Odintsovite (original) (raw)

A valid IMA mineral species

About OdintsoviteHide

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Formula:

K2Na4Ca3Ti2Be4Si12O38

Colour:

Colorless, light pink, pink with a brownish hue, tan colored

Specific Gravity:

2.94 - 2.98

Crystal System:

Orthorhombic

Name:

Named in honor of Mikhail Mikhailovich Odintsov (Михаил Михайлович Одинцов) (23 October (5 November) 1911, Irkutsk, Russian Empire - 12 March 1980, Irkutsk, USSR), geologist, director of the Institute of the Earth's Crust in Irkutsk, and a participant in the discovery of the Siberian Diamond Province.

Unique combination of elements. Also one of very few mineral species known to combine titanium and beryllium.

The Na analogue of nakkaalaaqite.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:7200:3

92c0853d-37bf-4b60-b6bf-2696737a1e72

IMA Classification of OdintsoviteHide

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Type description reference:

Classification of OdintsoviteHide

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9.CJ.50

9 : SILICATES (Germanates)
C : Cyclosilicates
J : [Si6O18]12- 6-membered single rings (sechser-Einfachringe), without insular complex anions

61.1.5.1

61 : CYCLOSILICATES Six-Membered Rings
1 : Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution

Mineral SymbolsHide

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

Physical Properties of OdintsoviteHide

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Transparency:

Transparent, Translucent

Colour:

Colorless, light pink, pink with a brownish hue, tan colored

Density:

2.94 - 2.98 g/cm3 (Measured) 2.91 g/cm3 (Calculated)

Optical Data of OdintsoviteHide

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RI values:

_n_α = 1.630(3) _n_β = 1.644 _n_γ = 1.675(3)

δ = 0.045

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Chemistry of OdintsoviteHide

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Mindat Formula:

K2Na4Ca3Ti2Be4Si12O38

Chemical AnalysisHide

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Empirical formulas:

Sample references:

Crystallography of OdintsoviteHide

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Crystal System:

Orthorhombic

Class (H-M):

m m m _(_2/_m_2/_m_2/m ) - Dipyramidal

Cell Parameters:

a = 12.778(4) Å, b = 14.343(3) Å, c = 33.69(1) Å

Ratio:

a:b:c = 0.891 : 1 : 2.349

Morphology:

Flat fanshaped, wheelshaped arrgegates.
Platy on {001}.

Crystal StructureHide

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X-Ray Powder DiffractionHide

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Powder Diffraction Data:

Geological EnvironmentHide

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Type Occurrence of OdintsoviteHide

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General Appearance of Type Material:

Equant grains, typically 0.5-1.0 mm

Place of Conservation of Type Material:

Fersman Mineralogical Museum, Moscow.

Reference:

Konev, A.A., Vorobjev, E.I., Sapozhnikov, A.N., Piskunov, L.F., Ushchapovskaya, Z.F. (1995) Odintsovite – K2Na4Ca3Ti2Be4Si12O38 – a new mineral from Murunsky massif. Zapiski Vserossijskogo Mineralogicheskogo Obshchestva: 124(5): 92-96.

Synonyms of OdintsoviteHide

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Other Language Names for OdintsoviteHide

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Common AssociatesHide

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Associated Minerals Based on Photo Data:

Related Minerals - Strunz-mindat GroupingHide

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Other InformationHide

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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 OdintsoviteHide

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References for OdintsoviteHide

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Localities for OdintsoviteHide

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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

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