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Grigorievite

A valid IMA mineral species
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02340760017489332473707.jpg
Grigorievite

Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
02340760017489332473707.jpg
Grigorievite

Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
02340760017489332473707.jpg
Grigorievite

Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
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About GrigorieviteHide

08287200017272472211655.jpg
Dmitry P. Grigoriev
Formula:
Cu3Fe3+2Al2(VO4)6
Colour:
Black
Lustre:
Sub-Metallic
Hardness:
5
Specific Gravity:
3.67 (Calculated)
Crystal System:
Triclinic
Name:
Named in honor of Dmitry Pavlovich Grigoriev (Дмитрий Павлович Григорьев) (29 October 1909, Perm, Russian Empire – 2003, Russia), Professor at the Saint Petersburg Mining Institute. He was a founder of the ontogenesis of minerals as a specific branch of mineralogy, a specialist in general and theoretical aspects of mineralogy, in the synthesis of analogues of minerals, in extraterrestrial mineralogy and in the teaching of mineralogy.
Structurally related to howardevansite and koksharovite.


Unique IdentifiersHide

Mindat ID:
43572
Long-form identifier:
mindat:1:1:43572:5

IMA Classification of GrigorieviteHide

Classification of GrigorieviteHide

Strunz-mindat (2026):
8.AC.02

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

Pronunciation of GrigorieviteHide

Pronunciation:
PlayRecorded byCountry
Jolyon RalphUnited Kingdom

Physical Properties of GrigorieviteHide

Lustre:
Sub-Metallic
Transparency:
Opaque
Colour:
Black
Streak:
Reddish-brown
Hardness:
5 on Mohs scale
Hardness:
VHN20=368 kg/mm2 - Vickers
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
3.67 g/cm3 (Calculated)

Optical Data of GrigorieviteHide

Anisotropism:
Weak
Bireflectance:
Weak
Reflectivity:
WavelengthR1 (%)R2 (%)
400nm17.3%17.7%
420nm17.0%17.4%
440nm16.8%17.1%
460nm16.5%16.9%
470nm16.4%16.8%
480nm16.3%16.7%
500nm16.1%16.5%
520nm15.9%16.2%
540nm15.6%16.0%
546nm15.5%15.9%
560nm15.4%15.7%
580nm15.0%15.4%
589nm14.9%15.3%
600nm14.8%15.2%
620nm14.5%15.0%
640nm14.2%14.7%
650nm14.1%14.8%
660nm13.9%14.4%
680nm13.7%14.1%
700nm13.5%13.9%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 17.7%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Grey
Internal Reflections:
Weak, deep red
Pleochroism:
Non-pleochroic

Chemistry of GrigorieviteHide

Mindat Formula:
Cu3Fe3+2Al2(VO4)6
Element Weights:
Element% weight
O36.713 %
V29.223 %
Cu18.227 %
Fe10.679 %
Al5.159 %

Calculated from ideal end-member formula.
O
V
Cu
Fe
Al
Elements listed:
Al, Cu, Fe, O, V - search for minerals with similar chemistry

Crystallography of GrigorieviteHide

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 8.0217 Å, b = 9.6858 Å, c = 6.5475 Å
α = 103.645°, β = 102.369°, γ = 106.281°
Ratio:
a:b:c = 0.828 : 1 : 0.676
Unit Cell V:
452.60 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 7: Great Oxidation Event<2.4
45b : [Other oxidized fumarolic minerals]

