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UKI-2008-(SiO:SrTiZr)

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Formula:
Sr
 
4
ZrTi
 
4
(Si
 
2
O
 
7
)
 
2
O
 
8
System:Orthorhombic


Orthorhombic polymorph of rengeite.
Occurs as micro domains up to 5 µm in width in monoclinic rengeite crystals.

Classification of UKI-2008-(SiO:SrTiZr)

IMA status:Unnamed - valid
Nickel-Strunz 10th (pending) edition ID:9.BE.70

9 : SILICATES (Germanates)
B : Sorosilicates
E : Si2O7 groups, with additional anions; cations in octahedral [6] and greater coordination
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Crystallography of UKI-2008-(SiO:SrTiZr)

Crystal System:Orthorhombic
Class (H-M):mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:Pbca {P21/b 21/c 21/a}
Cell Parameters:a = 14.0Å, b = 5.7Å, c = 21.9Å
Ratio:a:b:c = 2.456 : 1 : 3.842
Unit Cell Volume:V 1748 ų
Z:4
Comment:(space group is tentative)

Chemical Properties of UKI-2008-(SiO:SrTiZr)

Formula:
Sr
 
4
ZrTi
 
4
(Si
 
2
O
 
7
)
 
2
O
 
8
Essential elements:O, Si, Sr, Ti, Zr
All elements listed in formula:O, Si, Sr, Ti, Zr
Analytical Data:
SiO2 (22.5)
TiO2 (30.2)
SrO (39.4)
Nb2O5 (0.2)
Fe2O3 (0.3)
ZrO2 (7.5)
Common Impurities:Fe,Nb

Relationship of UKI-2008-(SiO:SrTiZr) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.BE.02Wadsleyite
(Mg,Fe
2+
 
)
 
2
(SiO
 
4
)
9.BE.05Hennomartinite
SrMn
3+
2
(Si
 
2
O
 
7
)(OH)
 
2
 · H
 
2
O
9.BE.05Lawsonite
CaAl
 
2
(Si
 
2
O
 
7
)(OH)
 
2
 · H
 
2
O
9.BE.05Noelbensonite
BaMn
3+
2
(Si
 
2
O
 
7
)(OH)
 
2
 · H
 
2
O
9.BE.05Itoigawaite
SrAl
 
2
(Si
 
2
O
 
7
)(OH)
 
2
 · H
 
2
O
9.BE.07Ilvaite
CaFe
2+
2
Fe
3+
 
(Si
 
2
O
 
7
)O(OH)
9.BE.07Manganilvaite
Ca(Mn
2+
 
,Fe
2+
 
)
 
2
Fe
3+
 
(Si
 
2
O
 
7
)O(OH)
9.BE.10Suolunite
Ca
 
2
(H
 
2
Si
 
2
O
 
7
) · H
 
2
O
9.BE.12Jaffeite
Ca
 
6
(Si
 
2
O
 
7
)(OH)
 
6
9.BE.15Fresnoite
Ba
 
2
Ti(Si
 
2
O
 
7
)O
9.BE.17Baghdadite
Ca
 
3
(Zr,Ti)(Si
 
2
O
 
7
)O
 
2
9.BE.17Burpalite
Na
 
2
CaZr(Si
 
2
O
 
7
)F
 
2
9.BE.17Cuspidine
Ca
 
4
(Si
 
2
O
 
7
)(F,OH)
 
2
9.BE.17Hiortdahlite
(Ca,Na)
 
3
(Zr,Ti)(Si
 
2
O
 
7
)(O,OH,F)
 
2
9.BE.17Janhaugite
(Na,Ca)
 
3
(Mn
2+
 
,Fe
2+
 
)
 
3
(Ti,Zr,Nb)
 
2
(Si
 
2
O
 
7
)
 
2
O
 
2
(OH,F)
 
2
9.BE.17Låvenite
(Na,Ca)
 
2
(Mn
2+
 
,Fe
2+
 
)(Zr,Ti)(Si
 
2
O
 
7
)(O,OH,F)
 
2
9.BE.17Niocalite
(Ca,Nb)
 
4
(Si
 
2
O
 
7
)(O,OH,F)
 
