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Magnesiohögbomite-2N3S

Formula:
(Mg,Fe,Zn,Ti)
 
3
(Al,Fe)
 
10
O
 
19
(OH)
System:TrigonalColour:yellowish, brownish, ...
Name:named as an Mg dominant mineral of the Högbomite group and the 2N3S polysome
This page provides mineralogical data about Magnesiohögbomite-2N3S.

Classification of Magnesiohögbomite-2N3S

IMA status:Approved
Strunz 8th edition ID:4/C.07-
Nickel-Strunz 10th (pending) edition ID: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
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Type Occurrence of Magnesiohögbomite-2N3S

Co-type Localities:Dentz Farm, Gravelotte, Murchison Range, Limpopo Province, South Africa
Mautia Hill, Kongwa, Dodoma Region, Tanzania

Physical Properties of Magnesiohögbomite-2N3S

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

Crystallography of Magnesiohögbomite-2N3S

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

Optical Data of Magnesiohögbomite-2N3S

Type:Uniaxial (-)
RI values: nω = 1.805 nε = 1.783
Maximum Birefringence:δ = 0.022

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Very High

Chemical Properties of Magnesiohögbomite-2N3S

Formula:
(Mg,Fe,Zn,Ti)
 
3
(Al,Fe)
 
10
O
 
19
(OH)
Essential elements:Al, H, Mg, O
All elements listed in formula:Al, Fe, H, Mg, O, Ti, Zn

Relationship of Magnesiohögbomite-2N3S to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.CB.05Brizziite
NaSb
5+
 
O
 
3
4.CB.05Corundum
Al
 
2
O
 
3
4.CB.05Ecandrewsite
(Zn,Fe
2+
 
,Mn
2+
 
)TiO
 
3
4.CB.05Eskolaite
Cr
 
2
O
 
3
4.CB.05Geikielite
MgTiO
 
3
4.CB.05Hematite
Fe
 
2
O
 
3
4.CB.05Ilmenite
Fe
2+
 
TiO
 
3
4.CB.05Karelianite
V
 
2
O
 
3
4.CB.05Melanostibite
Mn
2+
 
(Sb
5+
 
,Fe
3+
 
)O
 
3
4.CB.05Pyrophanite
Mn
2+
 
TiO
 
3
4.CB.05Akimotoite
(Mg,Fe
2+
 
)SiO
 
3
4.CB.05Auroantimonate
AuSbO
 
3
4.CB.05Romanite
([],Pb,Ca)UFe
2+
2
(Ti,Fe
3+
 
)
 
6
Ti
 
12
O
 
38
4.CB.05UM1998-11-O-AuHSb
Au
 
2
SbO
 
2
(OH)
4.CB.05Tistarite
Ti
 
2
O
 
3
4.CB.10Avicennite
Tl
 
2
O
 
3
4.CB.10Bixbyite
(Mn
3+
 
,Fe
3+
 
)
 
2
O
 
3
4.CB.15Armalcolite
(Mg,Fe
2+
 
)Ti
 
2
O
 
5
4.CB.15Pseudobrookite
Fe
 
2
TiO
 
5
4.CB.15Mongshanite
(Mg,Cr,Fe
2+
 
)
 
2
(Ti,Zr)
 
5
O
 
12
4.CB.20Zincohögbomite-2N2S
(Zn,Al,Fe)
 
2
(Al,Fe,Ti)
 
8
O
 
15
(OH)
4.CB.20Zincohögbomite-2N6S
(Zn,Al)
 
7
(Al,Fe,Ti,Mg)
 
16
O
 
31
(OH)
4.CB.20Magnesiohögbomite-6N6S
(Mg,Al,Fe)
 
2
(Al,Ti)
 
8
O
 
15
(OH)
4.CB.20Magnesiohögbomite-2N2S
(Mg,Al,Fe)
 
2
(Al,Fe,Ti)
 
8
O
 
15
(OH)
4.CB.20Ferrohögbomite-6N12S
(Fe,Mg,Zn)
 
4
(Al,Ti,Fe)
 
12
O
 
23
(OH)
4.CB.25Pseudorutile
Fe
 
2
Ti
 
3
O
 
9
4.CB.30Berdesinskiite
V
3+
2
TiO
 
5
4.CB.30Oxyvanite
V
 
3
O
 
5
4.CB.35Olkhonskite
(Cr,V)
 
2
Ti
 
3
O
 
9
4.CB.35Schreyerite
V
 
2
Ti
 
3
O
 
9
4.CB.40Kamiokite
Fe
 
2
Mo
 
3
O
 
8
4.CB.40Nolanite
(V,Fe,Fe,Ti)
 
10
O
 
14
(OH)
 
2
4.CB.40Rinmanite
Zn
 
2
Sb
 
2
Mg
 
2
Fe
 
4
O
 
14
(OH)
 
2
4.CB.45Claudetite
As
 
2
O
 
3
4.CB.45Stibioclaudetite
AsSbO
 
3
4.CB.50Arsenolite
As
 
2
O
 
3
4.CB.50Sénarmontite
Sb
 
2
O
 
3
4.CB.55Valentinite
Sb
 
2
O
 
3
4.CB.60Bismite
Bi
 
2
O
 
3
4.CB.65Sphaerobismoite
Bi
 
2
O
 
3
4.CB.70Sillénite
Bi
 
12
SiO
 
20
4.CB.75Kyzylkumite
V
 
2
Ti
 
3
O
 
9
4.CB.80Tietaiyangite
Fe
3+
4
Fe
2+
 
TiO
 
9

Other Names for Magnesiohögbomite-2N3S

Synonyms:
Högbomite-10T
Other Languages:

Other Information

Health Warning: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-2N3S

Reference List:T. Armbruster (2002) Revised nomenclature of högbomite, nigerite, and taaffeite minerals.- Eur. Journ. Mineralogy 14, 389-395

Internet Links for Magnesiohögbomite-2N3S

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    Localities for Magnesiohögbomite-2N3S

    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Russia
     
    • Northern Region
      • Karelia Republic
        • Northern Karelia
          • Loukhi
            • Tedino
              • Dyadino lake
    		P.M. Kartashov data
    South Africa
     
    • Limpopo Province
      • Murchison Range
        • Gravelotte
    		T. Armbruster (2002) Eur. Journ. Mineralogy 14, 389-395
    Tanzania
     
    • Dodoma Region
      • Kongwa
    		T. Armbruster (2002) Eur. Journ. Mineralogy 14, 389-395
    Mineral and/or Locality
    Google
     
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 15th Nov 2009 05:28:32