Type Occurrence of GrigorieviteHide

Type Locality:
ⓘ Second scoria cone, Northern Breakthrough (North Breach), Great Fissure eruption (Main Fracture), Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
General Appearance of Type Material:
Prismatic to thick tabular crystals up to 40 x 100 μm (typically less than 50 μm) in size.
Place of Conservation of Type Material:
Fersman Mineralogical Museum of the Russian Academy of Sciences, Moscow, Russia, registration number 4278/1.
Geological Setting of Type Material:
Second scoria cone, Tolbachik volcano, Kamchatka Peninsula, Kamchatka Oblast’, Far- Eastern Region, Russia (55º41’N 160º14’E).
Associated Minerals at Type Locality:
BannermaniteChalcocyaniteEuchlorineHematiteZiesite
Reference:
Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Kartashov, Pavel M., Polekhovsky, Yury S., Murashko, Mikhail N., Pushcharovsky, Dmitry Y. (2014) Koksharovite, CaMg2Fe3+4(VO4)6, and grigorievite, Cu3Fe3+2Al2(VO4)6, two new howardevansite-group minerals from volcanic exhalations. European Journal of Mineralogy, 26 (5) 667-677 doi:10.1127/0935-1221/2014/0026-2400

Synonyms of GrigorieviteHide

Other Language Names for GrigorieviteHide

Relationship of Grigorievite to other SpeciesHide

Member of:
Howardevansite Group
Other Members of Howardevansite Group:
HowardevansiteNaCuFe2(VO4)3Tric. 1 : P1
KabaloviteFe2+3Fe3+4(PO4)6Tric. 1 : P1
KoksharoviteCaMg2Fe3+4(VO4)6Tric. 1 : P1
ZiminaiteFe3+ 6 (VO4)6Tric. 1 : P1

