Quadruphite
A valid IMA mineral species
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Formula:
Na6Na2(CaNa)2Na2Ti2Na2Ti2(Si2O7)2(PO4)4O4F2
Colour:
Light brown
Lustre:
Vitreous, Resinous, Pearly, Metallic
Hardness:
5
Specific Gravity:
3.12
Crystal System:
Triclinic
Member of:
Name:
The name is derived from the number of phosphate groups in the formula (QUADR = four) and in allusion to it being a PHosphate.
Unique Identifiers
Mindat ID:
3336
Long-form identifier:
mindat:1:1:3336:3
GUID
(UUID V4):
(UUID V4):
c5b57fb5-bfdc-4359-9168-f5862c1903f9
Classification of Quadruphite
Approved
First published:
1992
9.BE.45
9 : SILICATES (Germanates)
B : Sorosilicates
E : Si2O7 groups, with additional anions; cations in octahedral [6] and greater coordination
9 : SILICATES (Germanates)
B : Sorosilicates
E : Si2O7 groups, with additional anions; cations in octahedral [6] and greater coordination
56.4.1.3
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
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
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Qua | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Quadruphite
Vitreous, Resinous, Pearly, Metallic
Transparency:
Transparent, Translucent
Comment:
Vitreous and resinous on fractures, pearly to mirrorlike or metallic on cleavages.
Colour:
Light brown
Streak:
white
Hardness:
5 on Mohs scale
Tenacity:
Brittle
Cleavage:
Perfect
Perfect {001} and less perfect {110} and {100}.
Perfect {001} and less perfect {110} and {100}.
Fracture:
Step-Like
Density:
3.12 g/cm3 (Measured) 3.11 g/cm3 (Calculated)
Optical Data of Quadruphite
Type:
Biaxial (-)
RI values:
nα = 1.630 nβ = 1.678 nγ = 1.697
2V:
Measured: 62°
Max Birefringence:
δ = 0.067
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
r < v, strong
Pleochroism:
Visible
Comments:
Colorless (X) to yellowish (Y, Z) with X < Y ~ Z.
Chemical Properties of Quadruphite
Formula:
Na6Na2(CaNa)2Na2Ti2Na2Ti2(Si2O7)2(PO4)4O4F2
Common Impurities:
Sr,Ba,Mn,Fe,Zr,Nb
Crystallography of Quadruphite
Crystal System:
Triclinic
Class (H-M):
1 - Pedial
Space Group:
P1
Cell Parameters:
a = 5.415(2) Å, b = 7.081(3) Å, c = 20.34(1) Å
α = 86.85(4)°, β = 94.40(4)°, γ = 89.94(3)°
α = 86.85(4)°, β = 94.40(4)°, γ = 89.94(3)°
Ratio:
a:b:c = 0.765 : 1 : 2.872
Unit Cell V:
776.42 ų (Calculated from Unit Cell)
Z:
1
Morphology:
Flakes on {001}.
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0005739 | Quadruphite | Sokolova E V, Hawthorne F C (2001) The crystal chemistry of the [M3_11-14] trimeric structures: From hyperagpaitic complexes to saline lakes The Canadian Mineralogist 39 1275-1294 | 2001 | 0 | 293 |
CIF Raw Data - click here to close
Epitaxial Relationships of Quadruphite
Epitaxial Minerals:
Lomonosovite | Na5Ti2(Si2O7)(PO4)O2 |
Lomonosovite | Na5Ti2(Si2O7)(PO4)O2 |
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
2.880 Å | (100) |
2.702 Å | (80b) |
2.636 Å | (70) |
2.050 Å | (50) |
1.600 Å | (50) |
1.662 Å | (40b) |
1.713 Å | (30) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 4b: Highly evolved igneous rocks | >3.0 |
35 : Ultra-alkali and agpaitic igneous rocks |
Type Occurrence of Quadruphite
General Appearance of Type Material:
Flakes on {001}, 1-2 mm thick and 3 mm across, grown epitaxially on lomonosovite and soboloveite.
Place of Conservation of Type Material:
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia, p545/5.
The Natural History Museum, London, England, 1994,25.
The Natural History Museum, London, England, 1994,25.
Geological Setting of Type Material:
Alkalic pegmatite.
Associated Minerals at Type Locality:
Reference:
Khomyakov, A.P., Nechelyustov, G.N., Sokolova, EV., 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.
