Cesbronite
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Formula:
Cu5(Te4+O3)2(OH)6 · 2H2O
System:
Orthorhombic
Hardness:
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
Approved
4/K.06-30
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
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 ed.:
33.2.8.1
34.7.2.1
34 : SELENITES, TELLURITES AND SULFITES
7 : Hydrated Selenites, Tellurites and Sulfites containing Hydroxyl or Halogen
34 : SELENITES, TELLURITES AND SULFITES
7 : Hydrated Selenites, Tellurites and Sulfites containing Hydroxyl or Halogen
28.3.5
28 : Selenites, Selenates, Tellurites, and Tellurates
3 : Tellurites
28 : Selenites, Selenates, Tellurites, and Tellurates
3 : Tellurites
Physical Properties of Cesbronite
Hardness (Mohs):
3
Optical Data of Cesbronite
Type:
Biaxial (+)
RI values:
nα = 1.880 nβ = 1.928 nγ = 2.029
2V:
Measured: 72° , Calculated: 74°
Max Birefringence:
δ = 0.149
Image 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
IMA Formula:
Cu5(Te4+O3)2(OH)6 · 2H2O
Elements listed in formula:
Crystallography of Cesbronite
Crystal System:
Orthorhombic
Cell Parameters:
a = 8.62 Å, b = 11.87 Å, c = 5.87 Å
Ratio:
a:b:c = 0.726 : 1 : 0.495
Unit Cell Volume:
V 600.61 ų (Calculated from Unit Cell)
Type Occurrence of Cesbronite
Relationship of Cesbronite to other Species
| 28.3.1 | Balyakinite | Cu2+Te4+O3 |
| 28.3.2 | Rajite | CuTe24+O5 |
| 28.3.3 | Graemite | Cu2+Te4+O3 · H2O |
| 28.3.4 | Teineite | Cu2+Te4+O3 · 2H2O |
| 28.3.6 | Mroseite | CaTe4+O2(CO3) |
| 28.3.7 | Quetzalcoatlite | Cu32+Zn6Te26+O12(OH)6 · (Ag,Pb,◻)Cl |
| 28.3.8 | Zemannite | Mg0.5ZnFe3+(Te4+O3)3 · 4.5H2O |
| 28.3.9 | Kinichilite | Mg0.5Mn2+Fe3+(Te4+O3)3 · 4.5H2O |
| 28.3.10 | Denningite | CaMn2+Te44+O10 |
| 28.3.11 | Spiroffite | Mn22+Te34+O8 |
| 28.3.12 | Winstanleyite | TiTe34+O8 |
| 28.3.13 | Fairbankite | PbTe4+O3 |
| 28.3.14 | Plumbotellurite | PbTe4+O3 |
| 28.3.15 | Choloalite | (Pb,Ca)3(Cu,Sb)3Te6O18Cl |
| 28.3.16 | Smirnite | Bi23+Te4+O5 |
| 28.3.17 | Chekhovichite | Bi23+Te44+O11 |
| 28.3.18 | Cliffordite | UTe34+O9 |
| 28.3.19 | Schmitterite | (UO2)Te4+O3 |
| 28.3.20 | Moctezumite | Pb(UO2)(Te4+O3)2 |
| 28.3.21 | Emmonsite | Fe23+(Te4+O3)3 · 2H2O |
| 28.3.22 | Blakeite | Fe23+(Te4+O3)3 |
| 28.3.23 | Mackayite | Fe3+Te24+O5(OH) |
| 28.3.24 | Poughite | Fe23+(Te4+O3)2SO4 · 3H2O |
| 28.3.25 | Sonoraite | Fe3+Te4+O3(OH) · H2O |
| 28.3.26 | Rodalquilarite | H3Fe23+(Te4+O3)4Cl |
| 28.3.27 | Eztlite | Pb2Fe63+(Te4+O3)3(Te6+O6)(OH)10 · 8H2O |
| 28.3.28 | Keystoneite | H0.8Mg0.8(Ni,Fe3+,Mn)2(Te4+O3)3 · 5H2O |
Other Names for Cesbronite
Name in Other Languages:
German:Cesbronit
Spanish:Cesbronita
Other Information
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 Cesbronite
Reference List:
American Mineralogist: 64: 653.
Mineralogical Magazine: 39: 744-746.
Canadian Mineralogist: 34: 49-54, 55-59.
Mineralogical Magazine: 39: 744-746.
Canadian Mineralogist: 34: 49-54, 55-59.
Internet Links for Cesbronite
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https://www.mindat.org/min-940.html
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Localities for Cesbronite
This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the 
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(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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 (TL) | |
| Mineralogical Magazine(1974) 39, 744-746; Panczner(1987). |
USA | |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 159. |
| [MinRec 27:464] |
Bambollita Mine, Moctezuma, Mun. de Moctezuma, Sonora, Mexico