Related Minerals - Strunz-mindat GroupingHide

8.AC.'Crocobelonite-1M'CaFe3+2O(PO4)2Mon. 2/m : P21/m
8.AC.MagnesioqingheiiteNa2Mg(MgAl)(PO4)3Mon. 2/m
8.AC.ManganobadaloviteNaNaMn(MgFe3+)(AsO4)3Mon. 2/m : B2/b
8.AC.Changesite-(Y)(Ca8Y)◻Fe2+(PO4)7Trig. 3m : R3c
8.AC.Babunaite-(Nd)NdAsO4Tet. 4/m : I41/a
8.AC.CrocobeloniteCaFe3+2O(PO4)2Orth. mmm(2/m2/m2/m) : Pnma
8.AC.WopmayiteCa6Na3◻Mn(PO4)3(PO3OH)4 Trig. 3m : R3c
8.AC.BeershevaiteCaFe3+3(PO4)3OMon. 2/m : P21/m
8.AC.Epiebnerite(NH4)Zn(PO4)Mon. 2 : P21
8.AC.Ebnerite(NH4)Zn(PO4)Hex. 6 : P63
8.AC.XDyrnaesite-(La)Na8Ce4+(La,REE)2(PO4)6Orth. mmm(2/m2/m2/m) : Pnma
8.AC.EdtolliteK2NaCu5Fe3+O2(AsO4)4Tric. 1 : P1
8.AC.AngarfiteNaFe3+5(PO4)4(OH)4 · 4H2O Orth. 222 : C2221
8.AC.KabaloviteFe2+3Fe3+4(PO4)6Tric. 1 : P1
8.AC.Nazarchukite Ca2NiFe3+2(PO4)4Orth. mmm(2/m2/m2/m) : Pbca
8.AC.CalciohatertiteNaNaCa(CaFe3+)(AsO4)3Mon. 2/m : B2/b
8.AC.AlumoedtolliteK2NaCu5AlO2(AsO4)4Tric. 1 : P1
8.AC.02KoksharoviteCaMg2Fe3+4(VO4)6Tric. 1 : P1
8.AC.02ZiminaiteFe3+ 6 (VO4)6Tric. 1 : P1
8.AC.05HatertiteNa2(Ca,Na)(Fe3+,Cu)2(AsO4)3Mon. 2/m : B2/b
8.AC.05ErikapohliteCu3(Zn,Cu,Mg)4Ca2(AsO4)6 · 2H2OMon. 2/m : B2/m
8.AC.05'Unnamed (Na-Mg Arsenate Hydroxyarsenate)'NaMg3(AsO4)(AsO3OH)2Mon. 2/m : B2/b
8.AC.05'Unnamed (Na-Zn-H Arsenate Hydroxyarsenate)'Na(Na0.6Zn0.4)Zn2(H0.6AsO4)(AsO3OH)2Mon. 2/m : B2/b
8.AC.05CalciojohilleriteNaCaMg3(AsO4)3Mon. 2/m : B2/b
8.AC.05Magnesiohatertite(Na,Ca)2Ca(Mg,Fe3+)2(AsO4)3Mon. 2/m : B2/b
8.AC.05 va'Alluaudite-Na[]'◻4Na4Mn2+4Fe3+8(PO4)12Mon. 2/m : B2/b
8.AC.05 va'Alluaudite-Ca[]'◻4Ca4Mn2+4Fe3+8(PO4)12Mon. 2/m : B2/b
8.AC.05 va'Ferroalluaudite-NaNa'Na4Na4Fe2+4Fe3+8(PO4)12Mon. 2/m : B2/m
8.AC.05'Hagendorfite-NaNa'NaNaFe2+(Mn2+,Mn3+)(PO4)3 (?)Mon. 2/m : B2/b
8.AC.05O'DanieliteNa(Zn,Mg)3(AsO4)(AsO3OH)2Mon. 2/m : B2/b
8.AC.05HowardevansiteNaCuFe2(VO4)3Tric. 1 : P1
8.AC.05KhrenoviteNa3Fe3+2(AsO4)3Mon. 2/m : B2/b
8.AC.05ZincobradaczekiteNaZn2Cu2(AsO4)3Mon. 2/m : B2/b
8.AC.05ParaberzeliiteNaCa2Mg2(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.05ManganohatertiteNaNaCa(MnFe3+)(AsO4)3Mon. 2/m : B2/b
8.AC.05CamanchacaiteNaCaMg2[AsO4][AsO3(OH)]2Mon. 2/m : B2/b
8.AC.07ZhanghuifeniteNa3Mn4Mg2Al(PO4)6Mon. 2/m
8.AC.07FerrobobfergusoniteNa2Fe2+5Fe3+Al(PO4)6Mon.
8.AC.10HagendorfiteNaCaMn2+Fe2+2(PO4)3Mon. 2/m : B2/b
8.AC.10'Ferrohagendorfite'NaCaFe2+Fe2+2(PO4)3Mon.
8.AC.10JohilleriteNa(Mg,Zn)3Cu(AsO4)3Mon. 2/m : B2/b
8.AC.10VaruliteNaCaMn2+Mn2+2(PO4)3Mon. 2/m : B2/b
8.AC.10NickenichiteNa0.8Ca0.4Cu0.4(Mg,Fe)3(AsO4)3Mon. 2/m : B2/b
8.AC.10ArseniopleiteNaCaMnMn2(AsO4)3Mon. 2/m
8.AC.10GroatiteNaCaMn2(PO4)[PO3(OH)]2Mon. 2/m : B2/b
8.AC.10Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3Mon. 2/m : B2/b
8.AC.10BradaczekiteNaCu4(AsO4)3Mon. 2/m : B2/b
