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Novgorodovaite

A valid IMA mineral species
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About NovgorodovaiteHide

02278010015611944597720.jpg
Margarita I. Novgorodova
Formula:
Ca2(C2O4)Cl2 · 2H2O
Colour:
colourless
Lustre:
Vitreous
Hardness:
Specific Gravity:
2.38
Crystal System:
Monoclinic
Name:
Named in honor of Margarita Ivanovna Novgorodova (Новгородова Маргарита Ивановна) (b. 15 March 1938), Russian mineralogist and specialist in gold mineralogy. She was director of the A. E. Fersman Mineralogical Museum from 1996 to 2010.
This page provides mineralogical data about Novgorodovaite.


Unique IdentifiersHide

Mindat ID:
11432
Long-form identifier:
mindat:1:1:11432:7
GUID
(UUID V4):
02612abf-790f-42f2-a522-42cbee6c5579

IMA Classification of NovgorodovaiteHide

Classification of NovgorodovaiteHide

10.AB.80

10 : ORGANIC COMPOUNDS
A : Salts of organic acids
B : Oxalates

Mineral SymbolsHide

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

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

Physical Properties of NovgorodovaiteHide

Vitreous
Transparency:
Transparent
Colour:
colourless
Streak:
white
Hardness:
2½ on Mohs scale
Hardness Data:
Measured
Tenacity:
Brittle
Cleavage:
Distinct/Good
Good on {100} and {010}
Fracture:
Irregular/Uneven, Conchoidal
Density:
2.38(1) g/cm3 (Measured)    2.40 g/cm3 (Calculated)

Optical Data of NovgorodovaiteHide

Type:
Biaxial (-)
RI values:
nα = 1.565(2) nβ = 1.645(2) nγ = 1.725(4)
2V:
Measured: 88° (10), Calculated: 87°
Max Birefringence:
δ = 0.160
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Pleochroism:
Non-pleochroic

Chemistry of NovgorodovaiteHide

Mindat Formula:
Ca2(C2O4)Cl2 · 2H2O

Crystallography of NovgorodovaiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 6.936(3) Å, b = 7.382(3) Å, c = 7.443(3) Å
β = 94.3°, γ = 1°
Ratio:
a:b:c = 0.94 : 1 : 1.008
Unit Cell V:
380.02 ų
Z:
2
Morphology:
aggregates to 3 cm of grains to 7 mm
Comment:
Space Group: I2/m

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0012496NovgorodovaiteRastsvetaeva R K, Chukanov N V, Nekrasov Y V (2001) Crystal structure of novgorodovaite, Ca2(C2O4)Cl2*2H2O Doklady Akademii Nauk SSSR 381 353-35520010293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
2.917 Å(100)
2.956 Å(80)
5.062 Å(70)
4.323 Å(70b)
4.063 Å(70b)
4.812 Å(50)
3.644 Å(50)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Near-surface Processes
25 : Evaporites (prebiotic)

Type Occurrence of NovgorodovaiteHide

General Appearance of Type Material:
grains up to 7 mm in size
Place of Conservation of Type Material:
Fersman Mineralogical Museum of Russian Academy of Sciences, Moscow.
Geological Setting of Type Material:
in a salt dome, observed in a drill core sample from 850 – 900 m depth
Reference:
Chukanov, N.V., D.I. Belakovskii, R.K. Rastsvetaeva, O.V. Karimova & A.E. Zadov (2001) Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 130(4): 32-35.

Synonyms of NovgorodovaiteHide

Other Language Names for NovgorodovaiteHide

Related Minerals - Strunz-mindat GroupingHide

10.AB.Deveroite-(Ce)Ce2(C2O4)3 · 10H2OMon. 2/m : P21/b
10.AB.XFalottaiteMnC2O4 · 3H2OOrth. mmm (2/m 2/m 2/m)
10.AB.Uroxite [(UO2)2(C2O4)(OH)2(H2O)2] · H2OMon. 2/m : P21/b
10.AB.AndreybulakhiteNi(C2O4) · 2H2OMon. 2/m : B2/b
10.AB.EdwindavisiteCu(C2O4)(NH3)Orth. mmm (2/m 2/m 2/m) : Pbca
10.AB.05HumboldtineFe2+(C2O4) · 2H2OMon. 2/m
10.AB.05LindbergiteMn2+(C2O4) · 2H2OMon. 2/m
10.AB.05KatsarositeZn(C2O4) · 2H2OMon. 2/m : B2/b
10.AB.10GlushinskiteMg(C2O4) · 2H2OMon. 2/m : B2/b
10.AB.15MoolooiteCu(C2O4) · nH2OOrth.
10.AB.20StepanoviteNaMgFe3+(C2O4)3 · 8-9H2OTrig. 3m : P3c1
10.AB.25MinguzziteK3Fe3+(C2O4)3 · 3H2OMon. 2/m : P21/b
10.AB.30WheatleyiteNa2Cu(C2O4)2 · 2H2OTric. 1 : P1
10.AB.35ZhemchuzhnikoviteNaMgAl(C2O4)3 · 8H2OTrig. 3m : P3c1
10.AB.40WeddelliteCa(C2O4) · (2.5-x)H2OTet. 4/m : I4/m
10.AB.45WhewelliteCa(C2O4) · H2OMon. 2/m : P21/b
10.AB.47FiemmeiteCu2(C2O4)(OH)2 · 2H2OMon. 2/m : P21/b
10.AB.50CaoxiteCa(C2O4) · 3H2OTric. 1 : P1
10.AB.50MiddlebackiteCu2C2O4(OH)2Mon. 2/m : P21/b
10.AB.52Metauroxite(UO2)2(C2O4)(OH)2(H2O)2Tric. 1 : P1
10.AB.55Oxammite(NH4)2(C2O4) · H2OOrth. 2 2 2 : P21 21 2
10.AB.60NatroxalateNa2(C2O4)Mon. 2/m : P21/b
10.AB.60Phoxite(NH4)2Mg2(C2O4)(PO3OH)2(H2O)4Mon. 2/m : P21/b
10.AB.60Carboferriphoxite[(NH4)K(H2CO3)][Fe3+(HPO4)(H2PO4)(C2O4)]Tric.
10.AB.60Ferriphoxite[(NH4)2K(H2O)][Fe3+(HPO4)2(C2O4)]Mon. 2/m : P21/b
10.AB.65Coskrenite-(Ce)(Ce,Nd,La)2(C2O4)(SO4)2 · 12H2OTric.
10.AB.70Levinsonite-(Y)(Y,Nd,La)Al(C2O4)(SO4)2 · 12H2OMon. 2/m
10.AB.75Zugshunstite-(Ce)(Ce,Nd,La)Al(C2O4)(SO4)2 · 12H2OMon. 2/m : B2/b

Fluorescence of NovgorodovaiteHide

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 NovgorodovaiteHide

References for NovgorodovaiteHide

Localities for NovgorodovaiteHide

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.
Kazakhstan (TL)
 
  • Aktobe Region
    • Shalkar District
      • Aksai Valley
Chukanov et al. (2001)
 
矿物 and/or 产地  
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