Saranovskite
A valid IMA mineral species
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Formula:
SrCaFe2+2(Cr4Ti2)Ti12O38
Colour:
Black; very dark green in bright light
Lustre:
Vitreous
Hardness:
8½
Specific Gravity:
4.25
Crystal System:
Trigonal
Member of:
Name:
for the type locality
Unique combination of elements. Distinguished by a high amount of essential Cr.
Compare, e.g., mapiquiroite, loveringite, lindsleyite, and UM2006-05-O:CaFeKMnNaREESrTiZr.
Compare, e.g., mapiquiroite, loveringite, lindsleyite, and UM2006-05-O:CaFeKMnNaREESrTiZr.
Unique Identifiers
Mindat ID:
55032
Long-form identifier:
mindat:1:1:55032:5
GUID
(UUID V4):
(UUID V4):
da9d0482-3413-4112-b4ca-48cd36c5ffdb
IMA Classification of Saranovskite
Approved
IMA Formula:
SrCaFe2+ 2(Cr4Ti2)Ti12O38
Approval year:
2020
First published:
2020
Type description reference:
Chukanov, Nikita V., Rastsvetaeva, Ramiza K., Kazheva, Olga N., Ivanov, Oleg K., Pekov, Igor V., Agakhanov, Atali A., Van, Konstantin V., Shcherbakov, Vasiliy D., Britvin, Sergey N. (2020) Saranovskite, SrCaFe2+2(Cr4Ti2)Ti12O38, a new crichtonite-group mineral. Physics and Chemistry of Minerals, 47 (11) 49 doi:10.1007/s00269-020-01119-1
Classification of Saranovskite
4.CC.
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
C : Metal: Oxygen = 2: 3,3: 5, and similar
C : With large and medium-sized cations
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
C : Metal: Oxygen = 2: 3,3: 5, and similar
C : With large and medium-sized cations
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Svs | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Saranovskite
Vitreous
Transparency:
Translucent
Colour:
Black; very dark green in bright light
Streak:
Light green
Hardness:
8½ on Mohs scale
Hardness:
VHN150=1681 - 1771 kg/mm2 - Vickers
Fracture:
Conchoidal
Density:
4.25(2) g/cm3 (Measured) 4.25 g/cm3 (Calculated)
Comment:
Measured using Clerici liquid
Optical Data of Saranovskite
Type:
Biaxial (+)
Anisotropism:
Weak, without color effects
Bireflectance:
Very weak
Optical Extinction:
γ > β > α
Reflectivity:
| Wavelength | R1 | R2 |
|---|---|---|
| 589nm | 12.3% | 12.9% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 12.9%.
R1 shown in black, R2 shown in red
Colour in reflected light:
gray with a very weak bluish tint
Internal Reflections:
Very strong
Pleochroism:
Visible
Comments:
X = emerald green, Y = yellow green, Z = greenish yellow
Chemistry of Saranovskite
Mindat Formula:
SrCaFe2+2(Cr4Ti2)Ti12O38
Crystallography of Saranovskite
Crystal System:
Trigonal
Class (H-M):
3 - Rhombohedral
Space Group:
R3
Cell Parameters:
a = 10.3553(2) Å, c = 20.7301(4) Å
Ratio:
a:c = 1 : 2.002
Unit Cell V:
1,925.12 ų (Calculated from Unit Cell)
Twinning:
Chrysoberyl-type triplets
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.398 Å | (75) |
| 3.052 Å | (48) |
| 2.881 Å | (100) |
| 2.842 Å | (65) |
| 2.247 Å | (67) |
| 2.137 Å | (76) |
| 1.597 Å | (72) |
| 1.439 Å | (76) |
Type Occurrence of Saranovskite
General Appearance of Type Material:
Anhedral fine grains (less than 1 mm)
Place of Conservation of Type Material:
Fersman Mineralogical Museum, Russian Academy of Sciences, Moscow (registration no. 4159/1) and Ural Geological Museum (registration no. 51158).
Geological Setting of Type Material:
Emerald mine; in chromitite
Associated Minerals at Type Locality:
Reference:
Chukanov, N.V., Rastsvetaeva, R.K., Kazheva, O.N., Ivanov, O.K., Pekov, I.V., Agakhanov, A.A., Van, K.V., Shcherbakov, V.D., Britvin, S.N. (2020) Saranovskite, SrCaFe2+2(Cr4Ti2)Ti12O38, a new crichtonite-group mineral. Physics and Chemistry of Minerals: 47: 49.
