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Fairbankite

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Formula:
Pb(TeO
 
3
)
System:TriclinicHardness:2
Name:
Named for Nathaniel Kellogg Fairbank (1829-1903), an important figure in the early development of Tombstone. It was he who organized the company that developed the Grand Central lode, the type locality.
Dimorph of:Plumbotellurite


Not to be confused with the discredited Fairbanksite.

Classification of Fairbankite

IMA status:Approved 1979
Strunz 8th edition ID:4/K.02-30
Nickel-Strunz 10th (pending) edition ID:4.JK.50

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
J : Arsenites, antimonites, bismuthites, sulfites, selenites, tellurites; iodates
K : Tellurites without additional anions, without H2O
Dana 7th edition ID:34.1.2.1
Dana 8th edition ID:34.1.2.1

34 : SELENITES, TELLURITES AND SULFITES
1 : A(XO3)
Hey's CIM Ref.:28.3.13

28 : Selenites, Selenates, Tellurites, and Tellurates
3 : Tellurites
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Type Occurrence of Fairbankite

Type Locality:Grand Central Mine, Contention-Grand Central Mine group, Tombstone District, Tombstone Hills, Cochise Co., Arizona, USA
Year of Discovery:1979

Physical Properties of Fairbankite

Hardness (Mohs):2

Crystallography of Fairbankite

Crystal System:Triclinic
Cell Parameters:a = 7.81Å, b = 7.11Å, c = 6.96Å
α = 117.2°, β = 93.78°, γ = 93.4°
Ratio:a:b:c = 1.098 : 1 : 0.979
Unit Cell Volume:V 341.25 ų (Calculated from Unit Cell)

Optical Data of Fairbankite

Type:Biaxial
RI values: nα = 2.290 nβ = 2.310 nγ = 2.330
2V:Measured: 86° , Calculated: 88°
Maximum Birefringence:δ = 0.040

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

Chemical Properties of Fairbankite

Formula:
Pb(TeO
 
3
)
Simplified for copy/paste:Pb(TeO3)
Essential elements:O, Pb, Te
All elements listed in formula:O, Pb, Te

Relationship of Fairbankite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.JK.05Winstanleyite
TiTe
4+
3
O
 
8
4.JK.05Walfordite
(Fe
3+
 
,Te
6+
 
)Te
4+
3
O
 
8
4.JK.10Spiroffite
(Mn,Zn)
 
2
Te
4+
3
O
 
8
4.JK.10Zincospiroffite
Zn
 
2
Te
4+
3
O
 
8
4.JK.15Balyakinite
Cu(TeO
 
3
)
4.JK.20Rajite
Cu(Te
4+
2
O
 
5
)
4.JK.25Carlfriesite
CaTe
4+
2
Te
6+
 
O
 
8
4.JK.30Denningite
(Mn
2+
 
,Ca,Zn)Te
4+
2
O
 
5
4.JK.35Chekhovichite
Bi
 
2
Te
4+
4
O
 
11
4.JK.40Smirnite
Bi
 
2
Te
4+
 
O
 
5
4.JK.45Choloalite
(Cu,Sb)
 
3
(Pb,Ca)
 
3
(TeO
 
3
)
 
6
Cl
4.JK.55Plumbotellurite
Pb(TeO
 
3
)
4.JK.60Magnolite
(Hg
+
2
)(Te
4+
 
O
 
3
)
4.JK.65Moctezumite
Pb(UO
 
2
)(TeO
 
3
)
 
2
4.JK.70Schmitterite
(UO
 
2
)(TeO
 
3
)
4.JK.75Cliffordite
(UO
 
2
)Te
4+
3
O
 
7
Related Minerals - Hey's Index Grouping:

- +
28.3.1Balyakinite
Cu(TeO
 
3
)
28.3.2Rajite
Cu(Te
4+
2
O
 
5
)
28.3.3Graemite
Cu[TeO
 
3
] · H
 
2
O
28.3.4Teineite
Cu[TeO
 
3
] · 2H
 
2
O
28.3.5Cesbronite
Cu
 
5
(TeO
 
3
)
 
2
(OH)
 