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.10Maghagendorfite(Na,◻)MgMn2+(Fe2+,Fe3+)2(PO4)3Mon. 2/m
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.15FerroqingheiiteNaNaFe2+(MgAl)(PO4)3Mon. 2/m : P21/m
8.AC.15Ferrorosemaryite◻NaFe2+Fe3+Al(PO4)3Mon. 2/m
8.AC.15BobfergusoniteNa2Mn5FeAl(PO4)6Mon. 2/m : P2/b
8.AC.15Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3Mon. 2/m
8.AC.17CzochralskiiteNa4Ca3Mg(PO4)4Orth. mmm(2/m2/m2/m) : Pnma
8.AC.18ManitobaiteNa16Mn2+ 25Al8(PO4)30Mon. m : Pb
8.AC.20MarićiteNaFe2+(PO4)Orth. mmm(2/m2/m2/m) : Pmna
8.AC.25Schäferite(NaCa2)Mg2(VO4)3Iso. m3m(4/m32/m) : Ia3d
8.AC.25Berzeliite(NaCa2)Mg2(AsO4)3Iso. m3m(4/m32/m) : Ia3d
8.AC.25MatyhiteCa18(Ca,◻)2Fe2+2(PO4)14Trig. 3m : R3c
8.AC.25Hedegaardite(Ca,Na)9(Ca,Na)Mg(PO4)6(PO3OH)Trig. 3m : R3c
8.AC.25Manganberzeliite(NaCa2)Mn2+2(AsO4)3Iso. m3m(4/m32/m) : Ia3d
8.AC.25Palenzonaite(NaCa2)Mn2+2(VO4)3Iso. m3m(4/m32/m) : Ia3d
8.AC.30BrianiteNa2CaMg(PO4)2Mon. 2/m : P21/b
8.AC.35Vitusite-(Ce)Na3(Ce,La,Nd)(PO4)2Orth. mm2 : Pca21
8.AC.40Bario-olgite(Ba,Sr)(Na,Sr,REE)2Na(PO4)2 · Trig. 3 : P3
8.AC.40Olgite(Sr,Ba)(Na,Sr,REE)2Na(PO4)2Trig. 3m(32/m) : P3m1
8.AC.45Magnesiochangesite-(Ce)(Ca8Ce)◻Mg(PO4)7Trig. 3m : R3c
8.AC.45TuiteCa3(PO4)2Trig. 3m(32/m) : R3m
8.AC.45FerromerrilliteCa9NaFe2+(PO4)7Trig. 3m : R3c
8.AC.45StrontiowhitlockiteSr9Mg(PO4)6(PO3OH)Trig. 3m : R3c
8.AC.45Magnesiochangesite-(Y)(Ca8Y)◻ Mg(PO4)7Trig. 3m : R3m
8.AC.45Changesite-(Ce)(Ca8Ce)◻Fe2+(PO4)7Trig. 3m : R3c
8.AC.45MerrilliteCa9NaMg(PO4)7Trig. 3m : R3m
8.AC.45WhitlockiteCa9Mg(PO4)6(PO3OH)Trig. 3m : R3c
8.AC.47IwateiteNa2BaMn(PO4)2Trig. 3 : P3
8.AC.47OzerovaiteNa2KAl3(AsO4)4Orth. mmm(2/m2/m2/m) : Cmca
8.AC.47YurmariniteNa7(Fe3+,Mg,Cu)4(AsO4)6Trig. 3m(32/m) : R3c
8.AC.47PansneriteK3Na3(Fe3+,Al)6(AsO4)8Orth. mmm(2/m2/m2/m)
8.AC.47AnatolyiteNa6(Ca,Na)(Mg,Fe3+)3Al(AsO4)6Trig. 3m(32/m) : R3c
8.AC.50FillowiteNa3CaMn2+11(PO4)9Trig. 3 : R3
8.AC.50GalileiiteNa3Fe2+Fe2+11(PO4)9Trig. 3 : R3
8.AC.50JohnsomervilleiteNa3CaFe11(PO4)9Trig. 3 : R3
8.AC.50XenophylliteNa4Fe2+7(PO4)6Tric. 1 : P1
8.AC.50UdinaiteNaMg4(VO4)3Tet. 42m : I42d
8.AC.50ArsenudinaiteNaMg4(AsO4)3Tet. 42m : I42d
8.AC.50ChladniiteNa3CaMg11(PO4)9Trig. 3 : R3
8.AC.52Lasnierite(Ca,Sr)(Mg,Fe2+)2Al(P[O,F]4)3Orth. mmm(2/m2/m2/m) : Pbcn
8.AC.55PharmazinciteKZnAsO4Hex. 6 : P63
8.AC.57ZubkovaiteCa3Cu3(AsO4)4Mon. 2 : B2
8.AC.60KosnariteKZr2(PO4)3Trig. 3m(32/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 GrigorieviteHide

References for GrigorieviteHide

Localities for GrigorieviteHide

Showing 1 localities.

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.
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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)
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