Synonyms of Saranovskite
Relationship of Saranovskite to other Species
Member of:
Other Members of this group:
| Almeidaite | PbZn2(Mn,Y)(Ti,Fe3+)18O37(OH,O) | Trig. 3 : R3 |
| Botuobinskite | SrFe2+Mg2(Cr3+6Ti4+12)[O36(OH)2] | Trig. 3 : R3 |
| Cleusonite | (Pb,Sr)(U4+,U6+)(Fe2+,Zn)2(Ti,Fe2+,Fe3+)18(O,OH)38 | Trig. 3 : R3 |
| Crichtonite | Sr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38 | Trig. 3 : R3 |
| Davidite-(Ce) | Ce(Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH,F)38 | Trig. 3 : R3 |
| Davidite-(La) | La(Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH,F)38 | Trig. 3 : R3 |
| Davidite-(Y) | (La,Ce,Na,Ca,Pb)(Y,Fe2+,◻)(Fe2+,Mn2+)2(Ti,Fe3+,Nb,Zr)18O38 (hypothetical) | Trig. |
| Dessauite-(Y) | (Sr,Pb)(Y,U)(Ti,Fe3+)20O38 | Trig. 3 : R3 |
| Gramaccioliite-(Y) | (Pb,Sr)(Y,Mn)Fe3+2(Ti,Fe3+)18O38 | Trig. 3 : R3 |
| Haitaite-(La) | LaU4+Fe3+2(Ti13Fe2+4Fe3+)O38 | Trig. 3 : R3 |
| Landauite | NaMnZn2(Ti,Fe)6Ti12O38 | Trig. 3 : R3 |
| Lindsleyite | (Ba,Sr)(Zr,Ca)(Fe,Mg)2(Ti,Cr,Fe)18O38 | Trig. |
| Loveringite | (Ca,Ce,La)(Zr,Fe)(Mg,Fe)2(Ti,Fe,Cr,Al)18O38 | Trig. 3 : R3 |
| Mapiquiroite | (Sr,Pb)(U,Y)Fe2(Ti,Fe3+,Cr3+)18O38 | Trig. 3 : R3 |
| Mathiasite | (Mg,Cr,Fe,Ca,K)2(Ti,Zr,Cr,Fe)5O12 | Trig. 3 : R3 |
| Mianningite | (◻,Pb,Ce,Na)(U4+,Mn,U6+)Fe3+2 (Ti,Fe3+)18O38 | Trig. 3 : R3 |
| Mirnyite | SrZr4+Mg2(Cr3+6Ti4+12)O38 | Trig. 3 : R3 |
| Paseroite | PbMn2+(Mn2+,Fe3+)2(V5+,Ti,◻)18O38 | Trig. 3 : R3 |
| Senaite | Pb(Mn,Y,U)(Fe,Zn)2(Ti,Fe,Cr,V)18(O,OH)38 | Trig. 3 : R3 |
| UM1987-03-O:FePbTiU | ~(U,Pb)(Ti,Fe3+,Fe2+,Mn)21O38 | Trig. 3 : R3 |
| UM2003-08-O:AlCaFeREEScTiV | (Ca,Ce)Sc(Ti,V,Fe,Al)20O38 | |
| UM2006-05-O:CaFeKMnNaREESrTiZr | (Sr,Na,K,REE)(Ca,Zr,Mn)(Ti,Fe)18Fe2O38 | |
| UM2006-06-O:CaFeKMnNaREESrTiZr | (Sr,Na,K,REE)(Zr,Ca,Mn)(Ti,Fe)18Fe2O38 | |
| UM2006-07-O:CaFeKMnNaREESrTiZr | (Na,Sr,K,REE)(Ca,Zr,Mn)(Ti,Fe)18Fe2O38 | |
| UM2006-08-O:CaFeKMnNaREESrTiZr | (Na,Sr,K,REE)(Zr,Ca,Mn)(Ti,Fe)18Fe2O38 | |
| UM2006-09-O:CaFeMnREESrTiZr | (Ce,Sr,REE)(Ca,Mn,Zr)Fe2(Ti,Fe)18O38 | |
| Unnamed (HBU UK-4) | NaFe2+Zn2(Ti,Fe3+,Nb)6Ti12O38 | Trig. 3 : R3 |
Related Minerals - Strunz-mindat Grouping
| 4.CC. | Xuite | Ca3Fe3+2[(AlO3(OH)]3 |
| 4.CC. | Allendeite | Sc4Zr3O12 |
| 4.CC. | Bitikleite | Ca3(Sb5+Sn4+)[AlO4]3 |
| 4.CC. | Yttriaite-(Y) | Y2O3 |
| 4.CC. | Chlorkyuygenite | Ca12Al14O32[(H2O)4Cl2] |
