Home Page About Mindat The Mindat Manual History of Mindat Copyright Status Who We Are Our Science Mindat Newsletter [Free Download]Contact Us

Donate to Mindat Sponsor a Page Corporate Sponsorship Sponsored Pages

Learning Center What Is a Mineral?The Most Common Minerals on Earth Information for Educators Mindat Articles Mindat Newsletter [Free Download]The Elements The Mineral Quiz

Minerals by Properties Minerals by Chemistry Mineral Visual Explorer Advanced Locality Search Random Mineral Random Locality Search by minID Minerals by Country Alphabetical Mineral Index Alphabetical Locality Search Mineral Association Search List of Countries Localities Near Me Photo Search Search Articles Search Glossary The Rock H. Currier Digital Library More Search Options

The Mindat Manual Add a New Photo Rate Photos Locality Edit Report Coordinate Completion Report Add Glossary Item

Minerals Petrology Fossils Meteorites Geologic Time

Mining Companies Statistics Mineral Museums Clubs & Organizations Mineral Shows & Events Device Settings Time Machine

Read Discussions Identification Request

Photo Search Photo Galleries Search by Colour Photo Colour Explorer New Photos Today New Photos Yesterday Members' Photo Galleries Past Photo of the Day Gallery Photography

Seleniospinel Group

A group of related mineral species

This page is currently not sponsored. Click here to sponsor this page.

Photos of Seleniospinel Group (45)Discuss Seleniospinel Group

Seleniospinel Group Gallery Search Photos of Seleniospinel Group

Edit Seleniospinel Group Add Synonym Edit CIF structures Clear Cache

Tyrrellite, etc.

Eagle Claims U-Cu-Se occurrence, Beaverlodge Lake area, Saskatchewan, Canada

Tyrrellite, etc.

Eagle Claims U-Cu-Se occurrence, Beaverlodge Lake area, Saskatchewan, Canada

Tyrrellite, etc.

Bukov Mine, Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic

Tyrrellite, etc.

Eagle Claims U-Cu-Se occurrence, Beaverlodge Lake area, Saskatchewan, Canada

Tyrrellite, etc.

Eagle Claims U-Cu-Se occurrence, Beaverlodge Lake area, Saskatchewan, Canada

Tyrrellite, etc.

Bukov Mine, Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic

Tyrrellite, etc.

Eagle Claims U-Cu-Se occurrence, Beaverlodge Lake area, Saskatchewan, Canada

Tyrrellite, etc.

Eagle Claims U-Cu-Se occurrence, Beaverlodge Lake area, Saskatchewan, Canada

Hide all sections | Show all sections

About Seleniospinel GroupHide

Formula:

AD₂Se₄

A = Co, Ni, Cu
D = Co, Ni

Note: the D site is named as B in the IMA Proposal 17-H. Changed here to avoid confusion with Boron.

Member of:

Spinel Supergroup

A group within the Spinel Supergroup.
The seleniospinell group can be divided into: bornhardtite subgroup and tyrrellite (CNMNC Newsletter No. 42).

Unique IdentifiersHide

Mindat ID:

52867

Long-form identifier:

mindat:1:1:52867:2

IMA Classification of Seleniospinel GroupHide

IMA status notes:

IMA Approved Group Name

Approval history:

A classification of spinel supergroup was approved by IMA in march 2018 (Proposal 17-H).

Chemistry of Seleniospinel GroupHide

Mindat Formula:

AD₂Se₄

A = Co, Ni, Cu
D = Co, Ni

Note: the D site is named as B in the IMA Proposal 17-H. Changed here to avoid confusion with Boron.

