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Cesbronite

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Formula:
Cu
 
5
(TeO
 
3
)
 
2
(OH)
 
6
· 2H
 
2
O
System:OrthorhombicHardness:3
Name:Named in 1974 by Sidney Arthur Williams in honor of Fabien P. Cesbron [1938 France - ], French mineralogist with the Bureau de Recherches Geologiques et Miniere, BRGM, Orleans. France.
This page provides mineralogical data about Cesbronite.

Classification of Cesbronite

IMA status:Approved
Strunz 8th edition ID:4/K.06-30
Nickel-Strunz 10th (pending) edition ID:4.JN.15

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
J : Arsenites, antimonites, bismuthites, sulfites, selenites, tellurites; iodates
N : Tellurites with additional anions, with H2O
Dana 7th edition ID:33.2.8.1
Dana 8th edition ID:34.7.2.1

34 : SELENITES, TELLURITES AND SULFITES
7 : Hydrated Selenites, Tellurites and Sulfites containing Hydroxyl or Halogen
Hey's CIM Ref.:28.3.5

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

Type Locality:Bambollita Mine (Oriental Mine), Moctezuma, Mun. de Moctezuma, Sonora, Mexico
Year of Discovery:1974

Physical Properties of Cesbronite

Hardness (Mohs):3

Crystallography of Cesbronite

Crystal System:Orthorhombic
Cell Parameters:a = 8.62Å, b = 11.87Å, c = 5.87Å
Ratio:a:b:c = 0.726 : 1 : 0.495
Unit Cell Volume:V 600.61 ų (Calculated from Unit Cell)

Optical Data of Cesbronite

Type:Biaxial (+)
RI values: nα = 1.880 nβ = 1.928 nγ = 2.029
2V:Measured: 72° , Calculated: 74°
Maximum Birefringence:δ = 0.149

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

Chemical Properties of Cesbronite

Formula:
Cu
 
5
(TeO
 
3
)
 
2
(OH)
 
6
· 2H
 
2
O
Simplified for copy/paste:Cu5(TeO3)2(OH)6·2H2O
Essential elements:Cu, H, O, Te
All elements listed in formula:Cu, H, O, Te

Relationship of Cesbronite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.JN.05Sonoraite
Fe
3+
 
(TeO
 
3
)(OH) · H
 
2
O
4.JN.10Poughite
Fe
3+
2
(TeO
 
3
)
 
2
(SO
 
4
)(H
 
2
O)
 
2
· H
 
2
O
4.JN.20Eztlite
Pb
 
2
Fe
3+
6
(Te
4+
 
O
 
3
)
 
3
(Te
6+
 
O
 
6
)(OH)
 
10
· 8H
 
2
O
4.JN.25Oboyerite
H
 
6
(Pb,Ca)
 
6
(Te
4+
 
O
 
3
)
 
3
(Te
6+
 
O
 
6
)
 
2
· 2H
 
2
O
4.JN.30Juabite
CaCu
 
10
(TeO
 
3
)
 
4
(AsO
 
4
)
 
4
(OH)
 
2
· 4H
 
2
O
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
28.3.6Mroseite
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
28.3.13Fairbankite
Pb(TeO
 
3
)
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 Cesbronite

Synonyms:
IMA1974-006
Other Languages:
German:Cesbronit
Spanish:Cesbronita

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 Cesbronite

Reference List:

- +
American Mineralogist: 64: 653.

Mineralogical Magazine: 39: 744-746.

Canadian Mineralogist: 34: 49-54, 55-59.

Internet Links for Cesbronite

Search Engines:
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  • External Links:
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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Cesbronite details from Handbook of Mineralogy (PDF)
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  • Localities for Cesbronite

    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.
    Mexico
     
    • Sonora
      • Mun. de Moctezuma
        • Moctezuma
    Min.Mag.(1974) 39, 744-746; Panczner(1987).
    USA
     
    • Arizona
      • Cochise Co.
        • Tombstone Hills
    Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 159.
    • Utah
      • Juab Co.
        • East Tintic Mts
          • Tintic District
            • Eureka
    [MinRec 27:464]
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