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Zincohögbomite-2N2S

A valid IMA mineral species
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08324470014951041106621.jpg
Zincohögbomite-2N2S

Mikro-Lakka emery deposit, Kerkis mountain, Western Samos, Samos, North Aegean, Greece
08784070014951041106581.jpg
Zincohögbomite-2N2S

Mikro-Lakka emery deposit, Kerkis mountain, Western Samos, Samos, North Aegean, Greece
08324470014951041106621.jpg
Zincohögbomite-2N2S

Mikro-Lakka emery deposit, Kerkis mountain, Western Samos, Samos, North Aegean, Greece
08784070014951041106581.jpg
Zincohögbomite-2N2S

Mikro-Lakka emery deposit, Kerkis mountain, Western Samos, Samos, North Aegean, Greece
08324470014951041106621.jpg
Zincohögbomite-2N2S

Mikro-Lakka emery deposit, Kerkis mountain, Western Samos, Samos, North Aegean, Greece
08784070014951041106581.jpg
Zincohögbomite-2N2S

Mikro-Lakka emery deposit, Kerkis mountain, Western Samos, Samos, North Aegean, Greece
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About Zincohögbomite-2N2SHide

07785350015221132877064.jpg
Arvid G. Högbom
Formula:
[(Zn,Al,Fe2+)3(Al,Fe3+,Ti)8O15(OH)]2
Colour:
Deep brown to black
Lustre:
Adamantine
Hardness:
7
Specific Gravity:
4.36 (Calculated)
Crystal System:
Hexagonal
Name:
Named as the zinc dominant mineral and 2N2S member of polysomatic series of the Högbomite Group (originally described as Zincohögbomite-8H). The root name is for Arvid Gustaf Högbom (11 January 1857, Vännäs, Västerbotten, Sweden - 19 January 1940, Uppsala, Sweden), Professor of Mineralogy and Geology at Uppsala University.
Högbomite Group.


Unique IdentifiersHide

Mindat ID:
7386
Long-form identifier:
mindat:1:1:7386:4
GUID
(UUID V4):
a3c35a40-cfe8-4e58-aaff-0ed129a06d0b

Classification of Zincohögbomite-2N2SHide

IMA status:
Approved
Approval year:
1994
First published:
1998
Strunz-mindat (2023):
4.CB.20

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
C : Metal: Oxygen = 2: 3,3: 5, and similar
B : With medium-sized cations

Mineral SymbolsHide

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

SymbolSourceReference
Zhög-2N2SIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of Zincohögbomite-2N2SHide

Lustre:
Adamantine
Transparency:
Translucent
Colour:
Deep brown to black
Comment:
Transparent in thin section.
Streak:
Brownish
Hardness:
7 on Mohs scale
Hardness:
VHN100=1200 - 1400 kg/mm2 - Vickers
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Conchoidal
Density:
4.36 g/cm3 (Calculated)

Optical Data of Zincohögbomite-2N2SHide

Type:
Uniaxial (-)
RI values:
nω = 1.878(2) nε = 1.832(2)
Max Birefringence:
δ = 0.046
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High
Pleochroism:
Strong
Comments:
O = dark brown and E = brown.

Chemical Properties of Zincohögbomite-2N2SHide

Formula:
[(Zn,Al,Fe2+)3(Al,Fe3+,Ti)8O15(OH)]2
IMA Formula:
(Zn,Al,Fe)3(Al,Fe,Ti)8O15(OH)
Elements listed:
Al, Fe, H, O, Ti, Zn - search for minerals with similar chemistry

Crystallography of Zincohögbomite-2N2SHide

Crystal System:
Hexagonal
Class (H-M):
6mm - Dihexagonal Pyramidal
Space Group:
P63mc
Cell Parameters:
a = 5.708 Å, c = 18.31 Å
Ratio:
a:c = 1 : 3.208
Unit Cell V:
516.64 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Euhedral pseudotetrahedra with {1014} and {0001}.
Twinning:
None observed.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
2.94 Å(30)
2.85 Å(50)
2.60 Å(80)
2.42 Å(100)
1.592 Å(60)
1.550 Å(50)
1.470 Å(70)
1.425 Å(80)
1.382 Å(30)
Comments:
Mikro-Lakka emery deposit, Samos, Greece. The data are from Ockenga et al. 1998.

