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Zubkovaite

A valid IMA mineral species
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About ZubkovaiteHide

00233710015541261198108.jpg
Dr. Natalia V. Zubkova
Formula:
Ca3Cu3(AsO4)4
Colour:
Bright sky-blue, turquoise or light bluish-green
Lustre:
Vitreous
Hardness:
3
Specific Gravity:
4.161 (Calculated)
Crystal System:
Monoclinic
Name:
Named in honour of Dr. Natalia V. Zubkova (born in 1976), crystallographer at the Faculty of Geology, M.V. Lomonosov Moscow State University, for her many diverse contributions to the crystal chemistry of oxysalt minerals.
New structure type. The only currently (status: 2024) known anhydrous Ca-Cu arsenate mineral.


Unique IdentifiersHide

Mindat ID:
52917
Long-form identifier:
mindat:1:1:52917:6
GUID
(UUID V4):
1a9497c1-3eca-4b88-bdb5-53dcf139f050

IMA Classification of ZubkovaiteHide

Classification of ZubkovaiteHide

8.AC.57

8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
C : With medium-sized and large cations

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
ZubIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of ZubkovaiteHide

Vitreous
Transparency:
Transparent
Colour:
Bright sky-blue, turquoise or light bluish-green
Hardness:
Comment:
ca.
Tenacity:
Brittle
Cleavage:
Imperfect/Fair
Density:
4.161 g/cm3 (Calculated)

Optical Data of ZubkovaiteHide

Type:
Biaxial (-)
RI values:
nα = 1.747(5) nβ = 1.774(5) nγ = 1.792(5)
2V:
Measured: 75° (10)
Max Birefringence:
δ = 0.045
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High

Chemistry of ZubkovaiteHide

Mindat Formula:
Ca3Cu3(AsO4)4

Crystallography of ZubkovaiteHide

Crystal System:
Monoclinic
Class (H-M):
2 - Sphenoidal
Space Group:
B2
Setting:
C2
Cell Parameters:
a = 16.836(3) Å, b = 5.0405(8) Å, c = 9.117(2) Å
β = 117.39(1)°
Ratio:
a:b:c = 3.34 : 1 : 1.809
Unit Cell V:
686.95 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
7.44 Å(100)
3.727 Å(79)
3.334 Å(92)
2.914 Å(73)
2.789 Å(48)
2.765 Å(50)
2.591 Å(96)
2.521 Å(53)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 7: Great Oxidation Event<2.4
45a : [Sulfates, arsenates, selenates, antimonates]

Type Occurrence of ZubkovaiteHide

General Appearance of Type Material:
coarse, prismatic crystals, up to 0.01 x 0.01 x 0.2 mm, comprising radiating aggregates or crusts
Place of Conservation of Type Material:
Collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia, registration number 5185/1
Geological Setting of Type Material:
a fumarole
Associated Minerals at Type Locality:
Reference:
Pekov, I.V., Lykova, I.S., Agakhanov, A.A., Belakovskiy, D.I., Vigasina, M.F., Britvin, S.N., Turchkova, A.G., Sidorov, E.G., Scheidl, K.S. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XII. Zubkovaite, Ca3Cu3(AsO4)4. Mineralogical Magazine: 83(6): 879-886.

Synonyms of ZubkovaiteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
1 photo of Zubkovaite associated with JohilleriteNa(Mg,Zn)3Cu(AsO4)3

