Stannopalladinite (original) (raw)

A valid IMA mineral species - grandfathered

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About StannopalladiniteHide

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Formula according to reinvestigation by Kasatkin et al. (2023); formally accepted in IMA Newsletter 76. Also previously given as (Pd,Cu)^3Sn^2.

Colour:

dark grey, brown-rose, light brownish red

Specific Gravity:

9.781 (Calculated)

Crystal System:

Orthorhombic

Name:

The name reflects its composition: tin (latin "stannum") plus palladium.

This page provides mineralogical data about Stannopalladinite.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:3750:7

acaffb5a-6a0d-4711-9813-02929a58419d

IMA Classification of StannopalladiniteHide

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Approved, 'Grandfathered' (first described prior to 1959)

Type description reference:

Classification of StannopalladiniteHide

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1.AG.25

1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
G : PGE-metal alloys

1.2.9.1

1 : NATIVE ELEMENTS AND ALLOYS
2 : Platinum Group Metals and Alloys

1.69

1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)

Mineral SymbolsHide

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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol Source Reference
Spdn 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 StannopalladiniteHide

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Colour:

dark grey, brown-rose, light brownish red

Hardness:

VHN30=233 - 266 kg/mm2 - Vickers

Density:

9.781 g/cm3 (Calculated)

Optical Data of StannopalladiniteHide

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Anisotropism:

Strong, lilac-red to gray-blue

Bireflectance:

bireflectance is noticeable only in oil immersion.

Reflectivity:

Wavelength R1 R2
460nm 46.2% 48.5%
500nm 50.3% 51.5%
540nm 53.0% 54.0%
580nm 54.0% 55.5%
620nm 56.0% 57.8%
660nm 57.0% 60.0%
700nm 57.0% 61.0%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 61.0%.
R1 shown in black, R2 shown in red

Colour in reflected light:

pale pink

Chemistry of StannopalladiniteHide

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Mindat Formula:

(Pd,Cu)3Sn

Formula according to reinvestigation by Kasatkin et al. (2023); formally accepted in IMA Newsletter 76. Also previously given as (Pd,Cu)^3Sn^2.

Common Impurities:

Pt,Fe,Ni

Chemical AnalysisHide

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Empirical formulas:

Sample ID Empirical Formula
1 (Pd2.42Cu0.56Pt0.02)Σ3.00(Sn0.92Pb0.08)Σ1.00

Sample references:

ID Locality Reference Notes
1 Ugol'nyi Ruchei Mine, Noril'sk Cu-Ni deposit, Noril'sk, Putoran Plateau, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Krasnoyarsk Krai, Russia Kasatkin, Anatoly V., Vymazalová, Anna, Nestola, Fabrizio, Gurzhiy, Vladislav V., Agakhanov, Atali A., Škoda, Radek, Belakovskiy, Dmitry I., Generalov, Mikhail E. (2023) A re-evaluation of stannopalladinite using modern analytical techniques. Mineralogical Magazine, 1-21 doi:10.1180/mgm.2023.73 via EPMA; empirical formula basis: 4 atoms pfu is

Crystallography of StannopalladiniteHide

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Crystal System:

Orthorhombic

Cell Parameters:

a = 14.634(2) Å, b = 8.5253(6) Å, c = 4.5946(3) Å

Ratio:

a:b:c = 1.717 : 1 : 0.539

Unit Cell V:

573.22 ų (Calculated from Unit Cell)

Twinning:

Occasionally exhibited polysynthetically.

Comment:

Point Group: n.d.; Space Group: n.d. (Pmmm?) Since the structure of stannopalladinite cannot be refined due to the poor quality of the studied material

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

d-spacing Intensity
2.27 Å (100)
2.20 Å (100)
1.58 Å (70)
1.28 Å (70)
1.19 Å (70)
0.834 Å (70)
0.830 Å (70)

Comments:

Synthetic material, JCPDS 4-801

Geological EnvironmentHide

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Type Occurrence of StannopalladiniteHide

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General Appearance of Type Material:

spherical and ovoid-shaped grains up to 0.08 mm, closely intergrown with tetraferroplatinum as part of flattened, prismatic crystals up to 6 mm long

Place of Conservation of Type Material:

sample 41647 from the Platinum Placer of Ugol’nyi Ruchei, Norilsk Cu-Ni deposit, Russia, stored in the systematic collection of the Fersman Mineralogical Museum,

Associated Minerals at Type Locality:

Reference:

Maslenitzky, I. N., Faleev, P. V., Iskyul, E. V. (1947) Tin-bearing minerals of the platinum group in sulfide copper-nickel ores. Doklady Akademii Nauk SSSR. 58: 1137-1140

Other Language Names for StannopalladiniteHide

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Simplified Chinese:锡钯矿

Traditional Chinese:錫鈀礦

Common AssociatesHide

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Associated Minerals Based on Photo Data:

