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Donnayite-(Y)

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Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville Co., Québec, Canada
© Elmar Lackner

Show Donnayite-(Y) Photos (31)
Formula:
Sr
 
3
NaCaY(CO
 
3
)
 
6
·3H
 
2
O
Hardness:3
This page provides mineralogical data about Donnayite-(Y).

Classification of Donnayite-(Y)

IMA status:Approved
Strunz 8th edition ID:5/D.04-10
Nickel-Strunz 10th (pending) edition ID:5.CC.05

5 : CARBONATES (NITRATES)
C : Carbonates without additional anions, with H2O
C : With rare earth elements (REE)
Dana 8th edition ID:15.3.4.1

15 : HYDRATED NORMAL CARBONATES
3 : AmBn(XO3)p·xH2O, with (m+n):p = 1:1
Hey's CIM Ref.:11.8.16

11 : Carbonates
8 : Carbonates of the rare earths
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Type Occurrence of Donnayite-(Y)

Type Locality:Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville Co., Québec, Canada

Physical Properties of Donnayite-(Y)

Hardness (Mohs):3

Optical Data of Donnayite-(Y)

Type:Biaxial (-)
RI values: nα = 1.551 - 1.561 nβ = 1.646 nγ = 1.652
2V:Calculated: 26° to 28°
Maximum Birefringence:δ = 0.101

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

Chemical Properties of Donnayite-(Y)

Formula:
Sr
 
3
NaCaY(CO
 
3
)
 
6
·3H
 
2
O
Essential elements:C, Ca, H, Na, O, Sr, Y
All elements listed in formula:C, Ca, H, Na, O, Sr, Y

Relationship of Donnayite-(Y) to other Species

Related to:
  • Donnayite Group
    • Related Minerals - Nickel-Strunz Grouping):

    - +
    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.35Decrespignyite-(Y)
    Cu(Y,REE)
     
    4
    		(CO
     
    3
    		)
     
    4
    		Cl(OH)
     
    5
    		·2H
     
    2
    		O
    5.CC.40Galgenbergite-(Ce)
    Ca(Ce,La,Nd)
     
    2
    		[CO
     
    3
    		]
     
    4
    		 · H
     
    2
    		O
    Related Minerals - Hey's Index Grouping:

    - +
    11.8.1Calkinsite-(Ce)
    (Ce,La)
     
    2
    		[CO
     
    3
    		]
     
    3
    		 · 4H
     
    2
    		O
    11.8.2Lanthanite-(La)
    (La,Ce)
     
    2
    		[CO
     
    3
    		]
     
    3
    		 · 8H
     
    2
    		O
    11.8.3Lanthanite-(Ce)
    (Ce,La,Nd)
     
    2
    		[CO
     
    3
    		]
     
    3
    		 · 8H
     
    2
    		O
    11.8.4Lanthanite-(Nd)
    (Nd,La)
     
    2
    		[CO
     
    3
    		]
     
    3
    		 · 8H
     
    2
    		O
    11.8.5Hydroxylbastnäsite-(Ce)
    (Ce,La)[(OH,F)|CO
     
    3
    		]
    11.8.6Hydroxylbastnäsite-(Nd)
    (Nd,Ce,La)[(OH,F)|CO
     
    3
    		]
    11.8.7Hydroxylbastnäsite-(La)
    (La,Ce)[(OH,F)|CO
     
    3
    		]
    11.8.8Remondite-(Ce)
    Na
     
    3
    		(Ce,La,Ca,Na,Sr)
     
    3
    		(CO
     
    3
    		)
     
    5
    11.8.9Tengerite-(Y)
    Y
     
    2
    		[CO
     
    3
    		]
     
    3
    		 · 2-3H
     
    2
    		O
    11.8.10Kimuraite-(Y)
    Ca(Y,Nd)
     
    2
    		[CO
     
    3
    		]
     
    4
    		 · 6H
     
    2
    		O
    11.8.11Lokkaite-(Y)
    Ca(Y,Gd,Nd,Dy)
     
    4
    		[CO
     
    3
    		]
     
    7
    		 · 9H
     
    2
    		O
    11.8.12Calcioancylite-(Nd)
    (Nd,Ce)
     
    3
    		Ca(CO
     
    3
    		)
     
    4
    		(OH)
     
    3
    		·H
     
    2
    		O
    11.8.13Calcioancylite-(Ce)
    (Ca,Sr)Ce(CO
     
    3
    		)
     
    2
    		OH·H
     
    2
    		O
    11.8.14Burbankite
    (Na,Ca)
     
    3
    		(Sr,Ba,Ce)
     
    3
    		(CO
     
    3
    		)
     
    5
    11.8.15Khanneshite
    (Na,Ca)
     
    3
    		(Ba,Sr,Ce,Ca)
     
    3
    		(CO
     
    3
    		)
     
    5
    11.8.17Carbocernaite
    (Ca,Na)(Sr,Ce,Ba)(CO
     
    3
    		)
     
    2
    11.8.18Ancylite-(Ce)
    SrCe[OH|(CO
     
    3
    		)
     
    2
    		] · H
     
    2
    		O
    11.8.19Ewaldite
    Ba(Ca,Y,Na,K)(CO
     
    3
    		)
     
    2
    11.8.20Mckelveyite-(Y)
    Ba
     
    3
    		Na(Ca,U)Y(CO
     
    3
    		)
     
    6
    		·3H
     
    2
    		O
    11.8.21Sahamalite-(Ce)
    (Mg,Fe)(Ce,La,Nd)
     
    2
    		(CO
     
    3
    		)
     
    4

    Other Names for Donnayite-(Y)

    Synonyms:
    IMA1978-007
    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 Donnayite-(Y)

    Reference List:American Mineralogist: 64: 653-654.

    Internet Links for Donnayite-(Y)

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  • rare and unusual minerals mainly crystallized
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    Localities for Donnayite-(Y)

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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.
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    (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
    		[C. Kovac, pers com]
    Canada
     
    • Québec
      • Rouville Co.
        • Mont Saint-Hilaire
    		Chao, G.Y., Mainwaring, P.R., Baker, J. (1978), Donnayite, NaCaSr3Y(CO3)6 73H2O, a new mineral from Mont St-Hilaire, Quebec. Canadian Mineralogist: 16: 335-340.
      • Verchères Co.
        • Varennes & St-Amable
          • Saint-Amable sill
    		Mineralogical Record: 29: 83.
    Greenland
     
    • Kitaa (West Greenland) Province
      • Narsaq
        • Igaliku (Igaliko)
          • Narssârssuk (Narsarsuk)
    		Petersen et al. (2003): N. Jb. Miner. Mh. 12: 543-555
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
            • Kukisvumchorr Mt
    		[World of Stones 95:5-6, p64]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    American Mineralogist, Volume 92, pages 1525-1530, 2007
    www.koeln.netsurf.de/~w.steffens/lovo.htm
    www.koeln.netsurf.de/~w.steffens/vuori.htm
    Mineral and/or Locality
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