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Decrespignyite-(Y)

Big Photo

Paratoo copper mine, Yunta, North Mt Lofty Ranges, Mt Lofty Ranges, South Australia, Australia
© Cédrick Gineste

Show Decrespignyite-(Y) Photos (23)
Formula:
Cu(Y,REE)
 
4
(CO
 
3
)
 
4
Cl(OH)
 
5
·2H
 
2
O
Colour:Bright royal blue to ...
This page provides mineralogical data about Decrespignyite-(Y).

Classification of Decrespignyite-(Y)

IMA status:Approved
Nickel-Strunz 10th (pending) edition ID:5.CC.35

5 : CARBONATES (NITRATES)
C : Carbonates without additional anions, with H2O
C : With rare earth elements (REE)
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Type Occurrence of Decrespignyite-(Y)

Type Locality:Paratoo copper mine, Yunta, North Mt Lofty Ranges, Mt Lofty Ranges, South Australia, Australia
General Appearance of Type Material:Blue crusts, coatings and fillings in thin fissures. Crusts and spherulitic aggregates are composed of individual tiny pseudohexagonal, often curved platelets.

Physical Properties of Decrespignyite-(Y)

Colour:Bright royal blue to pale blue

Chemical Properties of Decrespignyite-(Y)

Formula:
Cu(Y,REE)
 
4
(CO
 
3
)
 
4
Cl(OH)
 
5
·2H
 
2
O
Essential elements:C, Cl, Cu, H, O, Y
All elements listed in formula:C, Cl, Cu, H, O, Y

Relationship of Decrespignyite-(Y) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
5.CC.05Donnayite-(Y)
Sr
 
3
NaCaY(CO
 
3
)
 
6
·3H
 
2
O
5.CC.05Ewaldite
Ba(Ca,Y,Na,K)(CO
 
3
)
 
2
5.CC.05Mckelveyite-(Nd)
(Ba,Sr)(Nd,Ce,La)(CO
 
3
)
 
2
·4-10H
 
2
O
5.CC.05Mckelveyite-(Y)
Ba
 
3
Na(Ca,U)Y(CO
 
3
)
 
6
·3H
 
2
O
5.CC.05Weloganite
Sr
 
3
Na
 
2
Zr(CO
 
3
)
 
6
·3H
 
2
O
5.CC.10Tengerite-(Y)
Y
 
2
[CO
 
3
]
 
3
 · 2-3H
 
2
O
5.CC.15Kimuraite-(Y)
Ca(Y,Nd)
 
2
[CO
 
3
]
 
4
 · 6H
 
2
O
5.CC.15Lokkaite-(Y)
Ca(Y,Gd,Nd,Dy)
 
4
[CO
 
3
]
 
7
 · 9H
 
2
O
5.CC.20Shomiokite-(Y)
Na
 
3
Y[CO
 
3
]
 
3
 · 3H
 
2
O
5.CC.25Calkinsite-(Ce)
(Ce,La)
 
2
[CO
 
3
]
 
3
 · 4H
 
2
O
5.CC.25Lanthanite-(Ce)
(Ce,La,Nd)
 
2
[CO
 
3
]
 
3
 · 8H
 
2
O
5.CC.25Lanthanite-(La)
(La,Ce)
 
2
[CO
 
3
]
 
3
 · 8H
 
2
O
5.CC.25Lanthanite-(Nd)
(Nd,La)
 
2
[CO
 
3
]
 
3
 · 8H
 
2
O
5.CC.30Adamsite-(Y)
NaY[CO
 
3
]
 
2
 · 6H
 
2
O
5.CC.40Galgenbergite-(Ce)
Ca(Ce,La,Nd)
 
2
[CO
 
3
]
 
4
 · H
 
2
O

Other Names for Decrespignyite-(Y)

Synonyms:
Decrespignyit-(Y)IMA2001-027
Other Languages:

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 Decrespignyite-(Y)

Reference List:K. Wallwork, U. Kolitsch, A. Pring and L. Nasdala (2002): Decrespignyite-(Y), a new copper yttrium rare earth carbonate chloride hydrate from Paratoo, South Australia. Mineralogical Magazine: 66, 181-188.

Internet Links for Decrespignyite-(Y)

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    Localities for Decrespignyite-(Y)

    (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.
    Australia
     
    • South Australia
      • Mt Lofty Ranges
        • North Mt Lofty Ranges
          • Yunta
    		K. Wallwork, U. Kolitsch, A. Pring and L. Nasdala (2002): Decrespignyite-(Y), a new copper yttrium rare earth carbonate chloride hydrate from Paratoo, South Australia. Mineral. Mag. 66, 181-188.
    Mineral and/or Locality
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