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Deloryite

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Cap Garonne Mine, Pradet, Var, Provence-Alpes-Côte d'Azur, France
© Brent Thorne

Formula:
Cu
 
4
(UO
 
2
)(MoO
 
4
)
 
2
(OH)
 
6
System:MonoclinicColour:Dark green to black
Hardness:4
This page provides mineralogical data about Deloryite.

Classification of Deloryite

IMA status:Approved
Strunz 8th edition ID:6/G.06-05
Nickel-Strunz 10th (pending) edition ID:4.FL.85

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
L : Hydroxides with H2O +- (OH); sheets of edge-sharing octahedra
Dana 8th edition ID:48.3.4.1

48 : ANHYDROUS MOLYBDATES AND TUNGSTATES
3 : Basic Anhydrous Molybdates and Tungstates
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Type Occurrence of Deloryite

Type Locality:Cap Garonne Mine, Pradet, Var, Provence-Alpes-Côte d'Azur, France
Year of Discovery:1992

Physical Properties of Deloryite

Colour:Dark green to black
Hardness (Mohs):4

Crystallography of Deloryite

Crystal System:Monoclinic

Optical Data of Deloryite

Type:Biaxial (+)
RI values: nα = 1.900 nβ = 1.930 nγ = 1.960
2V:Measured: 90° , Calculated: 88°
Maximum Birefringence:δ = 0.060

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

Chemical Properties of Deloryite

Formula:
Cu
 
4
(UO
 
2
)(MoO
 
4
)
 
2
(OH)
 
6
Essential elements:Cu, H, Mo, O, U
All elements listed in formula:Cu, H, Mo, O, U
Common Impurities:S,Al

Relationship of Deloryite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.FL.05Woodallite
Mg
 
6
Cr
 
2
(OH)
 
16
Cl
 
2
·4H
 
2
O
4.FL.05Iowaite
Mg
 
4
Fe(OH)
 
8
OCl·4H
 
2
O
4.FL.05Jamborite
(Ni
2+
 
,Ni
3+
 
,Co,Fe)(OH)
 
2
(OH,S,H
 
2
O)
4.FL.05Meixnerite
Mg
 
6
Al
 
2
(OH)
 
18
·4H
 
2
O
4.FL.05Muskoxite
Mg
 
7
Fe
 
4
O
 
13
·10H
 
2
O
4.FL.05Fougèrite
(Fe
2+
 
,Mg)
 
6
Fe
3+
2
(OH)
 
18
 · 4H
 
2
O
4.FL.10Hydrocalumite
Ca
 
2
Al(OH)
 
7
·2H
 
2
O
4.FL.15Kuzelite
Ca
 
4
Al
 
2.4
(OH)
 
12.8
(SO
 
4
)·6H
 
2
O
4.FL.20Aurorite
(Mn
2+
 
,Ag,Ca)Mn
4+
3
O
 
7
 · 3H
 
2
O
4.FL.20Chalcophanite
(Zn,Fe,Mn)Mn
 
3
O
 
7
·3H
 
2
O
4.FL.20Ernienickelite
NiMn
 
3
O
 
7
·3H
 
2
O
4.FL.20Jianshuiite
(Mg,Mn)Mn
 
3
O
 
7
·3H
 
2
O
4.FL.25Woodruffite
Zn(Mn
4+
 
,Mn
3+
 
)
 
5
O
 
10
·3½H
 
2
O
4.FL.30Asbolane
(Ni,Co)
 
2-x
Mn
4+
 
(O,OH)
 
4
 · nH
 
2
O
4.FL.35Buserite
Na
 
4
Mn
 
14
O
 
27
 ·21H
 
2
O
4.FL.40Ranciéite
(Ca,Mn)Mn
 
4
O
 
9
·3H
 
2
O
4.FL.40Takanelite
(Mn,Ca)Mn
 
4
O
 
9
·H
 
2
O
4.FL.45Birnessite
(Na,Ca)
 
0.5
(Mn
4+
 
,Mn
3+
 
)
 
2
O
 
4
 · 1.5H
 
2
O
4.FL.55Cianciulliite
Mn(Mg,Mn)
 
2
Zn
 
2
(OH)
 
10
·2-4H
 
2
O
4.FL.60Jensenite
Cu
 
3
[TeO
 
6
] · 2H
 
2
O
4.FL.65Leisingite
Cu(Mg,Cu,Fe,Zn)
 
2
[TeO
 
6
] · 6H
 
2
O
4.FL.70Akdalaite
4Al
 
2
O
 
3
 · H
 
2
O
4.FL.75Cafetite
(Ca,Mg)(Fe,Al)
 
2
Ti
 
4
O
 
12
·4H
 
2
O
4.FL.80Mourite
UMo
 
5
O
 
12
(OH)
 
10

Other Names for Deloryite

Synonyms:
IMA1990-037
Other Languages:
German:Deloryit
Spanish:Deloryita

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 Deloryite

Reference List:Sarp, H. & Chiappero, P. J. (1992): Deloryite, Cu4(UO2)(MoO4)2(OH)6, a new mineral from the Cap Garonne mine near Le Pradet, Var, France. Neues Jahrbuch für Mineralogie, Monatshefte (1992): 58-64.

Pushcharovsky, D.Yu., Rastsvetaeva, R.K., and Sarp, H. (1966) Crystal structure of deloryite, Cu4(UO2)[Mo2O8](OH)6. Journal Alloys Comp.: 239: 23-26.

Burns, P.C. (2005) U 6+ minerals and inorganic compounds: insights into an expanded structural hierarchy of crystal structures. Canadian Mineralogist: 43: 1839-1894.

Articles/Blogs about Deloryite

Internet Links for Deloryite

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    Localities for Deloryite

    (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.
    France
     
    • Provence-Alpes-Côte d'Azur
      • Var
        • Pradet
    		Neues Jahrb.Min.,Mh.(1992) 58-64
    Mineral and/or Locality
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