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Simferite

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Rodionovskoe pegmatite locality, Middle Berda River, Priazovie, Zaporozhskaya Oblast' (Zaporiz'ka; Zaporozh'e), Ukraine




Formula:
Li(Mg,Fe
3+
 
,Mn
3+
 
)
 
2
(PO
 
4
)
 
2
System:OrthorhombicColour:Dark red
Name:Named after Simferopol, in Crimea, Russia, the city of work of V.V. Bairakov, who found the mineral.


Related to the Triphylite Group.

Classification of Simferite

IMA status:Approved 1989
Strunz 8th edition ID:7/A.02-05
Nickel-Strunz 10th (pending) edition ID:8.AB.10

8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
B : With medium-sized cations
Dana 7th edition ID:38.1.4.3
Dana 8th edition ID:38.5.7.1

38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
5 : Miscellaneous
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Type Occurrence of Simferite

Type Locality:Rodionovskoe pegmatite locality, Middle Berda River, Priazovie, Zaporozhskaya Oblast' (Zaporiz'ka; Zaporozh'e), Ukraine
Year of Discovery:1989

Physical Properties of Simferite

Colour:Dark red

Crystallography of Simferite

Crystal System:Orthorhombic
Cell Parameters:a = 4.74Å, b = 10.1Å, c = 5.89Å
Ratio:a:b:c = 0.469 : 1 : 0.583
Unit Cell Volume:V 281.98 ų (Calculated from Unit Cell)

Optical Data of Simferite

Type:Biaxial
RI values: nα = 1.690 - 1.704 nβ = 1.702 - 1.716 nγ = 1.712 - 1.726
Maximum Birefringence:δ = 0.022

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High
Dispersion:r > v strong

Chemical Properties of Simferite

Formula:
Li(Mg,Fe
3+
 
,Mn
3+
 
)
 
2
(PO
 
4
)
 
2
Essential elements:Li, Mg, O, P
All elements listed in formula:Fe, Li, Mg, Mn, O, P
Empirical Formula:
Li(Mg1.0Fe3+0.6Mn3+0.4)(PO4)2

Relationship of Simferite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.AB.05Farringtonite
Mg
 
3
(PO
 
4
)
 
2
8.AB.10Ferrisicklerite
Li
 
1-x
(Fe
3+
 
,Mn
2+
 
)PO
 
4
8.AB.10Heterosite
(Fe
3+
 
,Mn
3+
 
)PO
 
4
8.AB.10Lithiophilite
LiMn
2+
 
PO
 
4
8.AB.10Natrophilite
NaMn
2+
 
PO
 
4
8.AB.10Purpurite
(Mn
3+
 
,Fe
3+
 
)PO
 
4
8.AB.10Sicklerite
LiMn
2+
 
PO
 
4
8.AB.10Triphylite
LiFe
2+
 
PO
 
4
8.AB.10Karenwebberite
Na(Fe
2+
 
,Mn
2+
 
)PO
 
4
8.AB.15Sarcopside
(Fe
2+
 
,Mn
2+
 
,Mg)
 
3
(PO
 
4
)
 
2
8.AB.15Chopinite
(Mg,Fe
2+
 
)
 
3
(PO
 
4
)
 
2
8.AB.20Beusite
(Mn
2+
 
,Fe
2+
 
,Ca,Mg)
 
3
(PO
 
4
)
 
2
8.AB.20Graftonite
(Fe
2+
 
,Mn
2+
 
,Ca)
 
3
(PO
 
4
)
 
2
8.AB.25Xanthiosite
Ni
 
3
(AsO
 
4
)
 
2
8.AB.30Lammerite
Cu
 
3
(AsO
 
4
)
 
2
8.AB.30Lammerite-β
Cu
 
3
(AsO
 
4
)
 
2
8.AB.35Mcbirneyite
Cu
 
3
(VO
 
4
)
 
2
8.AB.35Stranskiite
Zn
 
2
Cu(AsO
 
4
)
 
2
8.AB.35Pseudolyonsite
Cu
 
3
(VO
 
4
)
 
2
8.AB.40Lyonsite
Cu
 
3
Fe
 
4
(VO
 
4
)
 
6
Related Minerals - Dana Grouping):

- +
38.1.4.1Ferrisicklerite
Li
 
1-x
(Fe
3+
 
,Mn
2+
 
)PO
 
4
38.1.4.2Sicklerite
LiMn
2+
 
PO
 
4

Other Names for Simferite

Synonyms:
IMA1989-016Simferopolite
Other Languages:
German:Simferit
Russian:Симферит
Spanish:Simferita

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 Simferite

Reference List:

- +
Bayrakov, V.V., Yakubovich, O.V. (1993), American Mineralogist: 78: 452.

Pekov, I. (1997): 187-188.

Soviet Physics – Doklady: 34: 669-671.

Simonov, M.A., Borisovskyi, S.E., Ziborova, T.A. (2005): Simferite Li(Mg,Fe3+, Mn3+)2(PO4)2, a new mineral. Mineralogical Journal (Ukraine): 27(2): 112-120.

Bairakov, V. V.; Yakubovich, O. V.; Simonov, M. A.; Borisovskii, S. E. & Ziborova, T. A. (2006): Simferite Li(Mg,Fe3+,Mn3+)2[PO4]2, a new mineral. [Erratum]. Mineralogichnii Zhurnal 28, 99-100.

abstracted in Am. Min. 91, 1201-1209, 2006

Internet Links for Simferite

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  • Raman and XRD data at RRUFF project
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  • Simferite details from Handbook of Mineralogy (PDF)
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    • Localities for Simferite

    The 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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    (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.
    Poland
     
    • Lower Silesia (Dolnośląskie)
      • Sudetes Mts
        • Sowie Mts.
    		Łodziński M. & Sitarz M. 2008: Chemical and Spectroscopic Characterization of Some Phosphates Accessory Minerals from Pegmatites of the Sowie Mts (Owles Mts), SW Poland. EUCMOS, Spectroscopy Applied to Archaeology, Arts, Geology and Mineralogy, p. 278
    Ukraine
     
    • Zaporozhskaya Oblast' (Zaporiz'ka; Zaporozh'e)
      • Priazovie
        • Middle Berda River
    		Bayrakov, V.V., Yakubovich, O.V., Simonov, M.A., Borisovskyi, S.E., Ziborova, T.A. (2005): Simferite Li(Mg,Fe3+, Mn3+)2(PO4)2, a new mineral. Mineralogical Journal (Ukraine), 27(2), 112-120.
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