Other Language Names for Quadruphite
Relationship of Quadruphite to other Species
Member of:
Other Members of this group:
Calciomurmanite | (Na,◻)2Ca(Ti,Mg,Nb)4[Si2O7]2O2(OH,O)2(H2O)4 | Tric. 1 : P1 |
Kolskyite | CaNa2Ti4(Si2O7)2O4(H2O)7 | Tric. 1 : P1 |
Lomonosovite | Na5Ti2(Si2O7)(PO4)O2 | Tric. 1 : P1 |
Murmanite | Na2Ti2(Si2O7)O2 · 2H2O | Tric. 1 : P1 |
Paralomonosovite | Na6◻4Ti4(Si2O7)2[PO3OH][PO2(OH)2]O2(OF) | Tric. 1 : P1 |
Schüllerite | Ba2Na(Mn,Ca)(Fe3+,Mg,Fe2+)2Ti2(Si2O7)2(O,F)4 | Tric. 1 : P1 |
Selivanovaite | NaFe3+Ti4(Si2O7)2O4(H2O)4 | Tric. 1 : P1 |
Sobolevite | Na13Ca2Mn2Ti3(Si2O7)2(PO4)4O3F3 | Mon. m : Pb |
Vigrishinite | NaZnTi4(Si2O7)2O3(OH)(H2O)4 | Tric. 1 : P1 |
Related Minerals - Strunz-mindat Grouping
9.BE. | Paralomonosovite | Na6◻4Ti4(Si2O7)2[PO3OH][PO2(OH)2]O2(OF) | Tric. 1 : P1 |
9.BE. | Cámaraite | Ba3Na(Fe2+,Mn)8Ti4(Si2O7)4O4(OH,F)7 | Tric. 1 |
9.BE. | Christofschäferite-(Ce) | Ce3CaMnTiFe(3+)Ti2(Si2O7)2O8 | Mon. 2/m : P21/m |
9.BE. | Bobshannonite | Na2KBa(Mn,Na)8(Nb,Ti)4(Si2O7)4O4(OH)4(O,F)2 | Tric. |
9.BE. | Calciomurmanite | (Na,◻)2Ca(Ti,Mg,Nb)4[Si2O7]2O2(OH,O)2(H2O)4 | Tric. 1 : P1 |
9.BE. | Batievaite-(Y) | Y2Ca2Ti(Si2O7)2(OH)2(H2O)4 | Tric. 1 : P1 |
9.BE. | Delhuyarite-(Ce) | Ce4Mg(Fe3+,W)3◻(Si2O7)2O6(OH)2 | Mon. 2/m : B2/m |
9.BE.X | Asimowite | Fe2+4O(Si2O7) | Orth. mmm (2/m 2/m 2/m) : Imma |
9.BE. | Moxuanxueite | NaCa6Zr(Si2O7)2OF3 | Tric. 1 : P1 |
9.BE. | Alexkuznetsovite-(Ce) | Ce2Mn(CO3)(Si2O7) | Mon. 2/m : P21/b |
9.BE. | Biraite-(La) | La2Fe2+(CO3)(Si2O7) | Mon. 2/m : P21/b |
9.BE. | Zinkgruvanite | Ba4Mn2+4Fe3+2(Si2O7)2(SO4)2O2(OH)2 | Tric. 1 : P1 |
9.BE. | Madeiraite | Na2Ca2Fe2Zr2(Si2O7)2O2F2 | Mon. 2/m : P21/b |
9.BE. | Bortolanite | Ca2(Ca1.5Zr0.5)Na(NaCa)Ti(Si2O7)2(OF)F2 | Tric. 1 : P1 |
9.BE. | Nacareniobsite-(Y) | Na3Ca3YNb(Si2O7)2OF3 | Mon. 2/m : P21/b |
9.BE.02 | Wadsleyite | Mg4O(Si2O7) | Orth. mmm (2/m 2/m 2/m) : Imma |
9.BE.05 | Hennomartinite | SrMn3+2(Si2O7)(OH)2 · H2O | Orth. mmm (2/m 2/m 2/m) : Cmcm |
9.BE.05 | Lawsonite | CaAl2(Si2O7)(OH)2 · H2O | Orth. mmm (2/m 2/m 2/m) : Cmcm |
9.BE.05 | Noelbensonite | BaMn3+2(Si2O7)(OH)2 · H2O | Orth. mm2 |
9.BE.05 | Itoigawaite | SrAl2(Si2O7)(OH)2 · H2O | Orth. mmm (2/m 2/m 2/m) : Cmcm |
9.BE.05 | Cortesognoite | CaV2(Si2O7)(OH)2 · H2O | Orth. mmm (2/m 2/m 2/m) : Cmcm |
