Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Mineral Chatroom The Mindat Store

Polyphite

This page is currently not sponsored. Click here to sponsor this page.
Big Photo

Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
© 2008, JGW




Formula:
Na
 
5
(Na
 
4
Ca
 
2
)Ti
 
2
(Si
 
2
O
 
7
)(PO
 
4
)
 
3
O
 
2
F
 
2
System:TriclinicColour:Light-brown


Epistolite Group.

Classification of Polyphite

IMA status:Approved
Strunz 8th edition ID:8/C.0-100
Nickel-Strunz 10th (pending) edition ID:9.BE.47

9 : SILICATES (Germanates)
B : Sorosilicates
E : Si2O7 groups, with additional anions; cations in octahedral [6] and greater coordination
Dana 8th edition ID:56.4.1.2

56 : SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
4 : Si2O7 Groups and O, OH, F, and H2O with [Si2O7] with other cation groups
mindat.org URL:http://www.mindat.org/min-3262.html
Please feel free to link to this page.

Type Occurrence of Polyphite

Type Locality:Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Year of Discovery:1992

Physical Properties of Polyphite

Lustre:Vitreous, Pearly
Diaphaneity (Transparency):Translucent
Colour:Light-brown

Crystallography of Polyphite

Crystal System:Triclinic
Class (H-M):1 - Pedial
Space Group:P1
Cell Parameters:a = 5.3933Å, b = 7.0553Å, c = 26.451Å
α = 95.216°, β = 93.49°, γ = 90.101°
Ratio:a:b:c = 0.764 : 1 : 3.749
Unit Cell Volume:V 1000.44 ų
Z:2

Chemical Properties of Polyphite

Formula:
Na
 
5
(Na
 
4
Ca
 
2
)Ti
 
2
(Si
 
2
O
 
7
)(PO
 
4
)
 
3
O
 
2
F
 
2
Essential elements:Ca, F, Mg, Na, O, P, Si, Ti
All elements listed in formula:Ca, F, Na, O, P, Si, Ti
Common Impurities:Sr,Ba,Fe,Zr,Nb

Relationship of Polyphite 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.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.70UKI-2008-(SiO:SrTiZr)
Sr
 
4
ZrTi
 
4
(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 Polyphite

Other Languages:
German:Polyphit
Russian:Полифит
Spanish:Polyphita

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 Polyphite

Reference List:

- +
Khomyakov, A.P., Nechelyustov, G.N., Sokolova, E.V., and Dorokhova, G.I. (1992) Quadruphite Na14CaMgTi4[Si2O7]2[PO4]4O4F2 and polyphite Na17Ca3Mg(Ti,Mn)4[Si2O7]2[PO4]6O2F6 - new minerals of the lomonosovite family. Zapiski Vserossiskogo Mineralogicheskogo Obshchetstva (1992): 121(1): 105-112 (in Russian).

Doklady Akademiia Nauk, SSSR (USSR)(1987): 294: 357.

Mineralogicheskiy Zhurnal (1987): 9(3): 28.

American Mineralogist (1993): 78: 1316.

New Minerals (1997), New Minerals 1990-1994.

Sokolova, E., Hawthorne, F.C., and Khomyakov, A.P. (2005): Polyphite and sobolevite: revision of their crystal structures. Canadian Mineralogist, 43, 1527-1544.

Internet Links for Polyphite

Search Engines:
  • Look for Polyphite on Google
  • Look for Polyphite images on Google
    • External Links:
  • Look for Polyphite on Webmineral
  • Look for Polyphite on Athena Mineralogy
  • Look for Polyphite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Polyphite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Search for - Polyphite - on e-Rocks Mineral Sales & Auctions
  • Search for Polyphite from all mineral dealers at minfind.com
  • High-end worldwide specimens & outstanding customer service
  • Fine Minerals from Weinrich Minerals, Inc.
  • Buy from David K Joyce minerals
  • SpiriferMinerals.com - high quality low prices
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • By minerals from YourMineralCollection
  • Top quality minerals from Kristalle of California
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Search for minerals at Heliodor
  • Fabre Minerals - search for Polyphite specimens
    • Jobs:
  • Mining & Geology Jobs

    • Localities for Polyphite

    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.
    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.
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Lovozero Massif
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Mineral and/or Locality
    Search Google
     
    Copyright © Jolyon Ralph and Ida Chau 1993-2011. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 20th Jun 2011 18:53:15
    Mineral and Locality Search
    Mineral:
    and/or Locality:
    Options
    Fade toolbar when not in focusFix toolbar to bottom of page
    Hide Social Media Links
    Slideshow frame delay seconds