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Magnesiohögbomite-2N3S

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Magnesiohögbomite-2N3S, etc.

Mautia Hill, Kongwa, Kongwa District, Dodoma Region, Tanzania
Magnesiohögbomite-2N3S, etc.

Mautia Hill, Kongwa, Kongwa District, Dodoma Region, Tanzania
Magnesiohögbomite-2N3S, etc.

Mautia Hill, Kongwa, Kongwa District, Dodoma Region, Tanzania
Formula:
[(Mg,Fe2+,Zn)4(Al,Ti,Fe3+)10O19(OH)]2
Colour:
yellowish, brownish, black
Lustre:
Adamantine
Specific Gravity:
3.699 - 3.8
Crystal System:
Trigonal
Name:
named as an Mg dominant mineral of the Högbomite group and the 2N3S polysome
This page provides mineralogical data about Magnesiohögbomite-2N3S.


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Classification of Magnesiohögbomite-2N3SHide

IMA status:
Approved
Strunz 8th ed.:
4/C.07-
Nickel-Strunz 10th (pending) ed.:
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

Physical Properties of Magnesiohögbomite-2N3SHide

Lustre:
Adamantine
Colour:
yellowish, brownish, black
Cleavage:
Distinct/Good
(100)
Density:
3.699 - 3.8 g/cm3 (Measured)    

Optical Data of Magnesiohögbomite-2N3SHide

Type:
Uniaxial (-)
RI values:
nω = 1.805 nε = 1.783
Max Birefringence:
δ = 0.022
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High

Chemical Properties of Magnesiohögbomite-2N3SHide

Formula:
[(Mg,Fe2+,Zn)4(Al,Ti,Fe3+)10O19(OH)]2
IMA Formula:
(Mg,Fe,Zn,Ti)4(Al,Fe)10O19(OH)
Elements listed:
Al, Fe, H, Mg, O, Ti, Zn - search for minerals with similar chemistry

Crystallography of Magnesiohögbomite-2N3SHide

Crystal System:
Trigonal
Class (H-M):
3m (3 2/m) - Hexagonal Scalenohedral
Space Group:
P3 1m
Cell Parameters:
a = 5.72 Å, c = 23 Å
Ratio:
a:c = 1 : 4.021
Unit Cell V:
651.70 ų (Calculated from Unit Cell)
Z:
2

Type Occurrence of Magnesiohögbomite-2N3SHide

Synonyms of Magnesiohögbomite-2N3SHide

Relationship of Magnesiohögbomite-2N3S to other SpeciesHide

Member of:
Högbomite Group > Högbomite Supergroup
Other Members of this group:
Ferrohögbomite-2N2S[(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2Hex. 6mm : P63mc
Ferrohögbomite-6N12S[(Fe2+,Mg,Zn)5(Al,Ti,Fe3+)12O23(OH)]6Trig. 3m (3 2/m) : R3m
Magnesiohögbomite-2N2S[(Mg,Fe2+)3[Al7(Ti,Fe3+)]O15(OH)]2Hex. 6mm : P63mc
Magnesiohögbomite-2N4S(Mg8.43Fe2+1.57)sum=10Al22Ti4+2O46(OH)2Hex. 6mm : P63mc
Zincohögbomite-2N2S[(Zn,Al,Fe2+)3(Al,Fe3+,Ti)8O15(OH)]2Hex. 6mm : P63mc
Zincohögbomite-2N6S[(Zn,Mg)7(Al,Fe3+,Ti)16O31(OH)]2Hex. 6mm : P63mc

Related Minerals - Nickel-Strunz GroupingHide

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.
4.CB.05GeikieliteMgTiO3Trig. 3 : R3
4.CB.05HematiteFe2O3Trig. 3m (3 2/m) : R3c
4.CB.05IlmeniteFe2+TiO3Trig. 3 : R3
4.CB.05KarelianiteV3+2O3Trig.
4.CB.05MelanostibiteMn2+(Sb5+,Fe3+)O3Trig.
4.CB.05PyrophaniteMn2+TiO3Trig. 3 : R3
4.CB.05Akimotoite(Mg,Fe2+)SiO3Trig.
4.CB.05Unnamed (Auroantimonate)AuSbO3
4.CB.05UM1998-11-O-AuHSbAu+2Sb3+O2(OH)
4.CB.05TistariteTi3+2O3Trig. 3m (3 2/m) : R3c
4.CB.10AvicenniteTl2O3Iso. m3 (2/m 3) : Ia3
4.CB.10BixbyiteMn3+2O3Iso. m3 (2/m 3) : Ia3
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.20Zincohögbomite-2N2S[(Zn,Al,Fe2+)3(Al,Fe3+,Ti)8O15(OH)]2Hex. 6mm : P63mc
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-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.25PseudorutileFe2Ti3O9Hex.
4.CB.25KleberiteFeTi6O11(OH)5Mon. 2/m : P21/b
4.CB.30BerdesinskiiteV3+2TiO5Mon.
4.CB.30OxyvaniteV3+2V4+O5Mon. 2/m : B2/b
4.CB.35Olkhonskite(Cr,V)2Ti3O9Mon.
4.CB.35SchreyeriteV3+2Ti3O9Mon.
4.CB.40KamiokiteFe2Mo3O8Hex.
4.CB.40Nolanite(V3+,Fe3+,Fe2+,Ti)10O14(OH)2Hex.
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.

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 Magnesiohögbomite-2N3SHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
T. Armbruster (2002) Revised nomenclature of högbomite, nigerite, and taaffeite minerals.- Eur. Journ. Mineralogy 14, 389-395
Cámara, F., Cossio, R., Regis, D., Ciriotti, M.E. (2016): CRYSTALCHEMISTRY OF TI IN "MAGNESIOHÖGBOMITE-2N3S". IV MISCA - Meeting of the Italian and Spanish Crystallographic Associations - 21st-25th June 2016 - Tenerife, Spain - Poster Presentations: PP6: 106; http://forum.amiminerals.it/viewtopic.php?f=5&t=12864 (2016)

Internet Links for Magnesiohögbomite-2N3SHide

Localities for Magnesiohögbomite-2N3SHide

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.
Russia
 
  • Northern Region
    • Karelia Republic
      • Northern Karelia
        • Loukhi
          • Tedino
            • Dyadino lake
P.M. Kartashov data,
South Africa (TL)
 
  • Limpopo Province
    • Murchison Range
      • Gravelotte
T. Armbruster (2002) Eur. Journ. Mineralogy 14, 389-395
Tanzania (TL)
 
  • Dodoma Region
    • Kongwa District
      • Kongwa
T. Armbruster (2002) Eur. Journ. Mineralogy 14, 389-395
USA
 
  • North Carolina
    • Macon Co.
      • Cowee Valley
        • Ellijay District
          • Franklin
Peterson,E.U.,Essence,E.J.,Peacor,D.R.,and Marcotty,L.A.,(1989) The occurrence of hogbomite in high-grade metamorphic rocks:Contrib Mineral Petrol(1989)101:350-360
Mineral and/or Locality  
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