9.BE.07 | Ilvaite | CaFe3+Fe2+2(Si2O7)O(OH) | Orth. mmm (2/m 2/m 2/m) |
9.BE.07 | Manganilvaite | CaFe2+Fe3+Mn2+(Si2O7)O(OH) | Mon. 2/m : P21/b |
9.BE.07 | Amamoorite | CaMn2+2Mn3+(Si2O7)O(OH) | Mon. 2/m : P21/b |
9.BE.10 | Suolunite | Ca2(H2Si2O7) · H2O | Orth. mm2 : Fdd2 |
9.BE.12 | Jaffeite | Ca6(Si2O7)(OH)6 | Trig. 3 : P3 |
9.BE.15 | Fresnoite | Ba2Ti(Si2O7)O | Tet. 4mm : P4bm |
9.BE.17 | Baghdadite | Ca6Zr2(Si2O7)2O4 | Mon. 2/m : P21/b |
9.BE.17 | Burpalite | Na2CaZr(Si2O7)F2 | Mon. 2/m : P21/b |
9.BE.17 | Cuspidine | Ca8(Si2O7)2F4 | Mon. 2/m : P21/b |
9.BE.17 | Hiortdahlite | Na2Ca4(Ca0.5Zr0.5)Zr(Si2O7)2OF3 | Tric. 1 : P1 |
9.BE.17 | Janhaugite | (Na,Ca)3(Mn2+,Fe2+)3(Ti,Zr,Nb)2(Si2O7)2O2(OH,F)2 | Mon. 2/m : P21/m |
9.BE.17 | Låvenite | Na2Ca2Mn2Zr2(Si2O7)2O2F2 | Mon. 2/m : P21/b |
9.BE.17 | Niocalite | (Ca,Nb)4(Si2O7)(O,OH,F)2 | Mon. m |
9.BE.17 | Normandite | NaCa(Mn,Fe)(Ti,Nb,Zr)(Si2O7)OF | Mon. 2/m : P21/b |
9.BE.17 | Wöhlerite | Na2Ca4ZrNb(Si2O7)2O3F | Mon. 2 : P21 |
9.BE.20 | Mosandrite-(Ce) | (Ca3REE)[(H2O)2Ca0.5◻0.5]Ti(Si2O7)2(OH)2(H2O)2 | Mon. 2/m : P21/b |
9.BE.20 | Nacareniobsite-(Ce) | Na3Ca3(Ce,REE)Nb(Si2O7)2OF3 | Mon. 2/m : P21/b |
9.BE.20 | Roumaite | (Ca,Na,REE,◻)7(Nb,Ti)[Si2O7]2OF3 | Mon. m : Bb |
9.BE.20 | Rinkite-(Y) | Na2Ca4YTi(Si2O7)2OF3 | Mon. 2/m : P21/b |
9.BE.22 | Götzenite | NaCa6Ti(Si2O7)2OF3 | Tric. 1 : P1 |
9.BE.22 | Hainite-(Y) | Na2Ca4(Y,REE)Ti(Si2O7)2OF3 | Tric. 1 : P1 |
9.BE.22 | Rosenbuschite | Na6Ca6Zr3Ti(Si2O7)4O2F6 | Tric. 1 : P1 |
9.BE.22 | Kochite | Na3Ca2MnZrTi(Si2O7)2OF3 | Tric. 1 : P1 |
9.BE.22 | Fogoite-(Y) | Na3Ca2Y2Ti(Si2O7)2OF3 | Tric. 1 : P1 |
9.BE.23 | Dovyrenite | Ca6Zr(Si2O7)2(OH)4 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
9.BE.25 | Barytolamprophyllite | (Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F) | Mon. |
9.BE.25 | Ericssonite | BaMn2+2Fe3+(Si2O7)O(OH) | Mon. 2/m : B2/m |
9.BE.25 | Lamprophyllite | (Na,Mn2+)3(Sr,Na)2(Ti,Fe3+)3(Si2O7)2O2(OH,O,F)2 | Mon. 2/m |
9.BE.25 | Ericssonite-2O | BaMn2+2Fe3+(Si2O7)O(OH) | Orth. |
9.BE.25 | Seidozerite | Na4MnZr2Ti(Si2O7)2O2F2 | Mon. 2/m : P2/b |
9.BE.25 | Nabalamprophyllite | Na3(Ba,Na)2Ti3(Si2O7)2O2(OH,F)2 | Mon. 2/m : P2/m |
9.BE.25 | Grenmarite | Na4MnZr3(Si2O7)2O2F2 | Mon. 2/m : P2/b |
9.BE.25 | Schüllerite | Ba2Na(Mn,Ca)(Fe3+,Mg,Fe2+)2Ti2(Si2O7)2(O,F)4 | Tric. 1 : P1 |