2
9.BE.17Normandite
NaCa(Mn,Fe)(Ti,Nb,Zr)(Si
 
2
O
 
7
)OF
9.BE.17Wöhlerite
NaCa
 
2
(Zr,Nb)(Si
 
2
O
 
7
)(O,OH,F)
 
2
9.BE.17Hiortdahlite I
Na
 
4
Ca
 
8
Zr
 
2
(Nb,Mn,Ti,Fe,Mg,Al)
 
2
(Si
 
2
O
 
7
)
 
4
O
 
3
F
 
5
9.BE.17Marianoite
Na
 
2
Ca
 
4
(Nb,Zr)
 
2
(Si
 
2
O
 
7
)
 
2
(O,F)
 
2
9.BE.20Mosandrite
Na
 
2
Ca
 
4
(REE)(Si
 
2
O
 
7
)
 
2
OF
 
3
9.BE.20Nacareniobsite-(Ce)
Na
 
3
Ca
 
3
(Ce,La,Nd)Nb(Si
 
2
O
 
7
)
 
2
OF
 
3
9.BE.22Götzenite
Na
 
2
Ca
 
5
Ti(Si
 
2
O
 
7
)
 
2
F
 
4
9.BE.22Hainite
Na
 
4
Ca
 
8
(Ti,Zr,Mn)
 
3
(Si
 
2
O
 
7
)
 
4
F
 
4
9.BE.22Rosenbuschite
(Ca,Na)
 
3
(Zr,Ti)(Si
 
2
O
 
7
)OF
9.BE.22Kochite
(Na,Ca)
 
3
Ca
 
2
(Mn,Ca)ZrTi(Si
 
2
O
 
7
)
 
2
(F,O)
 
4
9.BE.23Dovyrenite
Ca
 
6
Zr(Si
 
2
O
 
7
)
 
2
(OH)
 
4
9.BE.25Barytolamprophyllite
(Ba,Na)
 
2
(Na,Ti,Fe
3+
 
)
 
4
Ti
 
2
(Si
 
2
O
 
7
)
 
2
O(OH,F)
9.BE.25Ericssonite
BaMn
2+
2
Fe
3+
 
(Si
 
2
O
 
7
)O(OH)
9.BE.25Lamprophyllite
(Sr,K,Ba)
 
2
(Na,Ti,Mn
2+
 
,Fe
3+
 
)
 
4
Ti
 
2
(Si
 
2
O
 
7
)
 
2
O(O,OH,F)
9.BE.25Ericssonite-2O
BaMn
2+
2
Fe
3+
 
(Si
 
2
O
 
7
)O(OH)
9.BE.25Seidozerite
Na
 
8
Mn
2+
2
Zr
 
3
Ti
 
3
(Si
 
2
O
 
7
)
 
4
O
 
4
F
 
4
9.BE.25Nabalamprophyllite
Na
 
3
(Ba,Na)
 
2
Ti
 
3
(Si
 
2
O
 
7
)
 
2
O
 
2
(OH,F)
 
2
9.BE.25Grenmarite
(Zr,Mn)
 
2
(Zr,Ti)(Mn,Na)(Na,Ca)
 
4
(Si
 
2
O
 
7
)
 
2
(O,F)
 
4
9.BE.27Murmanite
Na
 
2
Ti
 
2
(Si
 
2
O
 
7
)O
 
2
 · 2H
 
2
O
9.BE.30Epistolite
Na
 
2
(Nb,Ti)
 
2
(Si
 
2
O
 
7
)O
 
2
 · nH
 
2
O
9.BE.32Lomonosovite
Na
 
5
Ti
 
2
(Si
 
2
O
 
7
)(PO
 
4
)O
 
2
9.BE.35Vuonnemite
Na
 
11
Ti
4+
 
Nb
 
2
(Si
 
2
O
 
7
)
 
2
(PO
 
4
)
 
2
O
 
3
(F,OH)
9.BE.37Sobolevite
Na
 
13
Ca
 
2
Mn
 
2
Ti
 
3
(Si
 
2
O
 
7
)
 
2
(PO
 
4
)
 
4
O
 
3
F
 
3
9.BE.40Innelite
Na
 
2
CaBa
 
4
Ti
 
3
(Si
 
2
O
 
7
)
 
