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Moreauite

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Kobokobo pegmatite, Lusungu River District, Sud-Kivu, Democratic Republic of Congo (Zaïre)
© Luc Vandenberghe

Formula:
Al
 
3
UO
 
2
(PO
 
4
)
 
3
(OH)
 
2
·13H
 
2
O
Name:For Belgian mineralogist, J. Moreau.
This page provides mineralogical data about Moreauite.

Classification of Moreauite

IMA status:Approved 1984
Strunz 8th edition ID:7/E.05-60
Nickel-Strunz 10th (pending) edition ID:8.ED.05

8 : PHOSPHATES, ARSENATES, VANADATES
E : Uranyl phosphates and arsenates
D : Unclassified
Dana 8th edition ID:42.12.3.1

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
12 : (AB)4(XO4)3Zq·xH2O
Hey's CIM Ref.:19.11.30

19 : Phosphates
11 : Phosphates of U
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Type Occurrence of Moreauite

Type Locality:Kobokobo pegmatite, Lusungu River District, Sud-Kivu, Democratic Republic of Congo (Zaïre)
Year of Discovery:1985

Optical Data of Moreauite

Type:Biaxial (-)
RI values: nα = 1.540 nβ = 1.552 nγ = 1.558
2V:Measured: 70° , Calculated: 70°
Maximum Birefringence:δ = 0.018

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

Chemical Properties of Moreauite

Formula:
Al
 
3
UO
 
2
(PO
 
4
)
 
3
(OH)
 
2
·13H
 
2
O
Essential elements:Al, H, O, P, U
All elements listed in formula:Al, H, O, P, U

Relationship of Moreauite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.ED.10Asselbornite
Pb(UO
 
2
)
 
4
(BiO)
 
3
(AsO
 
4
)
 
2
(OH)
 
7
·4H
 
2
O
8.ED.10Metalodèvite
Zn(UO
 
2
)
 
2
[AsO
 
4
]
 
2
 · 10H
 
2
O
8.ED.10Šreinite
Pb(UO
 
2
)
 
4
(BiO)
 
3
(PO
 
4
)
 
2
(OH)
 
7
·4H
 
2
O
8.ED.15Kamitugaite
AlPb(UO
 
2
)
 
5
[(OH)
 
9
|(PO
 
4
,AsO
 
4
)
 
2
] · 5H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
19.11.1Lermontovite
UPO
 
4
·OH·H
 
2
O
19.11.2Metavanmeersscheite
U
4+
 
(UO
 
2
)
 
3
[(OH)
 
2
|PO
 
4
]
 
2
 · 2H
 
2
O
19.11.3Vanmeersscheite
U
4+
 
(UO
 
2
)
 
3
[(OH)
 
2
|PO
 
4
]
 
2
 · 4H
 
2
O
19.11.4Chernikovite
(H
 
3
O)
 
2
(UO
 
2
)
 
2
[PO
 
4
]
 
2
 · 6H
 
2
O
19.11.5Vyacheslavite
UPO
 
4
(OH)·nH
 
2
O
19.11.6Metanatroautunite
NaUO
 
2
PO
 
4
·4H
 
2
O
19.11.7Yingjiangite
K
 
2
Ca(UO
 
2
)
 
7
(PO
 
4
)
 
4
(OH)
 
6
 · 6H
 
2
O
19.11.8Meta-ankoleite
K
 
2
(UO
 
2
)
 
2
[PO
 
4
]
 
2
 · 6H
 
2
O
19.11.9Uramphite
(NH
 
4
)
 
2
(UO
 
2
)
 
2
[PO
 
4
]
 
2
 · 6H
 
2
O
19.11.10Torbernite
Cu(UO
 
2
)
 
2
(PO
 
4
)
 
2
·12H
 
2
O
19.11.11Metatorbernite
Cu(UO
 
2
)
 
2
[PO
 
4
]
 
2
 · 8H
 
2
O
19.11.12Saléeite
Mg(UO
 
2
)
 
2
(PO
 
4
)
 
2
·10H
 
2
O
19.11.13Ningyoite
CaU(PO
 
4
)
 
2
·1-2H
 
2
O
19.11.14Meta-autunite
Ca(UO
 
2
)
 
2
[PO
 
4
]
 
2
· 6-8H
 
2
O
19.11.15Autunite
Ca(UO
 
2
)
 
2
(PO
 
4
)
 
2
·11H
 
2
O
19.11.16Pseudo-autunite
(H
 
3
O)
 
4
Ca
 
2
(UO
 
2
)
 
2
[PO
 
4
]
 
4
 · 5H
 
2
O (?)
19.11.17Phurcalite
Ca
 
2
(UO
 
2
)
 