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 5: Initiation of plate tectonics<3.5-2.5
40 : Regional metamorphism (greenschist, amphibolite, granulite facies)

Type Occurrence of Zincohögbomite-2N2SHide

Type Locality:
ⓘ Mikro-Lakka emery deposit, Kerkis mountain, Western Samos, Samos, North Aegean, Greece
General Appearance of Type Material:
Thin coatings (< 50 μm) on single crystals of gahnite. Euhedral pseudotetrahedra.
Place of Conservation of Type Material:
Institut für Mineralogie, Ruhr-Universität Bochum, Bochum, Germany (type).
Technische Universität, Braunschweig, Germany (type).
Technische Universität, Bergakademie, Freiburg, Germany (cotype).
Geological Setting of Type Material:
Diaspore- or corundum-bearing metabauxites.
Associated Minerals at Type Locality:
DiasporeCorundumChloritoidMuscoviteParagonite
MargariteHematiteMagnetiteIlmeniteGahnite

Synonyms of Zincohögbomite-2N2SHide

Other Language Names for Zincohögbomite-2N2SHide

Relationship of Zincohögbomite-2N2S to other SpeciesHide

Member of:
Zincohögbomite subgroup > Högbomite Group > Högbomite Supergroup
Other Members of this group:
Zincohögbomite-2N6S[(Zn,Mg)7(Al,Fe3+,Ti)16O31(OH)]2Hex. 6mm : P63mc

Related Minerals - Strunz-mindat GroupingHide

4.CB.SassiteTi3+2Ti4+O5Orth. mmm (2/m 2/m 2/m) : Cmcm
4.CB.Ferrohögbomite-2N2S[(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2Hex. 6mm : P63mc
4.CB.Magnesiohögbomite-6N12SMg5Al11TiO23(OH)Trig. 3m (3 2/m) : R3m
4.CB.GriffiniteAl2TiO5Orth. mmm (2/m 2/m 2/m) : Cmcm
4.CB.Zhenruite(MoO3)2 · H2OMon. 2/m : P21/m
4.CB.Pengite(Pb8Sb3+3)Σ11Sb5+9O35Trig. 3m (3 2/m) : R3m
4.CB.VirgilluethiteMoO3 · H2O
4.CB.05BrizziiteNaSb5+O3Trig. 3 : R3
4.CB.05CorundumAl2O3Trig. 3m (3 2/m) : R3c
4.CB.05Ecandrewsite(Zn,Fe2+,Mn2+)TiO3Trig. 3 : R3
4.CB.05EskolaiteCr2O3Trig. 3m (3 2/m) : R3c
4.CB.05GeikieliteMgTiO3Trig. 3 : R3
4.CB.05HematiteFe2O3Trig. 3m (3 2/m) : R3c
4.CB.05IlmeniteFe2+TiO3Trig. 3 : R3
4.CB.05KarelianiteV3+2O3Trig. 3m (3 2/m) : R3c
4.CB.05MelanostibiteMn2+2Fe3+Sb5+O6Trig. 3 : R3
4.CB.05PyrophaniteMn2+TiO3Trig. 3 : R3
4.CB.05Akimotoite(Mg,Fe2+)SiO3Trig. 3 : R3
4.CB.05AuroantimonateAuSbO3
4.CB.05UM1998-11-O-AuHSbAu+2Sb3+O2(OH)
4.CB.05TistariteTi3+2O3Trig. 3m (3 2/m) : R3c
4.CB.05Unnamed (Fe-Cr Oxide)FeCrO3Trig. 3 : R3
4.CB.05Hemleyite(Fe2+0.48Mg0.37Ca0.04Na0.04Mn2+0.03Al0.03Cr3+0.01)sum=1.00Si1.00O3Trig. 3 : R3
4.CB.10AvicenniteTl2O3Iso. m3 (2/m 3) : Ia3
4.CB.10Bixbyite-(Mn)Mn3+2O3Iso. m3 (2/m 3) : Ia3
4.CB.10Bixbyite-(Fe)(Fe,Mn)2O3Iso.
4.CB.15Armalcolite(Mg,Fe2+)Ti2O5Orth. mmm (2/m 2/m 2/m)
4.CB.15PseudobrookiteFe2TiO5Orth. mmm (2/m 2/m 2/m)
4.CB.15FerropseudobrookiteFe2+Ti2O5Orth. mmm (2/m 2/m 2/m) : Cmcm
4.CB.20Zincohögbomite-2N6S[(Zn,Mg)7(Al,Fe3+,Ti)16O31(OH)]2Hex. 6mm : P63mc
4.CB.20Magnesiohögbomite-6N6S[(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6Trig. 3m (3 2/m) : R3m
4.CB.20Magnesiohögbomite-2N3S[(Mg,Fe2+,Zn)4(Al,Ti,Fe3+)10O19(OH)]2Trig. 3m (3 2/m) : P3 1m
4.CB.20Magnesiohögbomite-2N2S[(Mg,Fe2+)3[Al7(Ti,Fe3+)]O15(OH)]2Hex. 6mm : P63mc
4.CB.20Ferrohögbomite-6N12S[(Fe2+,Mg,Zn)5(Al,Ti,Fe3+)12O23(OH)]6Trig. 3m (3 2/m) : R3m
4.CB.20Magnesiohögbomite-2N4S(Mg8.43Fe2+1.57)sum=10Al22Ti4+2O46(OH)2Hex. 6mm : P63mc
4.CB.20Magnesiobeltrandoite-2N3S(Mg6Al2)(Al18Fe3+2)O38(OH)2 Trig. 3m : P3m1
4.CB.20Zincovelesite-6N6SZn3(Fe3+,Mn3+,Al,Ti)8O15(OH)Trig. 3m (3 2/m) : P3m1
4.CB.25PseudorutileFe2Ti3O9Hex. 6 2 2 : P63 2 2
4.CB.25KleberiteFeTi6O11(OH)5Mon. 2/m : P21/b
4.CB.30BerdesinskiiteV3+2TiO5Mon.
4.CB.30OxyvaniteV3+2V4+O5Mon. 2/m : B2/b
4.CB.30KaitianiteTi3+2Ti4+O5Mon. 2/m : B2/b
4.CB.35Olkhonskite(Cr,V)2Ti3O9Mon.
4.CB.35SchreyeriteV3+2Ti3O9Mon. 2/m : B2/b
4.CB.35MachiiteAl2Ti3O9Mon. 2/m : B2/b
4.CB.35Vestaite(Ti4+Fe2+)Ti4+3O9Mon. 2/m : B2/b
4.CB.40KamiokiteFe2Mo3O8Hex. 6mm : P63mc
4.CB.40NolaniteV3+8Fe3+2O14(OH)2Hex. 6mm : P63mc
4.CB.40RinmaniteZn2Sb2Mg2Fe4O14(OH)2Hex. 6 : P63
4.CB.40IseiteMn2Mo3O8Hex. 6mm : P63mc
4.CB.40MajindeiteMg2Mo3O8Hex. 6mm : P63mc
4.CB.45ClaudetiteAs2O3Mon. 2/m
4.CB.45StibioclaudetiteAsSbO3Mon. 2/m : P21/m
4.CB.50ArsenoliteAs2O3Iso. m3m (4/m 3 2/m) : Fd3m
4.CB.50SenarmontiteSb2O3Iso. m3m (4/m 3 2/m) : Fd3m
4.CB.55ValentiniteSb2O3Orth. mmm (2/m 2/m 2/m) : Pccn
4.CB.60BismiteBi2O3Mon. 2/m : P21/b
4.CB.65SphaerobismoiteBi2O3Tet.
4.CB.70SilléniteBi12SiO20Iso. 2 3 : I2 3
4.CB.75KyzylkumiteV3+Ti2O5(OH)Mon. 2/m : P21/b
4.CB.80TietaiyangiteFe3+4Fe2+TiO9Hex.
4.CB.85LiuiteFeTiO3Orth. mmm (2/m 2/m 2/m) : Pnma
4.CB.90LuogufengiteFe2O3Orth. mm2 : Pna21
4.CB.95WangdaodeiteFeTiO3Trig. 3m : R3c