2
(SO
 
4
)
 
2
O
 
4
9.BE.40Phosphoinnelite
Na
 
3
Ba
 
4
Ti
 
3
(Si
 
2
O
 
7
)
 
2
(PO
 
4
,SO
 
4
)
 
2
O
 
2
F
9.BE.42Yoshimuraite
Ba
 
2
Mn
 
2
Ti(Si
 
2
O
 
7
)(PO
 
4
)O(OH)
9.BE.45Quadruphite
Na
 
14
Ca
 
2
Ti
 
4
(Si
 
2
O
 
7
)
 
2
(PO
 
4
)
 
2
O
 
2
F
9.BE.47Polyphite
Na
 
5
(Na
 
4
Ca
 
2
)Ti
 
2
(Si
 
2
O
 
7
)(PO
 
4
)
 
3
O
 
2
F
 
2
9.BE.50Bornemanite
Na
 
6
BaTi
 
2
Nb(Si
 
2
O
 
7
)
 
2
(PO
 
4
)O
 
2
(OH)F
9.BE.50Shkatulkaite
Na
 
10
Mn
2+
 
Ti
 
3
Nb
 
3
(Si
 
2
O
 
7
)
 
6
(OH)
 
2
F · 12H
 
2
O
9.BE.55Bafertisite
Ba(Fe
3+
 
,Mn
2+
 
)
 
2
Ti(Si
 
2
O
 
7
)O(O,OH)
 
2
9.BE.55Hejtmanite
Ba(Mn
2+
 
,Fe
2+
 
)
 
2
Ti(Si
 
2
O
 
7
)O(OH,F)
9.BE.55Bykovaite
(Ba,Na,K)
 
2
(Na,Ti,Mn)
 
4
(Ti,Nb)
 
2
(Si
 
2
O
 
7
)
 
2
O
 
2
(H
 
2
O,F,OH)
 
2
 · 3.5H
 
2
O
9.BE.55Nechelyustovite
(Ba,Sr,K)
 
2
(Na,Ti,Mn)
 
4
(Ti,Nb)
 
2
(Si
 
2
O
 
7
)
 
2
O
 
2
(O,H
 
2
O,F)
 
2
 · 4.5H
 
2
O
9.BE.60Delindeite
(Na,K)
 
2
(Ba,Ca)
 
2
(Ti,Fe,Al)
 
3
(Si
 
2
O
 
7
)
 
2
O
 
2
(OH)
 
2
 · 2H
 
2
O
9.BE.65Bussenite
Na
 
2
Ba
 
2
Fe
2+
 
Ti(Si
 
2
O
 
7
)(CO
 
3
)(OH)
 
3
F
9.BE.67Jinshajiangite
BaNaFe
2+
4
Ti
 
2
(Si
 
2
O
 
7
)
 
2
O
 
2
(OH)
 
2
F
9.BE.67Perraultite
BaNaMn
2+
4
Ti
 
2
 (Si
 
2
O
 
7
)
 
2
O
 
2
(OH)
 
2
F
9.BE.67Surkhobite
NaCaBa
 
2
Mn
 
8
Ti
 
4
(Si
 
2
O
 
7
)
 
4
O
 
5
F
 
5
9.BE.70Karnasurtite-(Ce)
(Ce,La,Th)(Ti,Nb)(Al,Fe)(Si
 
2
O
 
7
)(OH)
 
4
 · 3H
 
2
O
9.BE.70Perrierite-(Ce)
(Ce,Ca,Th)
 
4
(Mg,Fe
2+
 
)Fe
3+
2
(Ti,Fe
3+
 
)
 
2
(Si
 
2
O
 
7
)
 
2
O
 
8
9.BE.70Strontiochevkinite
(Sr,La,Ce,Ca)
 
4
Fe
2+
 
(Ti,Zr)
 
2
Ti
 
2
(Si
 
2
O
 
7
)
 
2
O
 
8
9.BE.70Chevkinite-(Ce)
(Ce,La,Ca,Th)
 
4
(Fe
2+
 
,Mg)(Fe
2+
 
,Ti,Fe
3+
 
)
 
2
(Ti,Fe
3+
 
)
 