3
[O|PO
 
4
]
 
2
 · 7H
 
2
O
19.11.18Phosphuranylite
(H
 
3
O)
 
3
KCa(UO
 
2
)
 
7
[O|PO
 
4
]
 
4
 · 8H
 
2
O
19.11.19Ulrichite
CaCu(UO
 
2
)[PO
 
4
]
 
2
 · 4H
 
2
O
19.11.20Bergenite
Ca
 
2
Ba
 
4
[(UO
 
2
)
 
3
O
 
2
(PO
 
4
)
 
2
]
 
3
·16H
 
2
O
19.11.21Metauranocircite
Ba(UO
 
2
)
 
2
[PO
 
4
]
 
2
 · 7H
 
2
O
19.11.22Uranocircite
Ba(UO
 
2
)
 
2
[PO
 
4
]
 
2
 · 10H
 
2
O
19.11.23Ranunculite
HAlUO
 
2
PO
 
4
(OH)
 
3
·4H
 
2
O
19.11.24Triangulite
Al
 
3
(UO
 
2
)
 
4
(PO
 
4
)
 
4
(OH)
 
5
·5H
 
2
O
19.11.25Mundite
Al(UO
 
2
)
 
3
[(OH)
 
3
|(PO
 
4
)
 
2
] · 5.5H
 
2
O
19.11.26Upalite
Al(UO
 
2
)
 
3
(PO
 
4
)
 
2
O(OH)·7H
 
2
O
19.11.27Furongite
Al
 
13
(UO
 
2
)
 
7
(PO
 
4
)
 
13
(OH)
 
14
 · 58H
 
2
O
19.11.28Threadgoldite
Al(UO
 
2
)
 
2
[OH|(PO
 
4
)
 
2
] · 8H
 
2
O
19.11.29Phuralumite
Al
 
2
(UO
 
2
)
 
3
[(OH)
 
2
|(PO
 
4
)
 
3
] · 13H
 
2
O
19.11.31Sabugalite
HAl(UO
 
2
)
 
4
(PO
 
4
)
 
4
·16H
 
2
O
19.11.32Uranospathite
Al
 
1-x
[]
 
x
)[(UO
 
2
)(PO
 
4
)]
 
2
(H
 
2
O)
 
20+3x
F
 
1-3x
, (0 < x < 0.33)
19.11.33Althupite
AlTh(UO
 
2
)
 
7
[O
 
2
|(OH)
 
5
|(PO
 
4
)
 
4
] · 15H
 
2
O
19.11.34Françoisite-(Nd)
(Nd,Ce,Sm)(UO
 
2
)
 
3
[O|OH|(PO
 
4
)
 
2
] · 6H
 
2
O
19.11.35Kivuite
H
 
2
Th(UO
 
2
)
 
3
[O|OH|(PO
 
4
)
 
2
] · 6H
 
2
O (?)
19.11.36Parsonsite
Pb
 
2
(UO
 
2
)[PO
 
4
]
 
2
 · 2H
 
2
O
19.11.37Dewindtite
Pb(UO
 
2
)
 
3
[OH|PO
 
4
]
 
2
 · 3H
 
2
O
19.11.38Dumontite
Pb
 
2
(UO
 
2
)
 
3
[(OH)
 
2
|PO
 
4
]
 
2
 · 3H
 
2
O
19.11.39Przhevalskite
Pb
 
2
(UO
 
2
)
 
3
[(OH)
 
2
|PO
 
4
]
 
2
 · 3H
 
2
O
19.11.40Lehnerite
Mn
2+
 
(UO
 
2
)
 
2
[PO
 
4
]
 
2
 · 8H
 
2
O
19.11.41Bassetite
Fe
2+
 
(UO
 
2
)
 
2
[PO
 
4
]
 
2
 · 8H
 
2
O
19.11.42Vochtenite
(Fe
2+
 
,Mg)Fe
3+
 
(UO
 
2
)
 
4
[OH|(PO
 
4
)
 
4
] · 12-13H
 
2
O

Other Names for Moreauite

Synonyms:
IMA1984-010
Other Languages:
German:Moreauit
Spanish:Moreauita

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 Moreauite

Reference List:American Mineralogist (1985): 70: 1330-1331.

Bulletin de la Société française de Minéralogie et de Cristallographie (1985): 108: 9-13.

Internet Links for Moreauite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
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  • Moreauite details from Handbook of Mineralogy (PDF)
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    Localities for Moreauite

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    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.
    Democratic Republic of Congo (Zaïre)
     
    • Sud-Kivu
      • Lusungu River District
    		Bull.Minéral.(1985) 108, 9-13
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the 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 hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 18th Oct 2009 07:30:29