Zincohögbomite-2N2S
A valid IMA mineral species
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About Zincohögbomite-2N2S
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
Member of:
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.
Unique Identifiers
Mindat ID:
7386
Long-form identifier:
mindat:1:1:7386:4
GUID
(UUID V4):
(UUID V4):
a3c35a40-cfe8-4e58-aaff-0ed129a06d0b
Classification of Zincohögbomite-2N2S
Approved
Approval year:
1994
First published:
1998
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
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 Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Zhög-2N2S | 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 Zincohögbomite-2N2S
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-2N2S
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.
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-2N2S
Formula:
[(Zn,Al,Fe2+)3(Al,Fe3+,Ti)8O15(OH)]2
IMA Formula:
(Zn,Al,Fe)3(Al,Fe,Ti)8O15(OH)
Crystallography of Zincohögbomite-2N2S
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 Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
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 Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 5: Initiation of plate tectonics | <3.5-2.5 |
40 : Regional metamorphism (greenschist, amphibolite, granulite facies) |
Type Occurrence of Zincohögbomite-2N2S
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).
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:
Synonyms of Zincohögbomite-2N2S
Other Language Names for Zincohögbomite-2N2S
Relationship of Zincohögbomite-2N2S to other Species
Member of:
Other Members of this group:
Zincohögbomite-2N6S | [(Zn,Mg)7(Al,Fe3+,Ti)16O31(OH)]2 | Hex. 6mm : P63mc |
Related Minerals - Strunz-mindat Grouping
4.CB. | Sassite | Ti3+2Ti4+O5 | Orth. mmm (2/m 2/m 2/m) : Cmcm |
4.CB. | Ferrohögbomite-2N2S | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 | Hex. 6mm : P63mc |
4.CB. | Magnesiohögbomite-6N12S | Mg5Al11TiO23(OH) | Trig. 3m (3 2/m) : R3m |
4.CB. | Griffinite | Al2TiO5 | Orth. mmm (2/m 2/m 2/m) : Cmcm |
4.CB. | Zhenruite | (MoO3)2 · H2O | Mon. 2/m : P21/m |
4.CB. | Pengite | (Pb8Sb3+3)Σ11Sb5+9O35 | Trig. 3m (3 2/m) : R3m |
4.CB. | Virgilluethite | MoO3 · H2O | |
4.CB.05 | Brizziite | NaSb5+O3 | Trig. 3 : R3 |
4.CB.05 | Corundum | Al2O3 | Trig. 3m (3 2/m) : R3c |
4.CB.05 | Ecandrewsite | (Zn,Fe2+,Mn2+)TiO3 | Trig. 3 : R3 |
4.CB.05 | Eskolaite | Cr2O3 | Trig. 3m (3 2/m) : R3c |
4.CB.05 | Geikielite | MgTiO3 | Trig. 3 : R3 |
4.CB.05 | Hematite | Fe2O3 | Trig. 3m (3 2/m) : R3c |
4.CB.05 | Ilmenite | Fe2+TiO3 | Trig. 3 : R3 |
4.CB.05 | Karelianite | V3+2O3 | Trig. 3m (3 2/m) : R3c |
4.CB.05 | Melanostibite | Mn2+2Fe3+Sb5+O6 | Trig. 3 : R3 |
4.CB.05 | Pyrophanite | Mn2+TiO3 | Trig. 3 : R3 |
4.CB.05 | Akimotoite | (Mg,Fe2+)SiO3 | Trig. 3 : R3 |
4.CB.05 | Auroantimonate | AuSbO3 | |
4.CB.05 | UM1998-11-O-AuHSb | Au+2Sb3+O2(OH) | |
4.CB.05 | Tistarite | Ti3+2O3 | Trig. 3m (3 2/m) : R3c |
4.CB.05 | Unnamed (Fe-Cr Oxide) | FeCrO3 | Trig. 3 : R3 |
4.CB.05 | Hemleyite | (Fe2+0.48Mg0.37Ca0.04Na0.04Mn2+0.03Al0.03Cr3+0.01)sum=1.00Si1.00O3 | Trig. 3 : R3 |
4.CB.10 | Avicennite | Tl2O3 | Iso. m3 (2/m 3) : Ia3 |
4.CB.10 | Bixbyite-(Mn) | Mn3+2O3 | Iso. m3 (2/m 3) : Ia3 |