Crystal StructureHide

Load
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4

View
CIF File Best | x | y | z | a | b | c

Rotation
Stop | Start

Labels
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)
0010334	Tyrrellite	Yang H, Hubler D K, Lavina B, Downs R T, Costin G (2007) Tyrrellite, Cu(Co0.68Ni0.32)2Se4, isostructural with spinel Acta Crystallographica C63 i73-i74		2007	Eagle Claims, Beaverlodge Lake area, Saskatchewan, Canada	0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Tyrrellite'
loop_
_publ_author_name
'Yang H'
'Hubler D K'
'Lavina B'
'Downs R T'
'Costin G'
_journal_name_full 'Acta Crystallographica, Section C'
_journal_volume 63 
_journal_year 2007
_journal_page_first i73
_journal_page_last i74
_publ_section_title
;
 Tyrrellite, Cu(Co0.68Ni0.32)2Se4, isostructural with spinel
;
_database_code_amcsd 0010334
_chemical_compound_source 'Eagle Claims, Beaverlodge Lake area, Saskatchewan, Canada'
_chemical_formula_sum 'Cu (Co1.36 Ni.64) Se4'
_cell_length_a 9.98850
_cell_length_b 9.98850
_cell_length_c 9.98850
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 996.554
_exptl_crystal_density_diffrn      6.626
_symmetry_space_group_name_H-M 'F d 3 m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2+y,1/2+z'
  '1/2+x,y,1/2+z'
  '1/2+x,1/2+y,z'
  '3/4+z,1/2-x,1/4+y'
  '3/4+z,-x,3/4+y'
  '1/4+z,1/2-x,3/4+y'
  '1/4+z,-x,1/4+y'
  '3/4-y,1/2+z,1/4-x'
  '3/4-y,+z,3/4-x'
  '1/4-y,1/2+z,3/4-x'
  '1/4-y,+z,1/4-x'
  '3/4+x,1/2-y,1/4+z'
  '3/4+x,-y,3/4+z'
  '1/4+x,1/2-y,3/4+z'
  '1/4+x,-y,1/4+z'
  '3/4-z,1/2+x,1/4-y'
  '3/4-z,+x,3/4-y'
  '1/4-z,1/2+x,3/4-y'
  '1/4-z,+x,1/4-y'
  '3/4+y,1/2-z,1/4+x'
  '3/4+y,-z,3/4+x'
  '1/4+y,1/2-z,3/4+x'
  '1/4+y,-z,1/4+x'
  '3/4-x,1/2+y,1/4-z'
  '3/4-x,+y,3/4-z'
  '1/4-x,1/2+y,3/4-z'
  '1/4-x,+y,1/4-z'
  '1/2+x,3/4-z,1/4-y'
  '1/2+x,1/4-z,3/4-y'
  '+x,3/4-z,3/4-y'
  '+x,1/4-z,1/4-y'
  '1/2-z,3/4+y,1/4+x'
  '1/2-z,1/4+y,3/4+x'
  '-z,3/4+y,3/4+x'
  '-z,1/4+y,1/4+x'
  '1/2+y,3/4-x,1/4-z'
  '1/2+y,1/4-x,3/4-z'
  '+y,3/4-x,3/4-z'
  '+y,1/4-x,1/4-z'
  '1/2-x,3/4+z,1/4+y'
  '1/2-x,1/4+z,3/4+y'
  '-x,3/4+z,3/4+y'
  '-x,1/4+z,1/4+y'
  '1/2+z,3/4-y,1/4-x'
  '1/2+z,1/4-y,3/4-x'
  '+z,3/4-y,3/4-x'
  '+z,1/4-y,1/4-x'
  '1/2-y,3/4+x,1/4+z'
  '1/2-y,1/4+x,3/4+z'
  '-y,3/4+x,3/4+z'
  '-y,1/4+x,1/4+z'
  'x,1/2+z,1/2+y'
  'x,+z,+y'
  '1/2+x,1/2+z,+y'
  '1/2+x,+z,1/2+y'
  '-z,1/2-y,1/2-x'
  '-z,-y,-x'
  '1/2-z,1/2-y,-x'
  '1/2-z,-y,1/2-x'
  'y,1/2+x,1/2+z'
  'y,+x,+z'
  '1/2+y,1/2+x,+z'
  '1/2+y,+x,1/2+z'
  '-x,1/2-z,1/2-y'
  '-x,-z,-y'
  '1/2-x,1/2-z,-y'
  '1/2-x,-z,1/2-y'
  'z,1/2+y,1/2+x'
  'z,+y,+x'
  '1/2+z,1/2+y,+x'
  '1/2+z,+y,1/2+x'
  '-y,1/2-x,1/2-z'
  '-y,-x,-z'
  '1/2-y,1/2-x,-z'
  '1/2-y,-x,1/2-z'
  '3/4+z,1/4+x,1/2-y'
  '3/4+z,3/4+x,-y'
  '1/4+z,1/4+x,-y'
