Stage 4b: Highly evolved igneous rocks | >3.0 |
| 37 : Layered igneous intrusions and related PGE minerals |
Type Occurrence of Telargpalite
General Appearance of Type Material:
Rounded, often elongated grains 5-200 microns in size.
Place of Conservation of Type Material:
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia, 76575.
Geological Setting of Type Material:
Copper-nickel deposit.
Associated Minerals at Type Locality:
Reference:
Kovalenker, V.A., Genkin, A.D., Evstigneeva, T.L., Laputina, I.P. (1974) Telargpalite, a new mineral of palladium, silver and tellurium, from the copper-nickel ores of the Oktyabr deposit. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 103(5), 595-600.
Synonyms of Telargpalite
Other Language Names for Telargpalite
German:Telargpalit
Russian:Теларгпалит
Simplified Chinese:碲银钯矿
Spanish:Telargpalita
Traditional Chinese:碲銀鈀礦
Relationship of Telargpalite to other Species
Common Associates
Associated Minerals Based on Photo Data:
| 6 photos of Telargpalite associated with Oulankaite | (Pd,Pt)5(Cu,Fe)4SnTe2S2 |
| 4 photos of Telargpalite associated with Moncheite | Pt(Te,Bi)2 |
| 3 photos of Telargpalite associated with Chalcopyrite | CuFeS2 |
| 2 photos of Telargpalite associated with Tulameenite | Pt2CuFe |
Related Minerals - Strunz-mindat Grouping
| 2.BC. | UM2004-45-Se:AgHgPd | (Ag,Cu)6Hg2Pd2Se3 |
| 2.BC. | Fleetite | Cu2RhIrSb2 |
| 2.BC. | Coldwellite | Pd3Ag2S |
| 2.BC. | Panskyite | Pd9Ag2Pb2S4 |
| 2.BC.05 | Palladseite | Pd17Se15 |
| 2.BC.05 | Miassite | Rh17S15 |
| 2.BC.05 | UM2000-47-S:CuFePdPt | PtPd(Fe,Cu)S |
| 2.BC.10 | Oosterboschite | (Pd,Cu)7Se5 |
| 2.BC.15 | Chrisstanleyite | Ag2Pd3Se4 |
| 2.BC.15 | Jagüéite | Cu2Pd3Se4 |
| 2.BC.20 | Keithconnite | Pd20Te7 |
| 2.BC.25 | Vasilite | (Pd,Cu)16(S,Te)7 |
| 2.BC.30 | Telluropalladinite | Pd9Te4 |
| 2.BC.35 | Luberoite | Pt5Se4 |
| 2.BC.35 | Kojonenite | Pd7-xSnTe2 (0.3 ≤ x ≤ 0.8) |
| 2.BC.37 | Kravtsovite | PdAg2S |
| 2.BC.40 | Oulankaite | (Pd,Pt)5(Cu,Fe)4SnTe2S2 |
| 2.BC.40 | Lukkulaisvaaraite | Pd14Ag2Te9 |
| 2.BC.42 | Monchetundraite | Pd2NiTe2 |
| 2.BC.45 | Thalhammerite | Pd9Ag2Bi2S4 |
| 2.BC.47 | Vymazalováite | Pd3Bi2S2 |
| 2.BC.50 | Temagamite | Pd3HgTe3 |
| 2.BC.55 | Sopcheite | Ag4Pd3Te4 |
| 2.BC.55 | Bowlesite | PtSnS |
| 2.BC.60 | Laflammeite | Pd3Pb2S2 |
| 2.BC.65 | Tischendorfite | Pd8Hg3Se9 |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Telargpalite
mindat.org URL:
https://www.mindat.org/min-3903.html
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References for Telargpalite
Reference List:
Cabri, Louis J., Fleischer, Michael, Pabst, Adolf (1981) New Mineral Names. American Mineralogist, 66 (9-10) 1099-1103 p.1103
Localities for Telargpalite
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Quick NavTopAbout TelargpaliteUnique IdentifiersIMA Classification Classification Mineral SymbolsPhysical Properties Optical Data Chemistry Crystallography X-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesRelationshipsCommon AssociatesStrunz-MindatOther InformationInternet Links References Localities Locality List
Lukkulaisvaara ultrabasic Massif, Olanga River, Oulanka plutonic complex, Loukhsky District, Republic of Karelia, Russia