Related Minerals - Strunz-mindat GroupingHide

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1.AG. Michitoshiite-(Cu) Rh(Cu1-xGex) Iso. m_3_m _(_4/_m_32/m ) : P m_3_m
1.AG. Palladothallite Pd3Tl Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _I_4/m m m
1.AG. Sluzhenikinite Pd15(Sb7-xSnx) Mon. 2/m : _P_21/m
1.AG. Driekopite PtBi Hex. 6/m m m _(_6/_m_2/_m_2/m ) : _P_63/m m c
1.AG. Sidorovite Fe3Pt Iso. m_3_m _(_4/_m_32/m ) : P m_3_m
1.AG.05 Hexaferrum (Fe,Os,Ru,Ir) Hex. 6/m m m _(_6/_m_2/_m_2/m ) : _P_63/m m c
1.AG.05 Garutiite (Ni,Fe,Ir) Hex. 6/m m m _(_6/_m_2/_m_2/m ) : _P_63/m m c
1.AG.10 Atokite (Pd,Pt)3Sn Iso. m_3_m _(_4/_m_32/m ) : F m_3_m
1.AG.10 Rustenburgite (Pt,Pd)3Sn Iso. m_3_m _(_4/_m_32/m ) : F m_3_m
1.AG.10 Zvyagintsevite Pd3Pb Iso. m_3_m _(_4/_m_32/m ) : P m_3_n
1.AG.15 Taimyrite (Pd,Cu,Pt)3Sn Orth.
1.AG.15 Tatyanaite (Pt,Pd,Cu)9Cu3Sn4 Orth.
1.AG.20 Paolovite Pd2Sn Orth. m m m _(_2/_m_2/_m_2/m )
1.AG.25 Plumbopalladinite Pd3Pb2 Hex. 6_m_ m : P_63_m c
1.AG.30 Cabriite Pd2CuSn Orth. m m m _(_2/_m_2/_m_2/m ) : P m m m
1.AG.35 Chengdeite Ir3Fe Iso. m_3_m _(_4/_m_32/m )
1.AG.35 Isoferroplatinum Pt3Fe Iso. m_3_m _(_4/_m_32/m )
1.AG.40 Ferronickelplatinum Pt2FeNi Tet.
1.AG.40 Tetraferroplatinum PtFe Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_4/m m m
1.AG.40 Tulameenite Pt2CuFe Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_4/m m m
1.AG.45 Hongshiite PtCu Trig.
1.AG.45 Skaergaardite PdCu Iso. m_3_m _(_4/_m_32/m ) : P m_3_m
1.AG.50 Yixunite Pt3In Iso. m_3_m _(_4/_m_32/m )
1.AG.55 Damiaoite PtIn2 Iso. m_3_m _(_4/_m_32/m ) : F m_3_m
1.AG.60 Niggliite PtSn Hex. 6/m m m _(_6/_m_2/_m_2/m ) : _P_63/m m c
1.AG.65 Bortnikovite Pd4Cu3Zn Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_4/m m m
1.AG.70 Nielsenite PdCu3 Tet. 4_m_ m : P_4_m m
1.AG.75 Norilskite (Pd,Ag)2xPb (x = 0.08 - 0.11) Trig. 32 : _P_3121

Other InformationHide

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Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

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References for StannopalladiniteHide

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Reference List:

Kasatkin, Anatoly V., Vymazalová, Anna, Nestola, Fabrizio, Gurzhiy, Vladislav V., Agakhanov, Atali A., Škoda, Radek, Belakovskiy, Dmitry I., Generalov, Mikhail E. (2023) A re-evaluation of stannopalladinite using modern analytical techniques. Mineralogical Magazine, 1-21 doi:10.1180/mgm.2023.73

Localities for StannopalladiniteHide

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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

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- 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.

Canada
Ontario Greater Sudbury Maclennan Township ⓘ Victor Deep Mine Ames et al. (2003)
China
Yunnan Dali Midu County ⓘ Jinbaoshan Pt-Pd-Ni-Cu deposit (Jingbaoshan Pt-Pd-Ni-Cu deposit) Min Liu (2002)
Finland
Lapland Sodankylä Viiankiaapa mire area ⓘ Sakattilampi (Sakatti deposit) Pelayo Barrón Francisco (2020)
Russia
Buryatia Severo-Baykalsky District Dovyren Highlands Yoko-Dovyrensky Massif ⓘ Main Reef Kislov +1 other reference
Krasnoyarsk Krai Taymyrskiy Autonomous Okrug Taimyr Peninsula Putoran Plateau ⓘ Noril'sk Spiridonov et al. (2015)
Noril'sk Cu-Ni deposit ⓘ Ugol'nyi Ruchei Mine (TL) Maslenitzky et al. (1947) +1 other reference
Talnakh Cu-Ni Deposit ⓘ Mayak Mine Pekov (1998)
ⓘ Oktyabrsky Mine Pavel M. Kartashov analytical data (1989)
ⓘ Kharaelakh lode 2014 Ultramafic-mafic intrusions
Murmansk Oblast Monche tundra intrusion ⓘ Loypishnyun deposit Chashchin et al. (2018)
ⓘ Monchetundra deposit Grokhovskaya et al. (2009)
ⓘ Monchegorsk Yury L. Voytekhovsky (2008)
ⓘ Monchegorsk Cu-Ni Deposit Grokhovskaya et al. (2003)
South Africa
Limpopo Sekhukhune District Municipality Fetakgomo Tubatse Local Municipality Burgersfort ⓘ Mooihoek Farm 255 KT Anthony et al. (1990)
Waterberg District Municipality Mogalakwena Local Municipality Mogalakwena Mokopane ⓘ Sandsloot mine Holwell et al. (2006) +1 other reference
USA
Alaska Prince of Wales-Hyder Census Area ⓘ Halibut Bay Alaska Div. Geological & Geophysical ...
Montana Stillwater County J-M Reef (Howland Reef) ⓘ Minneapolis adit Bart Cannon (Cannon Microprobe)