Related Minerals - Strunz-mindat GroupingHide

8.AC.AngarfiteNaFe3+5(PO4)4(OH)4 · 4H2O Orth. 2 2 2 : C2 2 21
8.AC.WopmayiteCa6Na3◻Mn(PO4)3(PO3OH)4 Trig. 3m : R3c
8.AC.XDyrnaesite-(La)Na8Ce4+(La,REE)2(PO4)6Orth. mmm (2/m 2/m 2/m) : Pnma
8.AC.EdtolliteK2NaCu5Fe3+O2(AsO4)4Tric. 1 : P1
8.AC.AlumoedtolliteK2NaCu5AlO2(AsO4)4Tric. 1 : P1
8.AC.CrocobeloniteCaFe3+2O(PO4)2Orth. mmm (2/m 2/m 2/m) : Pnma
8.AC.ManganobadaloviteNaNaMn(MgFe3+)(AsO4)3Mon. 2/m : B2/b
8.AC.BeershevaiteCaFe3+3(PO4)3OMon. 2/m : P21/m
8.AC.CalciohatertiteNaNaCa(CaFe3+)(AsO4)3Mon. 2/m : B2/b
8.AC.KabaloviteFe2+3Fe3+4(PO4)6Tric. 1 : P1
8.AC.Nazarchukite Ca2NiFe3+2(PO4)4Orth. mmm (2/m 2/m 2/m) : Pbca
8.AC.Changesite–(Y)(Ca8Y)◻Fe2+(PO4)7Trig. 3m : R3c
8.AC.Crocobelonite-1MCaFe3+2O(PO4)2Mon. 2/m : P21/m
8.AC.Ebnerite(NH4)Zn(PO4)Hex. 6 : P63
8.AC.MagnesioqingheiiteNa2Mg(MgAl)(PO4)3Mon. 2/m
8.AC.Epiebnerite(NH4)Zn(PO4)Mon. 2 : P21
8.AC.02GrigorieviteCu3Fe3+2Al2(VO4)6Tric. 1 : P1
8.AC.02KoksharoviteCaMg2Fe3+4(VO4)6Tric. 1 : P1
8.AC.02ZiminaiteFe3+ 6 (VO4)6Tric. 1 : P1
8.AC.05CalciojohilleriteNaCaMg3(AsO4)3Mon. 2/m : B2/b
8.AC.05HowardevansiteNaCuFe2(VO4)3Tric. 1 : P1
8.AC.05O'DanieliteNa(Zn,Mg)3(AsO4)(AsO3OH)2Mon. 2/m : B2/b
8.AC.05 vaAlluaudite-Na□4Na4Mn2+4Fe3+8(PO4)12Mon. 2/m : B2/b
8.AC.05 vaAlluaudite-Ca□4Ca4Mn2+4Fe3+8(PO4)12Mon. 2/m : B2/b
8.AC.05 vaFerroalluaudite-NaNaNa4Na4Fe2+4Fe3+8(PO4)12Mon. 2/m : B2/m
8.AC.05Hagendorfite-NaNaNaNaFe2+(Mn2+,Mn3+)(PO4)3 (?)Mon. 2/m : B2/b
8.AC.05ErikapohliteCu3(Zn,Cu,Mg)4Ca2(AsO4)6 · 2H2O Mon. 2/m : B2/m
8.AC.05HatertiteNa2(Ca,Na)(Fe3+,Cu)2(AsO4)3Mon. 2/m : B2/b
8.AC.05Unnamed (Na-Mg Arsenate Hydroxyarsenate)NaMg3(AsO4)(AsO3OH)2Mon. 2/m : B2/b
8.AC.05Unnamed (Na-Zn-H Arsenate Hydrxyarsenate)Na(Na0.6Zn0.4)Zn2(H0.6AsO4)(AsO3OH)2Mon. 2/m : B2/b
8.AC.05ZincobradaczekiteNaZn2Cu2(AsO4)3Mon. 2/m : B2/b
8.AC.05BadaloviteNa2Mg2Fe(AsO4)3Mon. 2/m : B2/b
8.AC.05MagnesiocanutiteNaMnMg2[AsO4]2[AsO2(OH)2]Mon. 2/m : B2/b
8.AC.05Magnesiohatertite(Na,Ca)2Ca(Mg,Fe3+)2(AsO4)3Mon. 2/m : B2/b
8.AC.05KhrenoviteNa3Fe3+2(AsO4)3Mon. 2/m : B2/b
