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Olekminskite

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Kedrovyi alkaline Massif (Khodrovy Mountain), Olekminsk, Chara River (Charo River), Davan, Torgo River Basin, Aldan Shield, Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia
© 2008, JGW

Formula:
Sr(Sr,Ba)(CO
 
3
)
 
2
System:TrigonalHardness:3


Olekminskite-Paralstonite Series.

Classification of Olekminskite

IMA status:Approved
Strunz 8th edition ID:5/B.04-65
Nickel-Strunz 10th (pending) edition ID:5.AB.40

5 : CARBONATES (NITRATES)
A : Carbonates without additional anions, without H2O
B : Alkali-earth (and other M2+) carbonates
Dana 8th edition ID:14.2.2.3

14 : ANHYDROUS NORMAL CARBONATES
2 : AB(XO3)2
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Type Occurrence of Olekminskite

Type Locality:Kedrovyi alkaline Massif (Khodrovy Mountain), Olekminsk, Chara River (Charo River), Davan, Torgo River Basin, Aldan Shield, Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia
Year of Discovery:1991

Physical Properties of Olekminskite

Hardness (Mohs):3

Crystallography of Olekminskite

Crystal System:Trigonal
Cell Parameters:a = 8.66Å, c = 6.08Å
Ratio:a:c = 1 : 0.702
Unit Cell Volume:V 394.88 ų (Calculated from Unit Cell)

Optical Data of Olekminskite

Type:Uniaxial (-)
RI values: nω = 1.670 nε = 1.527
Maximum Birefringence:δ = 0.143

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate

Chemical Properties of Olekminskite

Formula:
Sr(Sr,Ba)(CO
 
3
)
 
2
Essential elements:C, O, Sr
All elements listed in formula:Ba, C, O, Sr
Common Impurities:TR,La,Ce

Relationship of Olekminskite to other Species

Series:Forms a series with Paralstonite (see here)
Related Minerals - Nickel-Strunz Grouping):
5.AB.05Calcite
CaCO
 
3
5.AB.05Gaspéite
(Ni,Mg,Fe)CO
 
3
5.AB.05Magnesite
MgCO
 
3
5.AB.05Otavite
CdCO
 
3
5.AB.05Rhodochrosite
MnCO
 
3
5.AB.05Siderite
FeCO
 
3
5.AB.05Smithsonite
ZnCO
 
3
5.AB.05Spherocobaltite
CoCO
 
3
5.AB.10Ankerite
Ca(Fe
2+
 
 ,Mg,Mn
2+
 
)(CO
 
3
)
 
2
5.AB.10Dolomite
CaMg(CO
 
3
)
 
2
5.AB.10Kutnohorite
Ca(Mn,Mg,Fe)(CO
 
3
)
 
2
5.AB.10Minrecordite
CaZn(CO
 
3
)
 
2
5.AB.15Aragonite
CaCO
 
3
5.AB.15Cerussite
PbCO
 
3
5.AB.15Strontianite
SrCO
 
3
5.AB.15Witherite
BaCO
 
3
5.AB.20Vaterite
CaCO
 
3
5.AB.25Huntite
CaMg
 
3
(CO
 
3
)
 
4
5.AB.30Norsethite
BaMg(CO
 
3
)
 
2
5.AB.35Alstonite
BaCa(CO
 
3
)
 
2
5.AB.40Paralstonite
BaCa(CO
 
3
)
 
2
5.AB.45Barytocalcite
BaCa(CO
 
3
)
 
2
5.AB.50Carbocernaite
(Ca,Na)(Sr,Ce,Ba)(CO
 
3
)
 
2
5.AB.55Benstonite
(Ba,Sr)
 
6
(Ca,Mn)
 
6
Mg(CO
 
3
)
 
13
5.AB.60Juangodoyite
Na
 
2
Cu(CO
 
3
)
 
2

Other Names for Olekminskite

Synonyms:
IMA1989-047
German names:
Olekminskit
Russian names:
Олекминскит
Spanish names:
Olekminskita

Other Information

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

References for Olekminskite

Reference List:Konyev, A.A., Vorobyev, E.I., Piskunova, L.F., Ushchalovskaya, Z.F., and Tokhonova, G.A. (1991) Olekminskite Sr(Sr,Ca,B)(CO3)2, a new mineral and the new isomorphous series olekminskite-paralstonite. Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 120(3): 89-96.

American Mineralogist (1993): 78: 451.

New Minerals (1997), New Minerals 1990-1994.

Internet Links for Olekminskite

Search Engines:
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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Olekminskite in the Natural History Museum (London) online catalogue
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    Localities for Olekminskite

    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Bolivia
     
    • Cochabamba Department
      • Ayopaya Province
    		Laszlo Horvath
    Russia
     
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
        • Aldan Shield
          • Torgo River Basin
            • Davan
              • Chara River (Charo River)
    		[Lapis 1993:4 p.13-20]
                • Olekminsk
    South Africa
     
    • Northwest Province
      • Western Bushveld Complex
        • Rustenburg District
          • Pilansberg Complex
    		The Canadian Mineralogist, V 42, 2004, pp. 1169-1178.
    Mineral and/or Locality
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