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Jixianite

Big Photo

Clara Mine, Rankach valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, Germany
© Stephan Wolfsried

Show Jixianite Photos (4)
Formula:
Pb(W,Fe
3+
 
)
 
2
(O,OH)
 
7
System:IsometricColour:red to brownish red
Hardness:3
Name:For the type locality at Jixian, China.


Forms solid solutions with ferritungstite.
Pyrochlore-related structure.

Classification of Jixianite

IMA status:Approved
Strunz 8th edition ID:4/C.13-20
Nickel-Strunz 10th (pending) edition ID:4.DH.15

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
H : With large (+- medium-sized) cations; sheets of edge-sharing octahedra
Dana 8th edition ID:48.4.2.1

48 : ANHYDROUS MOLYBDATES AND TUNGSTATES
4 : Miscellaneous
Hey's CIM Ref.:7.15.9

7 : Oxides and Hydroxides
15 : Oxides of Mo and W
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Type Occurrence of Jixianite

Type Locality:Yanhe Mine, Ji Co., Tianjin (Tientsin) Municipality, China
Place of Conservation of Type Material:The Geological Museum, State Bureau of Geology, Beihing, China

Occurrences of Jixianite

Geological Setting:oxidized zone of hypothermal to mesothermal tungsten-bearing quartz veins peripheral to a quartz monzonite stock

Physical Properties of Jixianite

Lustre:Resinous
Diaphaneity (Transparency):Transparent
Colour:red to brownish red
Streak:yellow
Hardness (Mohs):3
Density (measured):6.04 g/cm3
Density (calculated):7.89 g/cm3

Crystallography of Jixianite

Crystal System:Isometric
Class (H-M):m3m (4/m 3 2/m) - Hexoctahedral
Space Group:Fd3m (F41/d 3 2/m)
Cell Parameters:a = 10.3594Å
Unit Cell Volume:V 1,111.74 ų (Calculated from Unit Cell)
Z:8

Optical Data of Jixianite

Type:Isotropic
Type:Isotropic
Colour in reflected light:yellowidh brown or greenish yellow

Chemical Properties of Jixianite

Formula:
Pb(W,Fe
3+
 
)
 
2
(O,OH)
 
7
Essential elements:O, Pb, W
All elements listed in formula:Fe, H, O, Pb, W

Relationship of Jixianite to other Species

Related Minerals - Nickel-Strunz Grouping):
4.DH.05Brannerite
(U
4+
 
,Ca)(Ti,Fe
3+
 
)
 
2
O
 
6
4.DH.05Orthobrannerite
UTi
 
4
O
 
12
(OH)
 
2
4.DH.05Thorutite
(Th,U,Ca)Ti
 
2
(O,OH)
 
6
4.DH.10Kassite
CaTi
 
2
O
 
4
(OH)
 
2
4.DH.10Lucasite-(Ce)
CeTi
 
2
(O,OH)
 
6
4.DH.15Alumotungstite
(W,Al)(O,OH)
 
3
4.DH.15Bariomicrolite
Ba(Ta,Nb)
 
2
(O,OH)
 
7
4.DH.15Bariopyrochlore
(Ba,Sr)
 
2
(Nb,Ti)
 
2
(O,OH)
 
7
4.DH.15Betafite
(Ca,U)
 
2
(Ti,Nb)
 
2
O
 
6
(OH)
4.DH.15Bismutomicrolite
(Bi,Ca)(Ta,Nb)
 
2
O
 
6
(OH)
4.DH.15Calciobetafite
(Ca,RE,Th,U)
 
2
(Nb,Ta,Ti)
 
2
O
 
7
4.DH.15Ceriopyrochlore-(Ce)
(Ce,Ca,Y)
 
2
(Nb,Ta)
 
2
O
 
6
(OH,F)
4.DH.15Cesstibtantite
(Cs,Na)SbTa
 
4
O
 
12
4.DH.15Ferritungstite
(W,Fe
3+
 
)(O,OH)
 
3
4.DH.15Kalipyrochlore
(K,Sr)
 
2-x
Nb
 
2
O
 
6
(O,OH)·nH
 
2
O
4.DH.15Microlite
(Ca,Na)
 
2
Ta
 
2
O
 
6
(O,OH,F)
4.DH.15Natrobistantite
(Na,Cs)Bi(Ta,Nb,Sb)
 
4
O
 
12
4.DH.15Plumbopyrochlore
(Pb,Y,U,Ca)
 
2-x
Nb
 
2
O
 
6
(OH)
4.DH.15Plumbomicrolite
(Pb,Ca,U)
 
2
Ta
 
2
O
 
6
(OH)
4.DH.15Plumbobetafite
(Pb,U,Ca)(Ti,Nb)
 
2
O
 
6
(OH,F)
4.DH.15Pyrochlore
(Ca,Na)
 
2
Nb
 
2
O
 
6
(OH,F)
4.DH.15Stibiomicrolite
(Sb,Ca,Na)
 