8.AC.05ParaberzeliiteNaCa2Mg2(AsO4)3Mon. 2/m : B2/b
8.AC.05CamanchacaiteNaCaMg2[AsO4][AsO3(OH)]2Mon. 2/m : B2/b
8.AC.05ManganohatertiteNaNaCa(MnFe3+)(AsO4)3Mon. 2/m : B2/b
8.AC.07ZhanghuifeniteNa3Mn4Mg2Al(PO4)6Mon. 2/m
8.AC.07FerrobobfergusoniteNa2Fe2+5Fe3+Al(PO4)6Mon.
8.AC.10Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3Mon. 2/m : B2/b
8.AC.10ArseniopleiteNaCaMnMn2(AsO4)3Mon. 2/m
8.AC.10Caryinite(Na,Pb)(Ca,Na)CaMn2+2(AsO4)3Mon. 2/m
8.AC.10Ferroalluaudite(Na,Ca)Fe2+(Fe3+,Mn2+,Fe2+)2(PO4)3Mon. 2/m : B2/b
8.AC.10HagendorfiteNaCaMn2+Fe2+2(PO4)3Mon. 2/m : B2/b
8.AC.10JohilleriteNa(Mg,Zn)3Cu(AsO4)3Mon. 2/m : B2/b
8.AC.10Maghagendorfite(Na,◻)MgMn2+(Fe2+,Fe3+)2(PO4)3Mon. 2/m
8.AC.10NickenichiteNa0.8Ca0.4Cu0.4(Mg,Fe)3(AsO4)3Mon. 2/m : B2/b
8.AC.10VaruliteNaCaMn2+Mn2+2(PO4)3Mon. 2/m : B2/b
8.AC.10FerrohagendorfiteNaCaFe2+Fe2+2(PO4)3Mon.
8.AC.10BradaczekiteNaCu4(AsO4)3Mon. 2/m : B2/b
8.AC.10GroatiteNaCaMn2(PO4)[PO3(OH)]2Mon. 2/m : B2/b
8.AC.15BobfergusoniteNa2Mn5FeAl(PO4)6Mon. 2/m : P2/b
8.AC.15Ferrowyllieite(Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO4)3Mon. 2/m : P21/b
8.AC.15QingheiiteNaNaMn2+(MgAl)(PO4)3Mon. 2/m : P21/b
8.AC.15Rosemaryite(Na,Ca,Mn)(Mn,Fe2+)(Fe3+,Mg)Al(PO4)3Mon. 2/m : P21/b
8.AC.15Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3Mon. 2/m
8.AC.15Ferrorosemaryite◻NaFe2+Fe3+Al(PO4)3Mon. 2/m
8.AC.15FerroqingheiiteNaNaFe2+(MgAl)(PO4)3Mon. 2/m : P21/m
8.AC.17CzochralskiiteNa4Ca3Mg(PO4)4Orth. mmm (2/m 2/m 2/m) : Pnma
8.AC.18ManitobaiteNa16Mn2+ 25Al8(PO4)30Mon. m : Pb
8.AC.20MarićiteNaFe2+(PO4)Orth. mmm (2/m 2/m 2/m) : Pmna
8.AC.25Berzeliite(NaCa2)Mg2(AsO4)3Iso. m3m (4/m 3 2/m) : Ia3d
8.AC.25Manganberzeliite(NaCa2)Mn2+2(AsO4)3Iso. m3m (4/m 3 2/m) : Ia3d
8.AC.25Palenzonaite(NaCa2)Mn2+2(VO4)3Iso. m3m (4/m 3 2/m) : Ia3d
8.AC.25Schäferite(NaCa2)Mg2(VO4)3Iso. m3m (4/m 3 2/m) : Ia3d
8.AC.25Hedegaardite(Ca,Na)9(Ca,Na)Mg(PO4)6(PO3OH)Trig. 3m : R3c
8.AC.25MatyhiteCa18(Ca,◻)2Fe2+2(PO4)14Trig. 3m : R3c
8.AC.30BrianiteNa2CaMg(PO4)2Mon. 2/m : P21/b