| 4.CC. | Anzaite-(Ce) | Ce3+ 4Fe2+Ti6O18 (OH)2 |
| 4.CC. | Heamanite-(Ce) | (K0.5Ce0.5)TiO3 |
| 4.CC. | Priscillagrewite-(Y) | (Ca2Y)Zr2(AlO4)3 |
| 4.CC. | Botuobinskite | SrFe2+Mg2(Cr3+6Ti4+12)[O36(OH)2] |
| 4.CC. | Mirnyite | SrZr4+Mg2(Cr3+6Ti4+12)O38 |
| 4.CC. | Haitaite-(La) | LaU4+Fe3+2(Ti13Fe2+4Fe3+)O38 |
| 4.CC. | Shagamite | KFe11O17 |
| 4.CC.05 | Chrombismite | Bi3+16Cr6+O27 |
| 4.CC.10 | Freudenbergite | Na2(Ti,Fe)8O16 |
| 4.CC.10 | Fluormayenite | Ca12Al14O32F2 |
| 4.CC.10 | Fluorkyuygenite | Ca12Al14O32[(H2O)4F2] |
| 4.CC.15 | Grossite | CaAl4O7 |
| 4.CC.17 | Goldschmidtite | KNbO3 |
| 4.CC.20 | Chlormayenite | Ca12Al14O32[◻4Cl2] |
| 4.CC.20 | Unnamed (HBU UK-4) | NaFe2+Zn2(Ti,Fe3+,Nb)6Ti12O38 |
| 4.CC.20 | Paseroite | PbMn2+(Mn2+,Fe3+)2(V5+,Ti,◻)18O38 |
| 4.CC.20 | Mianningite | (◻,Pb,Ce,Na)(U4+,Mn,U6+)Fe3+2 (Ti,Fe3+)18O38 |
| 4.CC.20 | UM1987-03-O:FePbTiU | ~(U,Pb)(Ti,Fe3+,Fe2+,Mn)21O38 |
| 4.CC.22 | Kahlenbergite | KAl11O17 |
| 4.CC.22 | Gorerite | CaAlFe3+11O19 |
| 4.CC.25 | Yafsoanite | Ca3Te6+2(ZnO4)3 |
| 4.CC.25 | Nixonite | Na2Ti6O13 |
| 4.CC.30 | Latrappite | Ca2NbFe3+O6 |
| 4.CC.30 | Lueshite | NaNbO3 |
| 4.CC.30 | Natroniobite | NaNbO3 |
| 4.CC.30 | Perovskite | CaTiO3 |
| 4.CC.30 | Barioperovskite | BaTiO3 |
| 4.CC.30 | Lakargiite | Ca(Zr,Sn,Ti)O3 |
| 4.CC.30 | Megawite | CaSnO3 |
| 4.CC.32 | Usturite | Ca3(Sb5+Zr)[Fe3+O4]3 |
| 4.CC.32 | Elbrusite | Ca3(U6+0.5Zr1.5)[Fe3+O4]3 |
| 4.CC.32 | Dzhuluite | Ca3(Sb5+Sn4+)[Fe3+O4]3 |
| 4.CC.32 | Monteneveite | Ca3Sb5+2(Fe3+2Fe2+)O12 |
| 4.CC.35 | Loparite-(Ce) | (Na,REE)2Ti2O6 |
| 4.CC.35 | Macedonite | PbTiO3 |
| 4.CC.35 | Tausonite | SrTiO3 |
| 4.CC.35 | Isolueshite | (Na,La)NbO3 |
| 4.CC.35 | Panguite | (Ti,Al,Sc,Mg,Zr,Ca)1.8O3 |
| 4.CC.37 | Pauloabibite | NaNbO3 |
| 4.CC.40 | Crichtonite | Sr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38 |
| 4.CC.40 | Davidite-(Ce) | Ce(Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH,F)38 |
| 4.CC.40 | Davidite-(La) | La(Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH,F)38 |
| 4.CC.40 | Davidite-(Y) | (La,Ce,Na,Ca,Pb)(Y,Fe2+,◻)(Fe2+,Mn2+)2(Ti,Fe3+,Nb,Zr)18O38 (hypothetical) |
| 4.CC.40 | Landauite | NaMnZn2(Ti,Fe)6Ti12O38 |
| 4.CC.40 | Lindsleyite | (Ba,Sr)(Zr,Ca)(Fe,Mg)2(Ti,Cr,Fe)18O38 |
| 4.CC.40 | Loveringite | (Ca,Ce,La)(Zr,Fe)(Mg,Fe)2(Ti,Fe,Cr,Al)18O38 |