9.BE.25 | Kazanskyite | BaNa3Ti2Nb(Si2O7)2O2(OH)2(H2O)4 | Tric. 1 : P1 |
9.BE.25 | Lileyite | Ba2(Na,Fe,Ca)3MgTi2(Si2O7)2O2F2 | Mon. 2/m : B2/m |
9.BE.25 | Emmerichite | Ba2Na(Na,Fe2+)2(Fe3+,Mg)Ti2(Si2O7)2O2F2 | Mon. 2/m : B2/m |
9.BE.25 | Saamite | Ba◻Na3Ti2Nb(Si2O7)2O2(OH)F(H2O)2 | Tric. 1 : P1 |
9.BE.25 | Fluorlamprophyllite | Na3(SrNa)Ti3(Si2O7)2O2F2 | Mon. 2/m : B2/m |
9.BE.25 | Fluorbarytolamprophyllite | (Ba,Sr)2[(Na,Fe2+)3(Ti,Mg)F2][Ti2(Si2O7)2O2] | Mon. 2/m : B2/m |
9.BE.27 | Murmanite | Na2Ti2(Si2O7)O2 · 2H2O | Tric. 1 : P1 |
9.BE.27 | Vigrishinite | NaZnTi4(Si2O7)2O3(OH)(H2O)4 | Tric. 1 : P1 |
9.BE.27 | Kolskyite | CaNa2Ti4(Si2O7)2O4(H2O)7 | Tric. 1 : P1 |
9.BE.27 | Selivanovaite | NaFe3+Ti4(Si2O7)2O4(H2O)4 | Tric. 1 : P1 |
9.BE.30 | Epistolite | Na2(Nb,Ti)2(Si2O7)O2 · nH2O | Tric. 1 : P1 |
9.BE.32 | Lomonosovite | Na5Ti2(Si2O7)(PO4)O2 | Tric. 1 : P1 |
9.BE.35 | Vuonnemite | Na11Ti4+Nb2(Si2O7)2(PO4)2O3(F,OH) | Tric. |
9.BE.37 | Sobolevite | Na13Ca2Mn2Ti3(Si2O7)2(PO4)4O3F3 | Mon. m : Pb |
9.BE.40 | Innelite | Na2CaBa4Ti3(Si2O7)2(SO4)2O4 | Tric. 1 : P1 |
9.BE.40 | Phosphoinnelite | Na3Ba4Ti3(Si2O7)2(PO4,SO4)2O2F | Tric. |
9.BE.42 | Yoshimuraite | Ba2Mn2Ti(Si2O7)(PO4)O(OH) | Tric. 1 : P1 |
9.BE.47 | Polyphite | Na5(Na4Ca2)Ti2(Si2O7)(PO4)3O2F2 | Tric. 1 : P1 |
9.BE.50 | Bornemanite | Na6BaTi2Nb(Si2O7)2(PO4)O2(OH)F | Tric. 1 : P1 |
9.BE.50 | Shkatulkalite | Na2Nb2Na3Ti(Si2O7)2O2(FO)(H2O)4(H2O)3 | Tric. 1 : P1 |
9.BE.55 | Bafertisite | Ba2Fe2+4Ti2(Si2O7)2O2(OH)2F2 | Tric. |
9.BE.55 | Hejtmanite | Ba2Mn2+4Ti2(Si2O7)2O2(OH)2F2 | Tric. 1 |
9.BE.55 | Bykovaite | (Ba,Na,K)2(Na,Ti,Mn)4(Ti,Nb)2(Si2O7)2O2(H2O,F,OH)2 · 3.5H2O | Mon. 2/m |
9.BE.55 | Nechelyustovite | (Ba,Sr,K)2(Na,Ti,Mn)4(Ti,Nb)2(Si2O7)2O2(O,H2O,F)2 · 4.5H2O | Mon. 2/m : B2/m |
9.BE.60 | Delindeite | (Na,K)2(Ba,Ca)2(Ti,Fe,Al)3(Si2O7)2O2(OH)2 · 2H2O | Mon. 2/m : B2/m |
9.BE.62 | Orthochevkinite | (Ce,La,Ca,Na,Th)4(Fe2+,Mg)2(Ti,Fe3+)3Si4O22 | Orth. |
9.BE.62 va | Strontium Perrierite | (Ce,Sr,La,Ca)4Fe2+(Ti,Zr,Fe)2Ti2(Si2O7)2O8 | |
9.BE.62 | Chevkinite-(Nd) | (Nd,REE)4(Fe2+,Mg)(Fe2+,Ti,Fe3+)2(Ti,Fe3+)2(Si2O7)2O8 ? | |
9.BE.62 | Perrierite-(Nd) | Nd4MgFe3+2Ti2(Si2O7)2O8 ? | |
9.BE.65 | Bussenite | Na2Ba2Fe2+Ti(Si2O7)(CO3)(OH)3F | Tric. 1 : P1 |