8.AC.35Vitusite-(Ce)Na3(Ce,La,Nd)(PO4)2Orth. mm2 : Pca21
8.AC.40Olgite(Sr,Ba)(Na,Sr,REE)2Na(PO4)2Trig. 3m (3 2/m) : P3m1
8.AC.40Bario-olgite(Ba,Sr)(Na,Sr,REE)2Na(PO4)2 · Trig. 3 : P3
8.AC.45StrontiowhitlockiteSr9Mg(PO4)6(PO3OH)Trig. 3m : R3c
8.AC.45WhitlockiteCa9Mg(PO4)6(PO3OH)Trig. 3m : R3c
8.AC.45MerrilliteCa9NaMg(PO4)7Trig. 3m : R3m
8.AC.45TuiteCa3(PO4)2Trig. 3m (3 2/m) : R3m
8.AC.45FerromerrilliteCa9NaFe2+(PO4)7Trig. 3m : R3c
8.AC.47IwateiteNa2BaMn(PO4)2Trig. 3 : P3
8.AC.47YurmariniteNa7(Fe3+,Mg,Cu)4(AsO4)6Trig. 3m (3 2/m) : R3c
8.AC.47OzerovaiteNa2KAl3(AsO4)4Orth. mmm (2/m 2/m 2/m) : Cmca
8.AC.47AnatolyiteNa6(Ca,Na)(Mg,Fe3+)3Al(AsO4)6Trig. 3m (3 2/m) : R3c
8.AC.47PansneriteK3Na3(Fe3+,Al)6(AsO4)8Orth. mmm (2/m 2/m 2/m)
8.AC.50ChladniiteNa3CaMg11(PO4)9Trig. 3 : R3
8.AC.50FillowiteNa3CaMn2+11(PO4)9Trig. 3 : R3
8.AC.50JohnsomervilleiteNa3CaFe11(PO4)9Trig. 3 : R3
8.AC.50GalileiiteNa3Fe2+Fe2+11(PO4)9Trig. 3 : R3
8.AC.50XenophylliteNa4Fe2+7(PO4)6Tric. 1 : P1
8.AC.50UdinaiteNaMg4(VO4)3Tet. 4 2m : I4 2d
8.AC.50ArsenudinaiteNaMg4(AsO4)3Tet. 4 2m : I4 2d
8.AC.52Lasnierite(Ca,Sr)(Mg,Fe2+)2Al(P[O,F]4)3Orth. mmm (2/m 2/m 2/m) : Pbcn
8.AC.55PharmazinciteKZnAsO4Hex. 6 : P63
8.AC.60KosnariteKZr2(PO4)3Trig. 3m (3 2/m) : R3c
8.AC.65Panethite(Na,Ca)2(Mg,Fe2+)2(PO4)2Mon. 2/m : P21/b
8.AC.70StanfielditeCa4Mg5(PO4)6Mon.
8.AC.75RonneburgiteK2MnV4O12Mon. 2/m
8.AC.80TillmannsiteAg3Hg[(V,As)O4]Tet. 4 : I4
8.AC.85FilatoviteK(Al,Zn)2(As,Si)2O8Mon. 2/m

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for ZubkovaiteHide

References for ZubkovaiteHide

Localities for ZubkovaiteHide

This 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.

Locality ListHide

- 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.
Russia (TL)
 
  • Kamchatka Krai
    • Milkovsky District
      • Tolbachik Volcanic field
        • Great Fissure eruption (Main Fracture)
          • Northern Breakthrough (North Breach)
            • Second scoria cone
Hålenius et al. (2018) +1 other reference
 
and/or  
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