Fluorescence of Zincohögbomite-2N2SHide

In UV light:
Not fluorescent.

Other InformationHide

Notes:
Not soluble in HC1, H2SO4 or HNO3.
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 Zincohögbomite-2N2SHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Ockenga, E., Yalçin, Ü., Medenbach, O., and Schreyer, W. (1998) Zincohögbomite, a new mineral from eastern Aegean metabauxites. European Journal of Mineralogy: 10: 1361-1366.
Schweizerische mineralogische und petrographische Mitteilungen (1998) 78: 461-488.
Jambor, J.L., Pertsev, N.N., and Roberts, A.C. (1999) New mineral names. American Mineralogist: 84: 1195-1198.
Armbruster, T. (2002) Revised nomenclature of högbomite, nigerite, and taaffeite minerals. European Journal of Mineralogy: 14: 389-395.

Internet Links for Zincohögbomite-2N2SHide

Localities for Zincohögbomite-2N2SHide

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.
Greece
 
  • North Aegean
    • Samos
      • Eastern Samos
http://www.gfz-potsdam.de/pb4/pg1/people/feenstraabstracts/feen-abs4.html
      • Western Samos
        • Kerkis mountain
Ockenga, E., Yalçin, Ü., Medenbach, O., and Schreyer, W. (1998) Zincohögbomite, a new mineral from eastern Aegean metabauxites. European Journal of Mineralogy: 10: 1361-1366.; Jambor, J.L., Pertsev, N.N., and Roberts, A.C. (1999) New mineral names. American Mineralogist: 84: 1195-1198.
Turkey
Ockenga, E., Yalçin, Ü., Medenbach, O., and Schreyer, W. (1998) Zincohögbomite, a new mineral from eastern Aegean metabauxites. European Journal of Mineralogy: 10: 1361-1366.; Jambor, J.L., Pertsev, N.N., and Roberts, A.C. (1999) New mineral names. American Mineralogist: 84: 1195-1198.
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