| 4.CC.40 | Mathiasite | (Mg,Cr,Fe,Ca,K)2(Ti,Zr,Cr,Fe)5O12 |
| 4.CC.40 | Senaite | Pb(Mn,Y,U)(Fe,Zn)2(Ti,Fe,Cr,V)18(O,OH)38 |
| 4.CC.40 | Uhligite | Ca3(Ti,Al,Zr)9O20 ? |
| 4.CC.40 | Dessauite-(Y) | (Sr,Pb)(Y,U)(Ti,Fe3+)20O38 |
| 4.CC.40 | Cleusonite | (Pb,Sr)(U4+,U6+)(Fe2+,Zn)2(Ti,Fe2+,Fe3+)18(O,OH)38 |
| 4.CC.40 | Gramaccioliite-(Y) | (Pb,Sr)(Y,Mn)Fe3+2(Ti,Fe3+)18O38 |
| 4.CC.45 | Diaoyudaoite | NaAl11O17 |
| 4.CC.45 | Hawthorneite | BaMgTi3Cr4Fe2+2Fe3+2O19 |
| 4.CC.45 | Hibonite | CaAl12O19 |
| 4.CC.45 | Lindqvistite | Pb2Mn2+Fe16O27 |
| 4.CC.45 | Magnetoplumbite | (Pb,Mn)(Fe,Mn)12O19 |
| 4.CC.45 | Plumboferrite | Pb2(Fe3+,Mn2+,Mg)11O19 |
| 4.CC.45 | Yimengite | K(Cr,Ti,Fe,Mg)12O19 |
| 4.CC.45 | Haggertyite | BaFe2+4Fe3+2Ti5MgO19 |
| 4.CC.45 | Nežilovite | PbZn2Mn4+2Fe3+8O19 |
| 4.CC.45 | Batiferrite | BaTi2Fe3+8Fe2+2O19 |
| 4.CC.45 | Chihuahuaite | FeAl12O19 |
| 4.CC.45 | Barioferrite | BaFe3+12O19 |
| 4.CC.45 | Kangite | (Sc,Ti,Al,Zr,Mg,Ca,◻)2O3 |
| 4.CC.45 | Mizraite-(Ce) | Ce(Al11Mg)O19 |
| 4.CC.50 | Jeppeite | (K,Ba)2(Ti,Fe)6O13 |
| 4.CC.55 | Zenzénite | Pb3Fe3+4Mn4+3O15 |
| 4.CC.60 | Mengxianminite (of Huang et al.) | (Ca,Na)3(Fe,Mn)2Mg2(Sn,Zn)5Al8O29 |
Fluorescence of Saranovskite
Not luminescent either in shortwave (254 nm) or midwave (315 nm) UV light or cathode rays.
Other Information
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 Saranovskite
mindat.org URL:
https://www.mindat.org/min-55032.html
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References for Saranovskite
Reference List:
Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2020) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 56. European Journal of Mineralogy, 32 (4) 443-448 doi:10.5194/ejm-32-443-2020
Chukanov, Nikita V., Rastsvetaeva, Ramiza K., Kazheva, Olga N., Ivanov, Oleg K., Pekov, Igor V., Agakhanov, Atali A., Van, Konstantin V., Shcherbakov, Vasiliy D., Britvin, Sergey N. (2020) Saranovskite, SrCaFe2+2(Cr4Ti2)Ti12O38, a new crichtonite-group mineral. Physics and Chemistry of Minerals, 47 (11) 49 doi:10.1007/s00269-020-01119-1
Localities for Saranovskite
symbol to view information about a locality.
The Locality List
- 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).
All localities listed without proper references should be considered as questionable.
Russia (TL) | |
| Miyawaki et al. (2020) +1 other reference |