  '1/4+z,3/4+x,1/2-y'
  '3/4-y,1/4-z,1/2+x'
  '3/4-y,3/4-z,+x'
  '1/4-y,1/4-z,+x'
  '1/4-y,3/4-z,1/2+x'
  '3/4+x,1/4+y,1/2-z'
  '3/4+x,3/4+y,-z'
  '1/4+x,1/4+y,-z'
  '1/4+x,3/4+y,1/2-z'
  '3/4-z,1/4-x,1/2+y'
  '3/4-z,3/4-x,+y'
  '1/4-z,1/4-x,+y'
  '1/4-z,3/4-x,1/2+y'
  '3/4+y,1/4+z,1/2-x'
  '3/4+y,3/4+z,-x'
  '1/4+y,1/4+z,-x'
  '1/4+y,3/4+z,1/2-x'
  '3/4-x,1/4-y,1/2+z'
  '3/4-x,3/4-y,+z'
  '1/4-x,1/4-y,+z'
  '1/4-x,3/4-y,1/2+z'
  '-z,3/4+x,3/4+y'
  '-z,1/4+x,1/4+y'
  '1/2-z,3/4+x,1/4+y'
  '1/2-z,1/4+x,3/4+y'
  'y,3/4-z,3/4-x'
  'y,1/4-z,1/4-x'
  '1/2+y,3/4-z,1/4-x'
  '1/2+y,1/4-z,3/4-x'
  '-x,3/4+y,3/4+z'
  '-x,1/4+y,1/4+z'
  '1/2-x,3/4+y,1/4+z'
  '1/2-x,1/4+y,3/4+z'
  'z,3/4-x,3/4-y'
  'z,1/4-x,1/4-y'
  '1/2+z,3/4-x,1/4-y'
  '1/2+z,1/4-x,3/4-y'
  '-y,3/4+z,3/4+x'
  '-y,1/4+z,1/4+x'
  '1/2-y,3/4+z,1/4+x'
  '1/2-y,1/4+z,3/4+x'
  'x,3/4-y,3/4-z'
  'x,1/4-y,1/4-z'
  '1/2+x,3/4-y,1/4-z'
  '1/2+x,1/4-y,3/4-z'
  '1/4-x,1/2+z,3/4-y'
  '1/4-x,+z,1/4-y'
  '3/4-x,1/2+z,1/4-y'
  '3/4-x,+z,3/4-y'
  '1/4+z,1/2-y,3/4+x'
  '1/4+z,-y,1/4+x'
  '3/4+z,1/2-y,1/4+x'
  '3/4+z,-y,3/4+x'
  '1/4-y,1/2+x,3/4-z'
  '1/4-y,+x,1/4-z'
  '3/4-y,1/2+x,1/4-z'
  '3/4-y,+x,3/4-z'
  '1/4+x,1/2-z,3/4+y'
  '1/4+x,-z,1/4+y'
  '3/4+x,1/2-z,1/4+y'
  '3/4+x,-z,3/4+y'
  '1/4-z,1/2+y,3/4-x'
  '1/4-z,+y,1/4-x'
  '3/4-z,1/2+y,1/4-x'
  '3/4-z,+y,3/4-x'
  '1/4+y,1/2-x,3/4+z'
  '1/4+y,-x,1/4+z'
  '3/4+y,1/2-x,1/4+z'
  '3/4+y,-x,3/4+z'
  '3/4-x,3/4-z,y'
  '3/4-x,1/4-z,1/2+y'
  '1/4-x,3/4-z,1/2+y'
  '1/4-x,1/4-z,y'
  '3/4+z,3/4+y,-x'
  '3/4+z,1/4+y,1/2-x'
  '1/4+z,3/4+y,1/2-x'
  '1/4+z,1/4+y,-x'
  '3/4-y,3/4-x,z'
  '3/4-y,1/4-x,1/2+z'
  '1/4-y,3/4-x,1/2+z'
  '1/4-y,1/4-x,z'
  '3/4+x,3/4+z,-y'
  '3/4+x,1/4+z,1/2-y'
  '1/4+x,3/4+z,1/2-y'
  '1/4+x,1/4+z,-y'
  '3/4-z,3/4-y,x'
  '3/4-z,1/4-y,1/2+x'
  '1/4-z,3/4-y,1/2+x'
  '1/4-z,1/4-y,x'
  '3/4+y,3/4+x,-z'
  '3/4+y,1/4+x,1/2-z'
  '1/4+y,3/4+x,1/2-z'
  '1/4+y,1/4+x,-z'
  '-z,-x,-y'
  '-z,1/2-x,1/2-y'
  '1/2-z,-x,1/2-y'
  '1/2-z,1/2-x,-y'
  'y,z,x'
  'y,1/2+z,1/2+x'
  '1/2+y,z,1/2+x'
  '1/2+y,1/2+z,x'
  '-x,-y,-z'
  '-x,1/2-y,1/2-z'
  '1/2-x,-y,1/2-z'
  '1/2-x,1/2-y,-z'
  'z,x,y'
  'z,1/2+x,1/2+y'
  '1/2+z,x,1/2+y'
  '1/2+z,1/2+x,y'
  '-y,-z,-x'
  '-y,1/2-z,1/2-x'
  '1/2-y,-z,1/2-x'
  '1/2-y,1/2-z,-x'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Cu   0.12500   0.12500   0.12500   1.00000   0.01020
Co   0.50000   0.00000   0.00000   0.68000   0.00624
Ni   0.50000   0.00000   0.00000   0.32000   0.00624
Se   0.26192  -0.01192  -0.01192   1.00000   0.00705
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
Cu 0.01020 0.01020 0.01020 0.00000 0.00000 0.00000
Co 0.00624 0.00624 0.00624 -0.00031 -0.00031 -0.00031
Ni 0.00624 0.00624 0.00624 -0.00031 -0.00031 -0.00031
Se 0.00705 0.00705 0.00705 0.00027 0.00027 -0.00027

