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Stumpflite

A valid IMA mineral species

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Photos of Stumpflite (2)

Search Photos of Stumpflite

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Stumpflite, etc.

Talnakh Cu-Ni Deposit, Noril'sk, Putoran Plateau, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Krasnoyarsk Krai, Russia

Stumpflite

Driekop mine, Sekhukhuneland, Burgersfort, Fetakgomo Tubatse Local Municipality, Sekhukhune District Municipality, Limpopo, South Africa

Stumpflite, etc.

Talnakh Cu-Ni Deposit, Noril'sk, Putoran Plateau, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Krasnoyarsk Krai, Russia

Stumpflite

Driekop mine, Sekhukhuneland, Burgersfort, Fetakgomo Tubatse Local Municipality, Sekhukhune District Municipality, Limpopo, South Africa

Stumpflite, etc.

Talnakh Cu-Ni Deposit, Noril'sk, Putoran Plateau, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Krasnoyarsk Krai, Russia

Stumpflite

Driekop mine, Sekhukhuneland, Burgersfort, Fetakgomo Tubatse Local Municipality, Sekhukhune District Municipality, Limpopo, South Africa

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About StumpfliteHide

Eugen F. Stumpfl

Formula:

PtSb

Sb may be replaced by minor Bi.

Colour:

Creamy-white

Lustre:

Metallic

Hardness:

Specific Gravity:

13.52 (Calculated)

Crystal System:

Hexagonal

Member of:

Nickeline Group

Name:

Named in 1972 by Zdeněk Johan and Paul Picot in honor of Eugen Friedrich Stumpfl (27 November 1931, Munich, Germany - 12 July 2004, Innsbruck, Austria), professor of mineralogy, Mining Institute, Leoben (Austria) and authority on ore microscopy. The mineral eugenite is also named after him.

Type Locality:

ⓘ Driekop mine, Sekhukhuneland, Burgersfort, Fetakgomo Tubatse Local Municipality, Sekhukhune District Municipality, Limpopo, South Africa

The possible Bi analogue is coded as 'UM1974-02-Bi:AsPdPtSb', while the Rh one as 'UM1979-19-Sb:Rh'.

Unique IdentifiersHide

Mindat ID:

3816

Long-form identifier:

mindat:1:1:3816:0

GUID
(UUID V4):

a5d11240-745a-49b5-a5bd-743c868583a1

IMA Classification of StumpfliteHide

IMA status:

Approved

Approval year:

1972

First published:

1972

Type description reference:

Johan, Zdenek, Picot, Paul (1972) La stumpflite, Pt (Sb, Bi), un nouveau minéral. Bulletin de Minéralogie, 95 (5) 610-613 doi:10.3406/bulmi.1972.6739

Classification of StumpfliteHide

Strunz-mindat (2024):

2.CC.05

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
C : Metal Sulfides, M: S = 1: 1 (and similar)
C : With Ni, Fe, Co, PGE, etc.

Hey's CIM Ref.:

3.12.55

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 SymbolsHide

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

Symbol	Source	Reference
Stm	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 StumpfliteHide

Lustre:

Metallic

Transparency:

Opaque

Colour:

Creamy-white

Hardness:

5 on Mohs scale

Hardness:

VHN₅₀=385 kg/mm² - Vickers

Density:

13.52 g/cm³ (Calculated)

Optical Data of StumpfliteHide

Anisotropism:

Strong, in brownish yellow.

Reflectivity:

Wavelength	R₁	R₂
420nm	45.9%	49.3%
440nm	49.1%	52.2%
460nm	52.0%	54.7%
480nm	54.6%	57.3%
500nm	56.6%	59.5%
520nm	58.2%	61.5%
540nm	59.3%	63.0%
560nm	60.2%	64.5%
580nm	61.1%	65.7%
600nm	62.1%	66.7%
620nm	62.9%	67.6%
640nm	63.7%	68.5%
660nm	64.5%	69.3%
680nm	65.0%	70.0%
700nm	65.1%	70.7%

Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 70.7%.
R₁ shown in black, R₂ shown in red

Colour in reflected light:

Cream

Pleochroism:

Weak

Comments:

Perceptible

Chemistry of StumpfliteHide

Mindat Formula:

PtSb

Sb may be replaced by minor Bi.