9.BE.67 | Jinshajiangite | BaNaFe2+4Ti2(Si2O7)2O2(OH)2F | Tric. 1 : P1 |
9.BE.67 | Perraultite | BaNaMn2+4Ti2(Si2O7)2O2(OH)2F | Tric. 1 |
9.BE.70 | Karnasurtite-(Ce) | (Ce,La,Th)(Ti,Nb)(Al,Fe)(Si2O7)(OH)4 · 3H2O | Amor. |
9.BE.70 | Perrierite-(Ce) | Ce4MgFe3+2Ti2(Si2O7)2O8 | Mon. 2/m : P21/b |
9.BE.70 | Strontiochevkinite | (Sr,La,Ce,Ca)4Fe2+(Ti,Zr)2Ti2(Si2O7)2O8 | Mon. 2/m : P21/b |
9.BE.70 | Chevkinite-(Ce) | Ce4(Ti,Fe2+,Fe3+)5O8(Si2O7)2 | Mon. 2/m : P21/b |
9.BE.70 | Polyakovite-(Ce) | (Ce,Ca)4(Mg,Fe2+)(Cr3+,Fe3+)2(Ti,Nb)2(Si2O7)2O8 | Mon. 2/m : B2/m |
9.BE.70 | Rengeite | Sr4ZrTi4(Si2O7)2O8 | Mon. 2/m : P21/b |
9.BE.70 | Matsubaraite | Sr4Ti5(Si2O7)2O8 | Mon. 2/m : P21/b |
9.BE.70 | Dingdaohengite-(Ce) | (Ce,La)4Fe2+(Ti,Fe2+,Mg,Fe2+)2Ti2(Si2O7)2O8 | Mon. 2/m : P21/b |
9.BE.70 | Maoniupingite-(Ce) | (Ce,Ca)4(Fe3+,Ti,Fe2+,◻)(Ti,Fe3+,Fe2+,Nb)4(Si2O7)2O8 | Mon. 2/m : B2/m |
9.BE.70 | Perrierite-(La) | (La,Ce,Ca)4(Fe2+,Mn)(Ti,Fe3+,Al)4[(Si2O7)O4]2 | Mon. 2/m : P21/b |
9.BE.70 | UM2008-53-SiO:SrTiZr | Sr4ZrTi4(Si2O7)2O8 | Orth. mmm (2/m 2/m 2/m) : Pbca |
9.BE.70 | Hezuolinite | (Sr,REE)4Zr(Ti,Fe3+)4(Si2O7)2O8 | Mon. 2/m : B2/m |
9.BE.72 | Fersmanite | Ca4(Na,Ca)4(Ti,Nb)4(Si2O7)2O8F3 | Tric. |
9.BE.75 | Belkovite | Ba3(Nb,Ti)6(Si2O7)2O12 | Hex. 6 m2 : P62m |
9.BE.77 | Nasonite | Pb6Ca4(Si2O7)3Cl2 | Hex. 6/m : P63/m |
9.BE.80 | Kentrolite | Pb2Mn3+2(Si2O7)O2 | Orth. mmm (2/m 2/m 2/m) : Pbcm |
9.BE.80 | Melanotekite | Pb2Fe3+2(Si2O7)O2 | Orth. 2 2 2 : C2 2 21 |
9.BE.82 | Tilleyite | Ca5(Si2O7)(CO3)2 | Mon. 2/m : P21/b |
9.BE.82 | Alexkuznetsovite-(La) | La2Mn(CO3)(Si2O7) | Mon. 2/m : P21/b |
9.BE.85 | Killalaite | Ca6.4(H0.6Si2O7)2(OH)2 | Mon. 2/m : P21/m |
9.BE.87 | Stavelotite-(La) | (La,Nd,Ca)3Mn2+3Cu(Mn3+,Fe3+,Mn4+)26(Si2O7)6O30 | Trig. 3 : P31 |
9.BE.90 | Biraite-(Ce) | Ce2Fe2+(Si2O7)(CO3) | Mon. 2/m : P21/b |
9.BE.90 | Magnesiorowlandite-(Y) | Y4(Mg,Fe)(Si2O7)2F2 | Tric. 1 : P1 |
9.BE.92 | Cervandonite-(Ce) | (Ce,Nd,La)(Fe3+,Fe2+,Ti,Al)3O2(Si2O7)(As3+O3)(OH) | Trig. 3m : R3m |
9.BE.92 | Chirvinskyite | (Na,Ca)13(Fe,Mn,◻)2(Ti,Zr)5(Si2O7)4(OH,O)12 · 2H2O | Tric. 1 : P1 |
9.BE.95 | Batisivite | BaV3+8Ti6(Si2O7)O22 | Tric. 1 : P1 |
9.BE.95 | Rusinovite | Ca10(Si2O7)3Cl2 | Orth. mmm (2/m 2/m 2/m) : Cmcm |
9.BE.97 | Schlüterite-(Y) | (Y,REE)2AlSi2O7(OH)2F | Mon. 2/m : P21/b |