Relationship of Seleniospinel Group to other SpeciesHide

Member of:

Spinel Supergroup

Other Members of Spinel Supergroup:

Oxyspinel Group	AD₂O₄
Thiospinel Group	AB₂X₄

Seleniospinel Group Members:

Bornhardtite Subgroup	A²⁺D³⁺₂Se₄
Bornhardtite	Co²⁺Co³⁺₂Se₄	Iso. m3m(4/m32/m) : Fd3m
Trüstedtite	Ni₃Se₄	Iso.
Nickeltyrrellite	CuNi₂Se₄	Iso. m3m(4/m32/m) : Fd3m
Tyrrellite	Cu(Co,Ni)₂Se₄	Iso. m3m(4/m32/m) : Fd3m

Click on any node to view relationships. Formula-derived relationship network for the group members above. Use Find related species to add formula-neighbour species outside the current group view. Solid links show inferred chemical differences; dashed violet links show same-formula crystallographic differences. Hydration states are not treated as relationship changes. These relationships do not imply any real-world substitution reactions between these species.

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 Seleniospinel GroupHide

mindat.org URL:

https://www.mindat.org/min-52867.html
Please feel free to link to this page.

Search Engines:

Look for Seleniospinel Group on Google

Look for Seleniospinel Group images on Google

Look for Seleniospinel Group on Bing

Look for Seleniospinel Group images on Bing

Look for Seleniospinel Group on DuckDuckGo

Look for Seleniospinel Group images on DuckDuckGo

Look for Seleniospinel Group in the Rock H. Currier Digital Library

Mineral Dealers:

Buy from D. Joyce minerals

References for Seleniospinel GroupHide

Reference List:

von Philipsborn, Henning (1971) Chalcogenide spinels and alternative structures. Zeitschrift für Kristallographie, 133 (133). 464-472 doi:10.1524/zkri.1971.133.133.464

Brik, Mikhail G., Suchocki, Andrzej, Kamińska, Agata (2014) Lattice parameters and stability of the spinel compounds in relation to the ionic radii and electronegativities of constituting chemical elements. Inorganic Chemistry, 53 (10) 5088-5099 doi:10.1021/ic500200a

Biagioni, C., Pasero, M. (2014) The systematics of the spinel-type minerals: An overview. American Mineralogist, 99 (7) 1254-1264 doi:10.2138/am.2014.4816

Hålenius, U., Hatert, F., Pasero, M., Mills, S. J. (2018) New minerals and nomenclature modifications approved in 2018. Mineralogical Magazine, 82 (2). 445-451 doi:10.1180/mgm.2018.71

Localities for Seleniospinel GroupHide

Showing 32 localities.

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.

Hide all sections | Show all sections

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.