2
(Si
 
2
O
 
7
)
 
2
O
 
8
9.BE.70Polyakovite-(Ce)
(Ce,Ca)
 
4
(Mg,Fe
2+
 
)(Cr
3+
 
,Fe
3+
 
)
 
2
(Ti,Nb)
 
2
(Si
 
2
O
 
7
)
 
2
O
 
8
9.BE.70Rengeite
Sr
 
4
ZrTi
 
4
(Si
 
2
O
 
7
)
 
2
O
 
8
9.BE.70Matsubaraite
Sr
 
4
Ti
 
5
(Si
 
2
O
 
7
)
 
2
O
 
8
9.BE.70Dingdaohengite-(Ce)
(Ce,La)
 
4
Fe
2+
 
(Ti,Fe
2+
 
,Mg,Fe
2+
 
)
 
2
Ti
 
2
(Si
 
2
O
 
7
)
 
2
O
 
8
9.BE.70Maoniupingite-(Ce)
(Ce,Ca)
 
4
(Fe
3+
 
,Ti,Fe
2+
 
,◻)(Ti,Fe
3+
 
,Fe
2+
 
,Nb)
 
4
(Si
 
2
O
 
7
)
 
2
O
 
8
9.BE.70Perrierite-(La)
(La,Ce,Ca)
 
4
(Fe,Mn
2+
 
,Mg)Fe
3+
2
(Ti,Fe
3+
 
)
 
2
(Si
 
2
O
 
7
)
 
2
O
 
8
9.BE.72Fersmanite
Ca
 
4
(Na,Ca)
 
4
(Ti,Nb)
 
4
(Si
 
2
O
 
7
)
 
2
O
 
8
F
 
3
9.BE.75Belkovite
Ba
 
3
(Nb,Ti)
 
6
(Si
 
2
O
 
7
)
 
2
O
 
12
9.BE.77Nasonite
Pb
 
6
Ca
 
4
(Si
 
2
O
 
7
)
 
3
Cl
 
2
9.BE.80Kentrolite
Pb
 
2
Mn
3+
2
(Si
 
2
O
 
7
)O
 
2
9.BE.80Melanotekite
Pb
 
2
Fe
3+
2
(Si
 
2
O
 
7
)O
 
2
9.BE.82Tilleyite
Ca
 
5
(Si
 
2
O
 
7
)(CO
 
3
)
 
2
9.BE.85Killalaite
Ca
 
3
(Si
 
2
O
 
7
) · 0.5H
 
2
O
9.BE.87Stavelotite-(La)
(La,Nd,Ca)
 
3
Mn
2+
3
Cu(Mn
3+
 
,Fe
3+
 
,Mn
4+
 
)
 
26
(Si
 
2
O
 
7
)
 
6
O
 
5
9.BE.90Biraite-(Ce)
Ce
 
2
Fe
2+
 
(Si
 
2
O
 
7
)(CO
 
3
)
9.BE.92Cervandonite-(Ce)
(Ce,Nd,La)(Fe
3+
 
,Fe
2+
 
,Ti,Al)
 
3
O
 
2
(Si
 
2
O
 
7
)(As
3+
 
O
 
3
)(OH)
9.BE.95Batisivite
BaV
3+
8
Ti
 
6
(Si
 
2
O
 
7
)O
 
22

Other Names for UKI-2008-(SiO:SrTiZr)

Synonyms:
Unnamed (Orthorhombic polymorph of Rengeite)
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 UKI-2008-(SiO:SrTiZr)

Reference List:

- +
Mashima, H., Akai, J., Nakamuta, Y., Matsubara, S. (2008): Orthorhombic polymorph of rengeite from Ohmi region, central Japan. American Mineralogist, 93, 1153-1157.

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    • Localities for UKI-2008-(SiO:SrTiZr)

    Hide Locality List
    (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.
    Japan
     
    • Honshu Island
      • Chubu Region
        • Niigata Prefecture
          • Itoigawa City
    		Mashima, H., Akai, J., Nakamuta, Y., Matsubara, S. (2008) Orthorhombic polymorph of rengeite from Ohmi region, central Japan. American Mineralogist, 93, 1153-1157.
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