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Saryarkite-(Y)

Formula:
Ca(Y,Th)Al
 
5
(SiO
 
4
)
 
2
(PO
 
4
,SO
 
4
)
 
2
(OH)
 
7
·6H
 
2
O
Colour:WhiteHardness:3½ - 4
Name:Named after its discovery locality.
This page provides mineralogical data about Saryarkite-(Y).

Classification of Saryarkite-(Y)

IMA status:Approved
Strunz 8th edition ID:8/B.20-10
Nickel-Strunz 10th (pending) edition ID:8.DO.25

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
O : With CO3, SO4, SiO4
Dana 8th edition ID:53.2.1.1

53 : NESOSILICATES Insular SiO4 Groups and Other Anions or Complex Cations
2 : Insular SiO4 Groups and Other Anions of Complex Cations with (SO4), (CrO4), (PO4), etc·
Hey's CIM Ref.:17.6.12

17 : Silicates Containing other Anions
6 : Silicates with phosphate
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Type Occurrence of Saryarkite-(Y)

Type Locality:Akkuduk (White Well) occurrence, Mointy Railway Station, Mointy (Moyynty), Balqash (Balkhash; Karatas; Prebalkhashie) Region, Zhezqazghan Oblysy (Dzezkazgan Oblast'; Dzhezkazgan Oblast'; Djezkazgan Oblast'; Jezkazgan Oblast'), Kazakhstan

Physical Properties of Saryarkite-(Y)

Lustre:Greasy, Dull
Colour:White
Hardness (Mohs):3½ - 4

Optical Data of Saryarkite-(Y)

Type:Uniaxial (+)
RI values: nω = 1.606 nε = 1.620
Maximum Birefringence:δ = 0.014

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

Chemical Properties of Saryarkite-(Y)

Formula:
Ca(Y,Th)Al
 
5
(SiO
 
4
)
 
2
(PO
 
4
,SO
 
4
)
 
2
(OH)
 
7
·6H
 
2
O
Essential elements:Al, Ca, H, O, P, Si, Y
All elements listed in formula:Al, Ca, H, O, P, S, Si, Th, Y

Relationship of Saryarkite-(Y) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.DO.05Girvasite
NaCa
 
2
Mg
 
3
[(OH)
 
2
|CO
 
3
|H
 
2
PO
 
4
|(PO
 
4
)
 
2
] · 4H
 
2
O
8.DO.10Voggite
Na
 
2
Zr[OH|CO
 
3
|PO
 
4
] · 2H
 
2
O
8.DO.15Peisleyite
Na
 
3
Al
 
16
[SO
 
4
|(PO
 
4
)
 
5
]
 
2
 · 20H
 
2
O
8.DO.20Perhamite
(Ca,Sr)
 
3
Al
 
7.7
Si
 
3
P
 
4
O
 
23.5
(OH)
 
14.1
·8H
 
2
O
8.DO.30Micheelsenite
(Ca,Y)
 
3
Al(PO
 
3
OH,CO
 
3
)(CO
 
3
)(OH)
 
6
·12H
 
2
O
8.DO.40Parwanite
(Na,K)(Mg,Ca)
 
4
Al
 
8
(PO
 
4
)
 
8
(CO
 
3
)(OH)
 
7
·30H
 
2
O
8.DO.45Skorpionite
Ca
 
3
Zn
 
2
[(OH)
 
2
|CO
 
3
|(PO
 
4
)
 
2
] · H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
17.6.1Nagelschmidtite
Ca
 
7
[PO
 
4
|SiO
 
4
]
 
2
17.6.2Perhamite
(Ca,Sr)
 
3
Al
 
7.7
Si
 
3
P
 
4
O
 
23.5
(OH)
 
14.1
·8H
 
2
O
17.6.3Viséite
17.6.4Phosinaite
17.6.5Clinophosinaite
Na
 
12
(Ca,Sr)
 
4
(PO
 
4
)
 
4
(Si
 
4
O
 
12
)
17.6.6Karnasurtite-(Ce)
(Ce,La,Th)(Ti,Nb)(Al,Fe)(Si,P)
 
2
O
 
7
(OH)
 
4
·3H
 
2
O
17.6.7Lomonosovite
Na
 
5
Ti
 
2
[O
 
2
|PO
 
4
|Si
 
2
O
 
7
]
17.6.8Bornemanite
Na
 
6
[]BaTi
 
2
Nb(Si
 
2
O
 
7
)
 
2
(PO
 
4
)O
 
2
(OH)F
17.6.9Sobolevite
Na
 
12
Ca(NaCaMn)Ti
 
2
(Si
 
2
O
 
7
)
 
2
(PO
 
4
)
 
4
O
 
3
F
 
3
17.6.10Laplandite-(Ce)
Na
 
4
CeTiPO
 
4
Si
 
7
O
 
18
·5H
 
2
O
17.6.11 Vunonnemite
Na
 
5
TiNb
 
3
Si
 
6
O
 
25
F
 
2
·2Na
 
3
PO
 
4
17.6.13Steenstrupine-(Ce)
Na
 
14
Mn
2+
2
(Fe
3+
 
,Mn
3+
 
)
 
2
Ce
 
6
(Zr,Th)[(OH)
 
2
|HPO
 
4
|(PO
 
4
)
 
6
|(Si
 
6
O
 
18
)
 
2
]·2H
 
2
O
17.6.14Waylandite
(Bi,Ca)Al
 
3
[(OH)
 
6
|(PO
 
4
,SiO
 
4
)
 
2
]
17.6.15Britholite-(Ce)
Ca
 
2
(Ce,Ca)
 
3
[(OH,F)|(SiO
 
4
,PO
 
4
)
 
3
]
17.6.16Britholite-(Y)
Ca
 
2
(Y,Ca)
 
3
[(OH,F)|(SiO
 
4
,PO
 
4
)
 
3
]
17.6.17Eylettersite
(Th,Pb)Al
 
3
[(OH)
 
6
|(PO
 
4
,SiO
 
4
)
 
2
] ?

Other Names for Saryarkite-(Y)

Other Languages:
Russian:Сарыркит

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 Saryarkite-(Y)

Reference List:American Mineralogist (1964): 49: 1775.

Internet Links for Saryarkite-(Y)

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    Localities for Saryarkite-(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.
    Kazakhstan
     
    • Zhezqazghan Oblysy (Dzezkazgan Oblast'; Dzhezkazgan Oblast'; Djezkazgan Oblast'; Jezkazgan Oblast')
      • Balqash (Balkhash; Karatas; Prebalkhashie) Region
        • Mointy (Moyynty)
          • Mointy Railway Station
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Mineral and/or Locality
    Google
     
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