Argentina
La Rioja Province General Lamadrid Department Villa Castelli Sierra de Cacho ⓘ Tumiñico Mine	[Tyrrellite] Brodtkorb (2002) +3 other references
ⓘ Los Llantenes mining district	[Tyrrellite] Paar (1996)
Mendoza Province Luján de Cuyo department Cacheuta District ⓘ Sierra de Cacheuta	[Bornhardtite, Tyrrellite] Grundmann et al. (2018)
ⓘ Cerro de Cacheuta	[Bornhardtite] Mineralogical Society of America - ...
ⓘ Cacheuta Mine	[Bornhardtite, Tyrrellite] Zappettini et al. (2014)

Bolivia
Potosí Antonio Quijarro Province Porco Municipality ⓘ El Dragón mine	[Nickeltyrrellite] Förster et al. (2019) +1 other reference

Canada
Saskatchewan Beaverlodge Lake area ⓘ Eagle Claims U-Cu-Se occurrence	[Tyrrellite] ROBINSON et al. (1952) +3 other references
Goldfields District Beaverlodge Lake ⓘ Ato Bay	[Tyrrellite] ROBINSON et al. (1952) +1 other reference
ⓘ Hal Lake Selenium Occurrence No. 1	[Tyrrellite] Collected and analyzed by Gunnar Farber.
ⓘ Martin Lake mine	[Tyrrellite] Simon et al. (1997)
ⓘ Pinky Fault Uranium Deposit	[Bornhardtite] Mineralogical Society of America - ...

China
Sichuan Ngawa Autonomous Prefecture (Aba Autonomous Prefecture) Zoigê Co. (Ruo'ergai Co.) ⓘ Qiongmo Au-Se deposit (Qiongme Au-Se deposit; Quongme Au-Se deposit)	[Trüstedtite] Anthony

Czech Republic
Plzeň Region Plzeň-South District Spálené Poříčí ⓘ Kokšín Hill	[Tyrrellite] Scharm et al. (2000)
South Bohemian Region Písek District Kovářov Předbořice ⓘ Předbořice deposit	[Tyrrellite] Paar et al. (2005) +1 other reference
Vysočina Region Žďár nad Sázavou District Nové Město na Moravě ⓘ Petrovice	[Tyrrellite] Kvaček +1 other reference
ⓘ Slavkovice	[Tyrrellite] Vavřín +1 other reference
Rožná Rožná deposit ⓘ Bukov Mine	[Tyrrellite] Vavřín +1 other reference
ⓘ Habři Mine	[Tyrrellite] Kvaček (1979)

DR Congo
Lualaba Mutshatsha Kolwezi ⓘ Musonoi Mine	[Tyrrellite] Wilson (2018)

Finland
North Ostrobothnia ⓘ Kuusamo	[Trüstedtite] Vuorelainen et al. (1964) +1 other reference
ⓘ Kitka River Valley	[Trüstedtite] Vuorelainen et al. (1964)

Germany
Bavaria Upper Palatinate ⓘ Wölsendorf fluorite mining district	[Tyrrellite] Seeliger et al. (1965) +1 other reference
Lower Saxony Goslar District Harz (Landkreis Goslar) ⓘ Trogtal Quarries	[Bornhardtite] Ramdohr et al. (1955) +3 other references
Göttingen District Osterode am Harz Lerbach ⓘ Weintraube Mine	[Bornhardtite] Weiß (1990)
Saxony-Anhalt Harz Ballenstedt Rieder ⓘ Greywacke quarry	[Tyrrellite] Heider et al. (2012)
Mansfeld-Südharz Mansfeld ⓘ Tilkerode mining district	[Bornhardtite, Trüstedtite] Tischendorf (1969) +1 other reference

Spain
Castile and Leon León Cármenes Villanueva de Pontedo ⓘ Providencia Mine	[Tyrrellite] Simon et al. (1997)

UK
England Devon Torbay Torquay ⓘ Hope's Nose	[Trüstedtite, Tyrrellite] Stanley et al. (1990) +1 other reference

Quick NavTop About Seleniospinel Group Unique Identifiers IMA Classification Chemistry Crystal Structure Relationships Other Information Internet Links References Localities Locality List

Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: October 14, 2026 06:34:20 Page updated: July 8, 2026 23:33:29

Go to top of page