Fluorescence of Quadruphite
Not fluorescent
Other Information
Notes:
Dissolves easily in HCl.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
References for Quadruphite
Reference List:
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Sokolova, E.V., Egorov-Tismenko, Y.K., Khomyakov, A.P. (1987) Special features of the crystal structure of Na14CaMgTi4[Si2O7]2[PO4]O4F2 homologue of sulphohalite and lomonosovite structure types. Mineralogiceskij Zhurnal: 9: 28-35.
Khomyakov, A.P., Nechelyustov, G.N., Sokolova, EV., 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).
Jambor, J.L., Vanko, D.A. (1993) New mineral names. American Mineralogist: 78: 1314-1319.
Mandarino, J.A. (1997) New Minerals 1990-1994.
Sokolova, E., Hawthorne, F.C. (2001) The crystal chemistry of the [M3ϕ11–14] trimeric structures: from hyperagpaitic complexes to saline lakes. The Canadian Mineralogist, 39, 1275-1294.
Sokolova, E., Hawthorne, F.C., Khomyakov, A.P. (2005): Polyphite and sobolevite: revision of their crystal structures. The Canadian Mineralogist: 43: 1527-1544.
Sokolova, E. (2006) From structure topology to chemical composition. I. Structural hierarchy and stereochemistry in titanium disilicate minerals. The Canadian Mineralogist: 44: 1273-1330.
Sokolova, E., Camara, F. (2017): The seidozerite supergroup of TS-block minerals: nomenclature and classification, with change of the following names: rinkite to rinkite-(Ce), mosandrite to mosandrite-(Ce), hainite to hainite-(Y) and innelite-1T to innelite-1A. Mineralogical Magazine: 81: 1457–1484.
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Localities for Quadruphite
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
Struck out - Mineral was erroneously reported from this locality.
Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
Russia (TL) | |
| Khomyakov, A.P., Nechelyustov, G.N., Sokolova, E.A., Dorokhova, G.I. (1992) Quadruphite Na14CaMgTi4-[Si207]2[P04]404F2 and polyphite Na17Ca3Mg(Ti,Mn)4-[Si207]2[P04]602F6: New minerals of the lomonosovite group. Zapiski Vserossiskogo Mineralogicheskogo Obshchetstva, 121(1), 105-112.; Jambor, J.L., Vanko, D.A. (1993) New mineral names. American Mineralogist, 78, 1314-1319.; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow. |
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