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Tegengrenite

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About TegengreniteHide

00336760015707465523168.jpg
Felix R. Tegengren
Formula:
(Mn3+0.5Sb5+0.5)Mg2O4
Colour:
Deep ruby red
Lustre:
Sub-Adamantine
Specific Gravity:
4.58 (Calculated)
Crystal System:
Trigonal
Name:
Named in honor of Felix Reinhold Tegengren (5 May 1884, Vasa, Finland - 2 March 1980, Sollentuna, Sweden), geologist and expert on ore deposits of Sweden and China.
This page provides mineralogical data about Tegengrenite.


Classification of TegengreniteHide

Approved
IMA status notes:
Redefined by the IMA
Approval year:
1999
First published:
2000
Approval history:
Redefined by IMA as (Mn3+0.5Sb5+0.5)Mg2O04 (Bosi et al. 2018)
4.BB.20

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
B : Metal: Oxygen = 3:4 and similar
B : With only medium-sized cations

Physical Properties of TegengreniteHide

Sub-Adamantine
Transparency:
Translucent
Colour:
Deep ruby red
Cleavage:
None Observed
Fracture:
Conchoidal
Density:
4.58 g/cm3 (Calculated)

Chemical Properties of TegengreniteHide

Formula:
(Mn3+0.5Sb5+0.5)Mg2O4

Crystallography of TegengreniteHide

Crystal System:
Trigonal
Cell Parameters:
a = 16.196 Å, c = 16.196 Å
Ratio:
a:c = 1 : 1
Unit Cell V:
3,679.20 ų (Calculated from Unit Cell)
Z:
42
Morphology:
Pseudocubic
Comment:
space group R3– or R3

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
4.98 Å(20)
4.32 Å(19)
4.24 Å(18)
3.052 Å(33)
2.608 Å(100)
2.162 Å(28)
1.665 Å(30)
1.531 Å(26)
1.527 Å(29)

Type Occurrence of TegengreniteHide

General Appearance of Type Material:
Deep red octahedra up to 150 μm in size
Empirical Formula of Type Material:
Mg2+1.22Mn2+0.82Zn0.07(Sb0.50Mn3+0.23Si0.06Ti0.04Al0.03Fe0.02)O4
Chemical Analysis of Type Material:
MgO21.83 %
Al2O30.76 %
SiO21.70 %
Sb2O536.13 %
TiO21.40 %
Fe2O30.78 %
MnO25.74 %
Mn2O38.14 %
ZnO2.66 %
Total:99.14 %
Geological Setting of Type Material:
Manganese ore
Associated Minerals at Type Locality:
Reference:
Holtstam D., Larsson, A. (2000) Tegengrenite, a new, rhombohedral spinel-related Sb mineral from the Jakobsberg Fe-Mn deposit, Värmland, Sweden. American Mineralogist 85, 1315-1320

Synonyms of TegengreniteHide

Other Language Names for TegengreniteHide

Relationship of Tegengrenite to other SpeciesHide

Other Members of this group:
AhrensiteSiFe2O4Iso. m3m (4/m 3 2/m)
BrunogeieriteGe4+Fe2+2O4Iso. m3m (4/m 3 2/m) : Fd3m
Filipstadite(Fe3+0.5Sb5+0.5)Mn2O4Iso.
Qandilite(Mg,Fe3+)2(Ti,Fe3+,Al)O4Iso. m3m (4/m 3 2/m) : Fd3m
Ringwoodite(Mg,Fe2+)2SiO4Iso. m3m (4/m 3 2/m) : Fd3m
UlvöspinelTiFe2O4Iso. m3m (4/m 3 2/m) : Fd3m

Common AssociatesHide

Associated Minerals Based on Photo Data:
3 photos of Tegengrenite associated with ManganositeMnO
2 photos of Tegengrenite associated with HausmanniteMn2+Mn3+2O4
1 photo of Tegengrenite associated with IngersoniteCa3Mn2+Sb5+4O14
1 photo of Tegengrenite associated with Filipstadite(Fe3+0.5Sb5+0.5)Mn2O4
1 photo of Tegengrenite associated with Katoptrite(Mn2+,Mg)13(Al,Fe3+)4Sb5+2(SiO4)2O20

Related Minerals - Nickel-Strunz GroupingHide

4.BB.ChenmingiteFeCr2O4Orth. mmm (2/m 2/m 2/m) : Pnma
4.BB.DellagiustaiteV2+Al2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.ThermaerogeniteCuAl2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05ChromiteFe2+Cr3+2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05CochromiteCoCr2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05CoulsoniteFe2+V3+2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05CuprospinelCu2+Fe3+2O4Iso.
4.BB.05Filipstadite(Fe3+0.5Sb5+0.5)Mn2O4Iso.
4.BB.05FrankliniteZn2+Fe3+2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05GahniteZnAl2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05GalaxiteMn2+Al2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05HercyniteFe2+Al2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05JacobsiteMn2+Fe3+2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05ManganochromiteMn2+Cr2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05MagnesiocoulsoniteMgV2O4Iso.
4.BB.05MagnesiochromiteMgCr2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05MagnesioferriteMgFe3+2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05MagnetiteFe2+Fe3+2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05Nichromite(Ni,Co,Fe)(Cr,Fe,Al)2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05Qandilite(Mg,Fe3+)2(Ti,Fe3+,Al)O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05SpinelMgAl2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05TrevoriteNi2+Fe3+2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05UlvöspinelTiFe2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05VuorelaineniteMn2+V3+2O4Iso. m3m (4/m 3 2/m) : Fd3m
4.BB.05ZincochromiteZnCr2O4Iso.
4.BB.10HausmanniteMn2+Mn3+2O4Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
4.BB.10HetaeroliteZnMn2O4Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
4.BB.10HydrohetaeroliteZnMn2O4 · H2OTet. 4/mmm (4/m 2/m 2/m) : I41/amd
4.BB.10Jacobsite-QMn2+(Fe3+,Mn3+)2O4Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
4.BB.15Maghemite(Fe3+0.670.33)Fe3+2O4Iso. 4 3 2 : P41 3 2
4.BB.15Titanomaghemite(Ti4+0.50.5)Fe3+2O4Iso. 4 3 2 : P43 3 2
4.BB.25XieiteFe2+Cr2O4Orth. mmm (2/m 2/m 2/m)

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.

References for TegengreniteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Holtstam D., Larsson, A. (2000) Tegengrenite, a new, rhombohedral spinel-related Sb mineral from the Jakobsberg Fe-Mn deposit, Värmland, Sweden. American Mineralogist 85, 1315-1320
Bosi, F., Biagioni, C. & Pasero, M.(2019) Nomenclature and classification of the spinel supergroup. European Journal of Mineralogy. 31:183-192

Internet Links for TegengreniteHide

Localities for TegengreniteHide

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 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Sweden
 
  • Värmland County
    • Filipstad
      • Långban Ore District
      • Nordmark District
        • Jakobsberg ore field
Holtstam D., Larsson, A. (2000) Tegengrenite, a new, rhombohedral spinel-related Sb mineral from the Jakobsberg Fe-Mn deposit, Värmland, Sweden. American Mineralogist 85, 1315-1320; [MinRec 32:311]
Kjell Gatedal
 
矿物 and/or 产地  
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