4.CB.10 | Bixbyite-(Fe) | (Fe,Mn)2O3 | Iso. |
4.CB.15 | Armalcolite | (Mg,Fe2+)Ti2O5 | Orth. mmm (2/m 2/m 2/m) |
4.CB.15 | Pseudobrookite | Fe2TiO5 | Orth. mmm (2/m 2/m 2/m) |
4.CB.15 | Ferropseudobrookite | Fe2+Ti2O5 | Orth. mmm (2/m 2/m 2/m) : Cmcm |
4.CB.20 | Zincohögbomite-2N6S | [(Zn,Mg)7(Al,Fe3+,Ti)16O31(OH)]2 | Hex. 6mm : P63mc |
4.CB.20 | Magnesiohögbomite-6N6S | [(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6 | Trig. 3m (3 2/m) : R3m |
4.CB.20 | Magnesiohögbomite-2N3S | [(Mg,Fe2+,Zn)4(Al,Ti,Fe3+)10O19(OH)]2 | Trig. 3m (3 2/m) : P3 1m |
4.CB.20 | Magnesiohögbomite-2N2S | [(Mg,Fe2+)3[Al7(Ti,Fe3+)]O15(OH)]2 | Hex. 6mm : P63mc |
4.CB.20 | Ferrohögbomite-6N12S | [(Fe2+,Mg,Zn)5(Al,Ti,Fe3+)12O23(OH)]6 | Trig. 3m (3 2/m) : R3m |
4.CB.20 | Magnesiohögbomite-2N4S | (Mg8.43Fe2+1.57)sum=10Al22Ti4+2O46(OH)2 | Hex. 6mm : P63mc |
4.CB.20 | Magnesiobeltrandoite-2N3S | (Mg6Al2)(Al18Fe3+2)O38(OH)2 | Trig. 3m : P3m1 |
4.CB.20 | Zincovelesite-6N6S | Zn3(Fe3+,Mn3+,Al,Ti)8O15(OH) | Trig. 3m (3 2/m) : P3m1 |
4.CB.25 | Pseudorutile | Fe2Ti3O9 | Hex. 6 2 2 : P63 2 2 |
4.CB.25 | Kleberite | FeTi6O11(OH)5 | Mon. 2/m : P21/b |
4.CB.30 | Berdesinskiite | V3+2TiO5 | Mon. |
4.CB.30 | Oxyvanite | V3+2V4+O5 | Mon. 2/m : B2/b |
4.CB.30 | Kaitianite | Ti3+2Ti4+O5 | Mon. 2/m : B2/b |
4.CB.35 | Olkhonskite | (Cr,V)2Ti3O9 | Mon. |
4.CB.35 | Schreyerite | V3+2Ti3O9 | Mon. 2/m : B2/b |
4.CB.35 | Machiite | Al2Ti3O9 | Mon. 2/m : B2/b |
4.CB.35 | Vestaite | (Ti4+Fe2+)Ti4+3O9 | Mon. 2/m : B2/b |
4.CB.40 | Kamiokite | Fe2Mo3O8 | Hex. 6mm : P63mc |
4.CB.40 | Nolanite | V3+8Fe3+2O14(OH)2 | Hex. 6mm : P63mc |
4.CB.40 | Rinmanite | Zn2Sb2Mg2Fe4O14(OH)2 | Hex. 6 : P63 |
4.CB.40 | Iseite | Mn2Mo3O8 | Hex. 6mm : P63mc |
4.CB.40 | Majindeite | Mg2Mo3O8 | Hex. 6mm : P63mc |
4.CB.45 | Claudetite | As2O3 | Mon. 2/m |
4.CB.45 | Stibioclaudetite | AsSbO3 | Mon. 2/m : P21/m |
4.CB.50 | Arsenolite | As2O3 | Iso. m3m (4/m 3 2/m) : Fd3m |
4.CB.50 | Senarmontite | Sb2O3 | Iso. m3m (4/m 3 2/m) : Fd3m |
4.CB.55 | Valentinite | Sb2O3 | Orth. mmm (2/m 2/m 2/m) : Pccn |
4.CB.60 | Bismite | Bi2O3 | Mon. 2/m : P21/b |
4.CB.65 | Sphaerobismoite | Bi2O3 | Tet. |
4.CB.70 | Sillénite | Bi12SiO20 | Iso. 2 3 : I2 3 |
4.CB.75 | Kyzylkumite | V3+Ti2O5(OH) | Mon. 2/m : P21/b |
4.CB.80 | Tietaiyangite | Fe3+4Fe2+TiO9 | Hex. |
4.CB.85 | Liuite | FeTiO3 | Orth. mmm (2/m 2/m 2/m) : Pnma |
4.CB.90 | Luogufengite | Fe2O3 | Orth. mm2 : Pna21 |
4.CB.95 | Wangdaodeite | FeTiO3 | Trig. 3m : R3c |
Fluorescence of Zincohögbomite-2N2S
Not fluorescent.
Other Information
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-2N2S
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-2N2S
mindat.org URL:
https://www.mindat.org/min-7386.html
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Localities for Zincohögbomite-2N2S
Locality List
- 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.
All localities listed without proper references should be considered as questionable.
Greece | |
| http://www.gfz-potsdam.de/pb4/pg1/people/feenstraabstracts/feen-abs4.html |
| 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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Mikro-Lakka emery deposit, Kerkis mountain, Western Samos, Samos, North Aegean, Greece