2
(Ta,Nb)
 
2
O
 
7
4.DH.15Strontiopyrochlore
(Sr,Ce,Ca)
 
0.66
(Nb,Fe)
 
2
(O,OH)
 
7
4.DH.15Stannomicrolite
(Sn,Fe,Mn)
 
2
(Ta,Nb,Sn)
 
2
(O,OH)
 
7
4.DH.15Stibiobetafite
(Sb,Ca)
 
2
(Ti,Nb,Ta)
 
2
(O,OH)
 
7
4.DH.15Uranmicrolite
(U,Ca,Ce)
 
2
(Ta,Nb)
 
2
O
 
6
(OH,F)
4.DH.15Uranpyrochlore
(U,Ca,Ce)
 
2
(Nb,Ta)
 
2
O
 
6
(OH,F)
4.DH.15Yttrobetafite-(Y)
(Y,U,Ce)
 
2
(Ti,Nb,Ta)
 
2
O
 
6
OH
4.DH.15Yttropyrochlore-(Y)
(Y,Na,Ca,U)
 
1-2
(Nb,Ta,Ti)
 
2
(O,OH)
 
7
4.DH.15Fluornatromicrolite
(Na,Ca,Bi)
 
2
Ta
 
2
O
 
6
F
4.DH.15Bismutopyrochlore
(Bi,U,Ca,Pb)
 
1+x
(Nb,Ta)
 
2
O
 
6
(OH)·nH
 
2
O
4.DH.15Thorian Pyrochlore
4.DH.15Elsmoreite
WO
 
3
·0.5H
 
2
O
4.DH.20Bismutostibiconite
Bi(Sb
5+
 
,Fe
3+
 
)
 
2
O
 
7
4.DH.20Bindheimite
Pb
 
2
Sb
 
2
O
 
6
(O,OH)
4.DH.20Monimolite
(Pb,Ca,Fe)
 
3
Sb
 
2
O
 
7
4.DH.20Partzite
Cu
 
2
Sb
 
2
(O,OH)
 
7
4.DH.20Roméite
(Ca,Fe,Mn,Na)
 
2
(Sb,Ti)
 
2
O
 
6
(O,OH,F)
4.DH.20Stetefeldtite
Ag
 
2
Sb
 
2
(O,OH)
 
7
4.DH.20Stibiconite
SbSb
 
2
O
 
6
(OH)
4.DH.25Rosiaite
PbSb
5+
2
O
 
6
4.DH.30Zirconolite
CaZrTi
 
2
O
 
7
4.DH.35Liandratite
U(Nb,Ta)
 
2
O
 
8
4.DH.35Petscheckite
UFe(Nb,Ta)
 
2
O
 
8
4.DH.40Ingersonite
Ca
 
3
MnSb
 
4
O
 
14
4.DH.45Pittongite
Na
 
0.22
(W,Fe
3+
 
)(O,OH)
 
3
 · 0.44H
 
2
O
Related Minerals - Hey's Index Grouping:
7.15.1Tugarinovite
MoO
 
2
7.15.2Molybdite
MoO
 
3
7.15.3Sidwillite
MoO
 
3
·2H
 
2
O
7.15.4Ilsemannite
Mo
 
3
O
 
8
·nH
 
2
O
7.15.5Tungstite
WO
 
3
·H
 
2
O
7.15.6Hydrotungstite
WO
 
3
·2H
 
2
O
7.15.7Meymacite
WO
 
3
·2H
 
2
O
7.15.8Alumotungstite
(W,Al)(O,OH)
 
3

Other Names for Jixianite

Synonyms:
IMA1984-062
German names:
Jixianit
Spanish names:
Jixianita

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 Jixianite

Reference List:Liu Jianchang (1979): Jixianite, Pb(W, Fe3+)2(O,OH)7 - A new tungsten mineral. Acta Geologica Sinica 53(1), 45-49 (in Chinese with English abstract). - American Mineralogist (1979), 64, 1330 (abstract).

Mineralogical Abstracts No. 30-2880.

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    Localities for Jixianite

    Hide Locality List
    The 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.
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    (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.
    China
     
    • Tianjin (Tientsin) Municipality
      • Ji Co.
    		Liu Jianchang (1979): Acta Geologica Sinica 53(1), 45-49.
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Wolfach
          • Oberwolfach
            • Rankach valley
    		KOLITSCH, U. (1997): Uranosphärit und weitere neue Mineralfunde von der Grube Clara im Schwarzwald. - Mineralien-Welt 8 (3), 18-26; WALENTA, K. (1995): Neue Mineralfunde von der Grube Clara. 6. Folge, 1. Teil. - Lapis 20 (5), 33-38.
    USA
     
    • New Mexico
      • Hidalgo Co.
    		DeMark, R.S. (2004): News from the Apache mine, New Mexico. Mineral News, 20, 8.
    Min News 20:10 p 8
    Mineral and/or Locality
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