Elements listed:

Pt, Sb - search for minerals with similar chemistry

Crystallography of StumpfliteHide

Crystal System:

Hexagonal

Class (H-M):

6/mmm (6/m 2/m 2/m) - Dihexagonal Dipyramidal

Space Group:

P6₃/mmc

Setting:

P6₃/mmc

Cell Parameters:

a = 4.175(2) Å, c = 5.504(2) Å

Ratio:

a:c = 1 : 1.318

Unit Cell V:

83.08 Å³ (Calculated from Unit Cell)

Crystal StructureHide

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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)
0011590	Stumpflite	Wyckoff R W G (1963) Second edition. Interscience Publishers, New York, New York Crystal Structures 1 85-237		1963		0	293
0016977	Stumpflite	Thomassen L (1929) Ueber Kristallstrukturen einiqer binaerer Verbindungen der Platinmetalle II _cod_database_code 1010041 Zeitschrift fur Physikalische Chemie B4 277-287		1929		0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Stumpflite'
loop_
_publ_author_name
'Wyckoff R W G'
_journal_name_full 'Crystal Structures'
_journal_volume 1 
_journal_year 1963
_journal_page_first 85
_journal_page_last 237
_publ_section_title
;
 Second edition. Interscience Publishers, New York, New York
 Note: ideal nickel arsenide structure
;
_database_code_amcsd 0011590
_chemical_formula_sum 'Pt Sb'
_cell_length_a 4.130
_cell_length_b 4.130
_cell_length_c 5.472
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 80.831
_exptl_crystal_density_diffrn     13.018
_symmetry_space_group_name_H-M 'P 63 m c'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-x,-x+y,1/2+z'
  'x-y,x,1/2+z'
  '-y,-x,z'
  '-y,x-y,z'
  'x-y,-y,1/2+z'
  '-x,-y,1/2+z'
  'x,x-y,z'
  '-x+y,-x,z'
  'y,x,1/2+z'
  'y,-x+y,1/2+z'
  '-x+y,y,z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Pt   0.00000   0.00000   0.00000
Sb   0.33333   0.66667   0.25000

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
3.027 Å	(100)
2.192 Å	(100)
2.088 Å	(80)
3.618 Å	(60)
1.512 Å	(50)
1.720 Å	(40)
1.224 Å	(40)

Comments:

Driekop mine, Limpopo, South Africa. Data from the type description.

Geological EnvironmentHide

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 StumpfliteHide

Type Locality:

ⓘ Driekop mine, Sekhukhuneland, Burgersfort, Fetakgomo Tubatse Local Municipality, Sekhukhune District Municipality, Limpopo, South Africa

General Appearance of Type Material:

Massive grains, to a few tenths of a mm.

Place of Conservation of Type Material:

Bureau de Recherches Géologiques et Minières (B.R.G.M.), Orléans; National School of Mines, Paris, France.

Associated Minerals at Type Locality:

Geversite

Reference:

Johan, Z., Picot, P. (1972) La stumpflite, Pt(Sb,Bi), un nouveau minéral. Bulletin de la Société Française de Minéralogie et de Cristallographie: 95: 610-613.

Synonyms of StumpfliteHide

IMA1972-013

Other Language Names for StumpfliteHide

German:Stumpflit

Russian:Штумпфлит

Simplified Chinese:六方锑铂矿

Spanish:Stumpflita

Relationship of Stumpflite to other SpeciesHide

Member of:

Nickeline Group

Other Members of this group:

Achávalite	FeSe	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
Breithauptite	NiSb	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
Freboldite	CoSe	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
Kotulskite	Pd(Te,Bi)_2-x (x ≈ 0.4)	Hex.
Langisite	CoAs	Hex. 6 : P6₃
Nickeline	NiAs	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mcm
Sederholmite	beta-NiSe	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
Sobolevskite	PdBi	Hex.
Sudburyite	PdSb	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
Vavřínite	Ni₂SbTe₂	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
Zlatogorite	NiCuSb₂	Trig. 3m (3 2/m) : P3 1m