6
· 2H
 
2
O
28.3.6Mroseite
CaTe
4+
 
(CO
 
3
)O
 
2
28.3.7Quetzalcoatlite
Zn
 
6
Cu
 
3
(TeO
 
6
)
 
2
(OH)
 
6
· Ag
 
x
Pb
 
y
Cl
 
x+2y
28.3.8Zemannite
Mg(ZnFe)
 
2
(TeO
 
3
)
 
6
·9H
 
2
O
28.3.9Kinichilite
(Fe,Mg,Zn)
 
2
(TeO
 
3
)
 
3
(Na
 
x
H
 
2-x
) · 3H
 
2
O
28.3.10Denningite
(Mn
2+
 
,Ca,Zn)Te
4+
2
O
 
5
28.3.11Spiroffite
(Mn,Zn)
 
2
Te
4+
3
O
 
8
28.3.12Winstanleyite
TiTe
4+
3
O
 
8
28.3.14Plumbotellurite
Pb(TeO
 
3
)
28.3.15Choloalite
(Cu,Sb)
 
3
(Pb,Ca)
 
3
(TeO
 
3
)
 
6
Cl
28.3.16Smirnite
Bi
 
2
Te
4+
 
O
 
5
28.3.17Chekhovichite
Bi
 
2
Te
4+
4
O
 
11
28.3.18Cliffordite
(UO
 
2
)Te
4+
3
O
 
7
28.3.19Schmitterite
(UO
 
2
)(TeO
 
3
)
28.3.20Moctezumite
Pb(UO
 
2
)(TeO
 
3
)
 
2
28.3.21Emmonsite
Fe
3+
2
[TeO
 
3
]
 
3
· 2H
 
2
O
28.3.22Blakeite
Fe
3+
2
[TeO
 
3
]
 
3
(?)
28.3.23Mackayite
Fe
3+
 
(Te
4+
2
O
 
5
)(OH)
28.3.24Poughite
Fe
3+
2
(TeO
 
3
)
 
2
(SO
 
4
)(H
 
2
O)
 
2
· H
 
2
O
28.3.25Sonoraite
Fe
3+
 
(TeO
 
3
)(OH) · H
 
2
O
28.3.26Rodalquilarite
Fe
 
2
(TeO
 
2
OH)
 
3
(TeO
 
3
)Cl
28.3.27Eztlite
Pb
 
2
Fe
3+
6
(Te
4+
 
O
 
3
)
 
3
(Te
6+
 
O
 
6
)(OH)
 
10
· 8H
 
2
O
28.3.28Keystoneite
(Ni,Mg,Fe,Mn)
 
3
Te
 
3
O
 
9
· 5H
 
2
O

Other Names for Fairbankite

Synonyms:
IMA1979-003
Other Languages:
German:Fairbankit
Spanish:Fairbankita

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 Fairbankite

Reference List:

- +
Williams, S.A. (1979): Girdite, oboyerite, fairbankite, and winstanleyite, four new tellurium minerals from Tombstone, AZ. Mineralogical Magazine, 43, 453-457.

American Mineralogist: 65: 809.

Internet Links for Fairbankite

Search Engines:
  • Look for Fairbankite on Google
  • Look for Fairbankite images on Google
  • External Links:
  • Look for Fairbankite on Webmineral
  • Look for Fairbankite on Athena Mineralogy
  • Look for Fairbankite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Fairbankite details from Handbook of Mineralogy (PDF)
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  • Localities for Fairbankite

    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.
    (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.
    USA
     
    • Arizona
      • Cochise Co.
        • Tombstone Hills
          • Tombstone District
            • Contention-Grand Central Mine group
    Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 218; Williams, S.A. (1979), Girdite, oboyerite, fairbankite, and winstanleyite, four new tellurium minerals from Tombstone, AZ, Min.Mag.: 43: 453-457.
    • California
      • San Bernardino Co.
        • Baker
          • Otto Mountain
    Robert M. Housley (2005) Recent rare mineral finds in southern California and Nevada desert mines. Abstracts from the 2005 Desert Symposium. California State University, Desert Studies Consortium and LSA Associates, Inc.
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    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. 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 thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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