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Joliotite

Formula:
(UO
 
2
)[CO
 
3
] · nH
 
2
O
System:Orthorhombic
Name:For French physicists, Jean Frédéric Joliot (1900-1958) and Irène Joliot-Curie (1897-1956)
This page provides mineralogical data about Joliotite.

Classification of Joliotite

IMA status:Approved 1974
Strunz 8th edition ID:5/F.01-20
Nickel-Strunz 10th (pending) edition ID:5.EB.15

5 : CARBONATES (NITRATES)
E : Uranyl Carbonates
B : UO2:CO3 = 1:1
Dana 8th edition ID:15.1.8.1

15 : HYDRATED NORMAL CARBONATES
1 : A(XO3)·xH2O
Hey's CIM Ref.:11.11.3

11 : Carbonates
11 : Carbonates of Cr and U
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Type Occurrence of Joliotite

Type Locality:Krunkelbach Valley Uranium deposit, Menzenschwand, Black Forest, Baden-Württemberg, Germany
Year of Discovery:1976

Crystallography of Joliotite

Crystal System:Orthorhombic
Cell Parameters:a = 8.16Å, b = 10.35Å, c = 6.32Å
Ratio:a:b:c = 0.788 : 1 : 0.611
Unit Cell Volume:V 533.76 ų (Calculated from Unit Cell)

Optical Data of Joliotite

Type:Biaxial (-)
RI values: nα = 1.600 nβ = 1.644 nγ = 1.644
Maximum Birefringence:δ = 0.044

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

Chemical Properties of Joliotite

Formula:
(UO
 
2
)[CO
 
3
] · nH
 
2
O
Essential elements:C, H, O, U
All elements listed in formula:C, H, O, U

Relationship of Joliotite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
5.EB.05Rutherfordine
(UO
 
2
)[CO
 
3
]
5.EB.10Blatonite
(UO
 
2
)[CO
 
3
] · H
 
2
O
5.EB.20Bijvoetite-(Y)
(Y,Dy)
 
2
(UO
 
2
)
 
4
[(OH)
 
6
|(CO
 
3
)
 
4
] · 11H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
11.11.1Stichtite
Mg
 
6
Cr
 
2
[(OH)
 
16
|CO
 
3
] · 4H
 
2
O
11.11.2Rutherfordine
(UO
 
2
)[CO
 
3
]
11.11.4Grimselite
K
 
3
Na(UO
 
2
)[CO
 
3
]
 
3
 · H
 
2
O
11.11.5Bayleyite
Mg
 
2
(UO
 
2
)[CO
 
3
]
 
3
 · 18H
 
2
O
11.11.6Metazellerite
Ca(UO
 
2
)[CO
 
3
]
 
2
 · 3H
 
2
O
11.11.7Zellerite
Ca(UO
 
2
)[CO
 
3
]
 
2
 · 5H
 
2
O
11.11.8Wyartite
Ca[U
5+
 
(UO
 
2
)
 
2
(CO
 
3
)O
 
4
(OH)](H
 
2
O)
 
7
11.11.9Urancalcarite
Ca(UO
 
2
)
 
3
[(OH)
 
6
|CO
 
3
] · 3H
 
2
O
11.11.10Sharpite
Ca(UO
 
2
)
 
6
[(OH)
 
4
|(CO
 
3
)
 
5
] · 6H
 
2
O
11.11.11Voglite
Ca
 
2
Cu(UO
 
2
)[CO
 
3
]
 
4
 · 6H
 
2
O (?)
11.11.12Andersonite
Na
 
2
Ca(UO
 
2
)[CO
 
3
]
 
3
 · 6H
 
2
O
11.11.13Swartzite
MgCa(UO
 
2
)[CO
 
3
]
 
3
 · 12H
 
2
O
11.11.14Rabbittite
Ca
 
3
Mg
 
3
(UO
 
2
)
 
2
[(OH)
 
4
|(CO
 
3
)
 
6
] · 18H
 
2
O
11.11.15Kamotoite-(Y)
Y
 
2
(UO
 
2
)
 
4
[O
 
4
|(CO
 
3
)
 
3
] · 14H
 
2
O
11.11.16Shabaite-(Nd)
Ca(Nd,Sm,Y)
 
2
(UO
 
2
)[(OH)
 
2
|(CO
 
3
)
 
4
] · 6H
 
2
O
11.11.17Astrocyanite-(Ce)
Cu
 
2
(Ce,Nd,La)
 
2
(UO
 
2
)[(OH)
 
2
|(CO
 
3
)
 
5
] · 1.5H
 
2
O
11.11.18Bijvoetite-(Y)
(Y,Dy)
 
2
(UO
 
2
)
 
4
[(OH)
 
6
|(CO
 
3
)
 
4
] · 11H
 
2
O
11.11.19Widenmannite
Pb
 
2
(UO
 
2
)[CO
 
3
]
 
3
11.11.20Znucalite
Zn
 
12
Ca(UO
 
2
)[(OH)
 
22
|(CO
 
3
)
 
3
] · 4H
 
2
O

Other Names for Joliotite

Synonyms:
IMA1974-014
Other Languages:
German:Joliotit
Spanish:Joliotita

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 Joliotite

Reference List:Mineralogical Abstracts (1977): 28: 208.

Internet Links for Joliotite

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  • Raman and XRD data at RRUFF project
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  • Joliotite details from Handbook of Mineralogy (PDF)
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    Localities for Joliotite

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