Common AssociatesHide

Associated Minerals Based on Photo Data:

4 photos of Stumpflite associated with Parkerite	Ni₃(Bi,Pb)₂S₂
4 photos of Stumpflite associated with Sobolevskite	PdBi
4 photos of Stumpflite associated with Chalcopyrite	CuFeS₂
4 photos of Stumpflite associated with Taimyrite	(Pd,Cu,Pt)₃Sn
3 photos of Stumpflite associated with Magnetite	Fe²⁺Fe³⁺₂O₄
1 photo of Stumpflite associated with Geversite	PtSb₂
1 photo of Stumpflite associated with Genkinite	Pt₄Sb₃
1 photo of Stumpflite associated with Sperrylite	PtAs₂
1 photo of Stumpflite associated with Tulameenite	Pt₂CuFe

Related Minerals - Strunz-mindat Grouping Hide

2.CC.	Tilkerodeite	Pd₂HgSe₃	Trig. 3m (3 2/m) : P3m1
2.CC.	UM2007-26-S:CuFeIrNiPtRh	(Ir,Cu,Ni,Pt,Rh,Fe)₉S₁₁
2.CC.	Crowningshieldite	(Ni_0.9Fe_0.10)S	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
2.CC.	Eliopoulosite	V₇S₈	Trig. 3 2 : P3₂ 2 1
2.CC.	Kuvaevite	Ir₅Ni₁₀S₁₆	Trig. 3m (3 2/m) : R3m
2.CC.	Torryweiserite	Rh₅Ni₁₀S₁₆	Trig. 3m (3 2/m) : R3m
2.CC.	Tamuraite	Ir₅Fe₁₀S₁₆	Trig. 3m (3 2/m) : R3m
2.CC.	Ferrotorryweiserite	Rh₅Fe₁₀S₁₆	Trig. 3m (3 2/m) : R3m
2.CC.05	Achávalite	FeSe	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
2.CC.05	Breithauptite	NiSb	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
2.CC.05	Freboldite	CoSe	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
2.CC.05	Kotulskite	Pd(Te,Bi)_2-x (x ≈ 0.4)	Hex.
2.CC.05	Langisite	CoAs	Hex. 6 : P6₃
2.CC.05	Nickeline	NiAs	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mcm
2.CC.05	Sederholmite	beta-NiSe	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
2.CC.05	Sobolevskite	PdBi	Hex.
2.CC.05	Sudburyite	PdSb	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
2.CC.05	Jaipurite	CoS	Hex.
2.CC.05	Zlatogorite	NiCuSb₂	Trig. 3m (3 2/m) : P3 1m
2.CC.10	Pyrrhotite	Fe_1-xS	Mon.
2.CC.10	Smythite	(Fe,Ni)_3+xS₄ (x=0-0.3)	Trig. 3m (3 2/m) : R3m
2.CC.10	Troilite	FeS	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
2.CC.15	Cherepanovite	RhAs	Orth. mmm (2/m 2/m 2/m) : Pnma
2.CC.15	Modderite	(Co,Fe)As	Orth. mmm (2/m 2/m 2/m)
2.CC.15	Ruthenarsenite	(Ru,Ni)As	Orth. mmm (2/m 2/m 2/m) : Pnma
2.CC.15	Westerveldite	(Fe,Ni,Co)As	Orth. mmm (2/m 2/m 2/m)
2.CC.15	Minakawaite	RhSb	Orth. mmm (2/m 2/m 2/m) : Pnma
2.CC.20	Millerite	NiS	Trig. 3m : R3m
2.CC.20	Mäkinenite	γ-NiSe	Trig. 3m
2.CC.20	UM1990-38-S:CuFeIrNiPtRh	(Ni,Fe,Rh,Cu,Ir,Pt)S
2.CC.25	Mackinawite	FeS	Tet. 4/mmm (4/m 2/m 2/m) : P4/nmm
2.CC.30	Hexatestibiopanickelite	(Pd,Ni)(Sb,Te) ?	Hex.
2.CC.30	Vavřínite	Ni₂SbTe₂	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
2.CC.35a	Braggite	PdPt₃S₄	Tet. 4/m : P4₂/m
2.CC.35b	Cooperite	PtS	Tet. 4/mmm (4/m 2/m 2/m) : P4₂/mmc
2.CC.35a	Vysotskite	PdS	Tet. 4/m : P4₂/m
2.CC.45	Jacutingaite	Pt₂HgSe₃	Trig. 3m (3 2/m) : P3m1
2.CC.50	Imgreite	NiTe (?)	Hex.

