Lukkulaisvaaraite
A valid IMA mineral species
This page is currently not sponsored. Click here to sponsor this page.
Formula:
Pd14Ag2Te9
Colour:
Light grey with a brownish tinge
Lustre:
Metallic
Hardness:
0 - 4
Specific Gravity:
9.993 (Calculated)
Crystal System:
Tetragonal
Name:
Named after the type locality, Lukkulaisvaara Massif.
New structure type.
Platinum Group.
Platinum Group.
Unique Identifiers
Mindat ID:
46061
Long-form identifier:
mindat:1:1:46061:5
GUID
(UUID V4):
(UUID V4):
07db945a-2ee8-4695-a24b-ea47fdfa53a1
IMA Classification of Lukkulaisvaaraite
Approved
Approval year:
2013
First published:
2014
Classification of Lukkulaisvaaraite
2.BC.40
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.
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 |
---|---|---|
Lkk | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Pronunciation of Lukkulaisvaaraite
Pronunciation:
Play | Recorded by | Country |
---|---|---|
Jolyon Ralph | United Kingdom |
Physical Properties of Lukkulaisvaaraite
Metallic
Colour:
Light grey with a brownish tinge
Comment:
In plane-polarized light
Streak:
Grey
Hardness:
0 - 4 on Mohs scale
Hardness:
VHN20=339 - 371 kg/mm2 - Vickers
Tenacity:
Brittle
Density:
9.993 g/cm3 (Calculated)
Optical Data of Lukkulaisvaaraite
Anisotropism:
Distinct to strong
Bireflectance:
Strong
Reflectivity:
Wavelength | R1 | R2 |
---|---|---|
400nm | 34.6% | 40.7% |
420nm | 36.8% | 43.0% |
440nm | 38.6% | 45.2% |
460nm | 40.2% | 47.2% |
470nm | 40.9% | 48.3% |
480nm | 41.7% | 49.3% |
500nm | 43.4% | 51.4% |
520nm | 45.1% | 53.6% |
540nm | 47.0% | 55.8% |
546nm | 47.6% | 56.4% |
560nm | 49.0% | 58.0% |
580nm | 51.1% | 60.1% |
589nm | 52.1% | 61.0% |
600nm | 53.3% | 62.0% |
620nm | 55.2% | 63.7% |
640nm | 56.9% | 64.8% |
650nm | 57.5% | 65.2% |
660nm | 58.0% | 65.4% |
680nm | 58.4% | 65.1% |
700nm | 57.7% | 63.7% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 65.4%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Light grey with a brownish tinge
Internal Reflections:
None
Pleochroism:
Visible
Comments:
Light brownish-grey to greyish-brown
Chemistry of Lukkulaisvaaraite
Mindat Formula:
Pd14Ag2Te9
Elements listed:
Crystallography of Lukkulaisvaaraite
Crystal System:
Tetragonal
Class (H-M):
4/m - Dipyramidal
Space Group:
I4/m
Setting:
I4/m
Cell Parameters:
a = 8.9599(6) Å, c = 11.822(1) Å
Ratio:
a:c = 1 : 1.319
Unit Cell V:
949.1 ų
Z:
2
Crystal Structure
Load
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Show
Big Balls | Small Balls | Just Balls | Spacefill
Polyhedra Off | Si Polyhedra | All Polyhedra
Remove metal-metal sticks
Big Balls | Small Balls | Just Balls | Spacefill
Polyhedra Off | Si Polyhedra | All Polyhedra
Remove metal-metal sticks
Display Options
Black Background | White Background
Perspective On | Perspective Off
2D | Stereo | Red-Blue | Red-Cyan
Black Background | White Background
Perspective On | Perspective Off
2D | Stereo | Red-Blue | Red-Cyan
View
CIF File Best | x | y | z | a | b | c
CIF File Best | x | y | z | a | b | c
Rotation
Stop | Start
Stop | Start
Labels
Console Off | On | Grey | Yellow
Console Off | On | Grey | Yellow
Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0020606 | Lukkulaisvaaraite | Vymazalova A, Grokhovskaya T L, Laufek F, Rassulov V A (2014) Lukkulaisvaaraite, Pd14Ag2Te9, a new mineral from Lukkulaisvaara intrusion, northern Russian Karelia, Russia Mineralogical Magazine 78 1743-1754 | 2014 | Lukkulaisvaara intrusion, northern Russian Karelia, Russia | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
2.8323 Å | (58) |
2.8088 Å | (92) |
2.5542 Å | (66) |
2.4312 Å | (41) |
2.1367 Å | (57) |
2.1015 Å | (52) |
2.0449 Å | (100) |
2.0031 Å | (63) |
Comments:
From Type Description.
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 Lukkulaisvaaraite
General Appearance of Type Material:
In polished section crystals are ~40 μm across, rimmed by tulameenite.
Place of Conservation of Type Material:
Type material is deposited in the collections of the Department of Mineralogy of The National Museum, Prague, Czech Republic, catalogue number P1P 15/2013.
Geological Setting of Type Material:
Lukkulaisvaara intrusion, northern Russian Karelia, Russia
Associated Minerals at Type Locality:
Reference:
Vymazalová, A., Grokhovskaya, T.L., Laufek, F. & Rassulov, V.A. (2014) Lukkulaisvaaraite, Pd14Ag2Te9, a new mineral from Lukkulaisvaara intrusion, northern Russian Karelia, Russia. Mineralogical Magazine: 78: 1743-1754.
Synonyms of Lukkulaisvaaraite
Other Language Names for Lukkulaisvaaraite
Russian:Луккулайсваараит
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.42 | Monchetundraite | Pd2NiTe2 |
2.BC.45 | Telargpalite | (Pd,Ag)3(Te,Bi) |
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 Lukkulaisvaaraite
mindat.org URL:
https://www.mindat.org/min-46061.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
External Links:
Mineral Dealers:
References for Lukkulaisvaaraite
Reference List:
Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2014) New minerals and nomenclature modifications approved in 2014, CNMNC Newsletter No 19. Mineralogical Magazine, 78 (1) 165-170 doi:10.1180/minmag.2014.078.1.12
Localities for Lukkulaisvaaraite
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).
Struck out - Mineral was erroneously reported from this locality.
Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
Canada | |
| Ames et al. (2017) |
Russia | |
| Hålenius et al. (2018) |
Groshev +7 other references | |
| Vymazalová et al. (2020) |
| Williams et al. (2014) +2 other references |
Quick NavTopUnique IdentifiersIMA Classification Classification Mineral SymbolsPronunciation Physical Properties Optical Data Chemistry Crystallography Crystal StructureX-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesStrunz-MindatOther InformationInternet Links References Localities Locality List