Other InformationHide

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 StumpfliteHide

mindat.org URL:

https://www.mindat.org/min-3816.html
Please feel free to link to this page.

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External Links:

Look for Stumpflite on Webmineral

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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

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References for StumpfliteHide

Reference List:

Johan, Zdenek, Picot, Paul (1972) La stumpflite, Pt (Sb, Bi), un nouveau minéral. Bulletin de Minéralogie, 95 (5) 610-613 doi:10.3406/bulmi.1972.6739

Fleischer, M. (1974) New mineral names. American Mineralogist: 59: 208-212.

Criddle, A. J., Stanley, C. J. (1993) Data file. In Quantitative Data File for Ore Minerals. Springer Netherlands. p.1-635. doi:10.1007/978-94-011-1486-8_1p.540

(2023) Stumpflite. Handbook of Mineralogy. Mineralogical Society of America

Localities for StumpfliteHide

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

- 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.


Australia
New South Wales Kennedy Co. Fifield ⓘ Kelvin Grove prospect	Johan et al. (1989)

Brazil
Goiás ⓘ Niquelândia	33rd International Geological Congress (2008)
ⓘ Niquelândia complex	Garuti et al. (2012)

Canada
British Columbia Similkameen Mining Division ⓘ Tulameen River	Nixon et al. (1990)
ⓘ Grasshopper Mt	Nixon et al. (1990)

Chile
Araucanía Cautín Province ⓘ La Cabaña	González-Jiménez et al. (2016)

Ethiopia
Oromia Region West Welega Zone Gimbi ⓘ Yubdo District (Joubdo District; Youbdo District; Joubda District)	T.L. Evstigneyeva et al. (1992)

Russia
Kamchatka Krai Sobolevsky District ⓘ Maior River (Brook)	Sidorov et al. (2004)
ⓘ Mount Filipp	Sidorov et al. (2004)
Krasnoyarsk Krai Taymyrskiy Autonomous Okrug Taimyr Peninsula Putoran Plateau Noril'sk ⓘ Talnakh Cu-Ni Deposit	Pavel M. Kartashov analythical data of ...

South Africa (TL)
Limpopo Sekhukhune District Municipality Fetakgomo Tubatse Local Municipality Burgersfort Sekhukhuneland ⓘ Driekop mine (TL)	Johan et al. (1972) +3 other references
Waterberg District Municipality Mogalakwena Local Municipality Mogalakwena Mokopane ⓘ Akanani prospects	Van der Merwe (2011)
ⓘ Zwartfontein	Frits van der Merwe (2012)

Stumpflite

About StumpfliteHide

Unique IdentifiersHide

IMA Classification of StumpfliteHide

Classification of StumpfliteHide

Mineral SymbolsHide

Physical Properties of StumpfliteHide

Optical Data of StumpfliteHide

Chemistry of StumpfliteHide

Crystallography of StumpfliteHide

Crystal StructureHide

X-Ray Powder DiffractionHide

Geological EnvironmentHide

Type Occurrence of StumpfliteHide

Synonyms of StumpfliteHide

Other Language Names for StumpfliteHide

Relationship of Stumpflite to other SpeciesHide

Common AssociatesHide

Related Minerals - Strunz-mindat GroupingHide

Other InformationHide

Internet Links for StumpfliteHide

References for StumpfliteHide

Localities for StumpfliteHide

Locality ListHide

Related Minerals - Strunz-mindat Grouping Hide