Tatarskite
A valid IMA mineral species
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About Tatarskite
Formula:
Ca6Mg2(SO4)2(CO3)2(OH)4Cl4 · 7H2O
Colour:
Colourless to very pale yellow.
Lustre:
Vitreous, Pearly
Hardness:
2½
Specific Gravity:
2.341
Crystal System:
Orthorhombic
Name:
Named after Vitaly Borisovich Tatarsky (Виталий Борисович Татарский) (5 November 1907, Pskov, Russian Empire - 27 February 1993, Russia), professor of mineralogy, Leningrad State University (Russia). He researched sedimentary rocks and was a specialist in crystal optics.
This page provides mineralogical data about Tatarskite.
Unique Identifiers
Mindat ID:
3894
Long-form identifier:
mindat:1:1:3894:8
GUID
(UUID V4):
(UUID V4):
d8abb937-8cf2-4ce5-bdbb-0b1f813c8fa5
IMA Classification of Tatarskite
Approved
First published:
1963
Classification of Tatarskite
7.DG.25
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
G : With large and medium-sized cations; with NO3, CO3, B(OH)4, SiO4 or IO3
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
G : With large and medium-sized cations; with NO3, CO3, B(OH)4, SiO4 or IO3
32.4.2.1
32 : COMPOUND SULFATES
4 : Hydrated Compound Sulfates containing Hydroxyl or Halogen
32 : COMPOUND SULFATES
4 : Hydrated Compound Sulfates containing Hydroxyl or Halogen
12.2.9
12 : Carbonates with other anions
2 : Carbonates with sulphate
12 : Carbonates with other anions
2 : Carbonates with sulphate
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 |
---|---|---|
Tts | 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 Tatarskite
Vitreous, Pearly
Transparency:
Transparent
Comment:
pearly on cleavage
Colour:
Colourless to very pale yellow.
Hardness:
2½ on Mohs scale
Cleavage:
Distinct/Good
Two sets of distinct pinacoidal cleavages
Two sets of distinct pinacoidal cleavages
Density:
2.341 g/cm3 (Measured)
Optical Data of Tatarskite
Type:
Biaxial (-)
RI values:
nα = 1.567(2) nβ = 1.654(2) nγ = 1.722(2)
2V:
Measured: 83° , Calculated: 83°
Max Birefringence:
δ = 0.155
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v strong
Chemistry of Tatarskite
Mindat Formula:
Ca6Mg2(SO4)2(CO3)2(OH)4Cl4 · 7H2O
Crystallography of Tatarskite
Crystal System:
Orthorhombic
Morphology:
coarsely crystalline masses, to 3 cm.
Comment:
Point Group: n.d.; Space Group: n.d. Z = n.d.
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
2.967 Å | (10) |
2.625 Å | (9) |
5.34 Å | (8) |
2.004 Å | (8) |
2.917 Å | (7) |
1.585 Å | (7) |
2.522 Å | (6) |
2.310 Å | (6) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Near-surface Processes | |
25 : Evaporites (prebiotic) |
Type Occurrence of Tatarskite
General Appearance of Type Material:
coarsely crystalline masses, to 3 cm.
Place of Conservation of Type Material:
Mining Institute, St. Petersburg, 948/1-2; A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia, 79820.
Geological Setting of Type Material:
Secondary mineral from marine salt deposit
Associated Minerals at Type Locality:
Reference:
Lobanova, V.V. (1963) The new mineral tatarskite. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva: 92(6): 697-702.
Other Language Names for Tatarskite
Related Minerals - Strunz-mindat Grouping
7.DG. | Mathesiusite | K5(UO2)4(SO4)4(VO5) · 4H2O |
7.DG.05 | Darapskite | Na3(SO4)(NO3) · H2O |
7.DG.10 | Clinoungemachite | (Na, K, Fe, SO4) |
7.DG.10 | Humberstonite | Na7K3Mg2(SO4)6(NO3)2 · 6H2O |
7.DG.10 | Ungemachite | K3Na8Fe(SO4)6(NO3)2 · 6H2O |
7.DG.15 | Bentorite | Ca6Cr2(SO4)3(OH)12 · 26H2O |
7.DG.15 | Charlesite | Ca6(Al,Si)2(SO4)2[B(OH)4](OH,O)12 · 26H2O |
7.DG.15 | Ettringite | Ca6Al2(SO4)3(OH)12 · 26H2O |
7.DG.15 | Jouravskite | Ca3Mn4+(SO4)(CO3)(OH)6 · 12H2O |
7.DG.15 | Sturmanite | Ca6Fe3+2(SO4)2.5[B(OH)4](OH)12 · 25H2O |
7.DG.15 | Thaumasite | Ca3(SO4)[Si(OH)6](CO3) · 12H2O |
7.DG.15 | Carraraite | Ca3(SO4)[Ge(OH)6](CO3) · 12H2O |
7.DG.15 | Buryatite | Ca3(Si,Fe3+,Al)(SO4)B(OH)4(OH,O)6 · 12H2O |
7.DG.15 | Birunite | Ca18(SiO3)8.5(CO3)8.5SO4 · 15H2O(?) |
7.DG.15 | Hielscherite | Ca3Si(SO4)(SO3)(OH)6 · 11H2O |
7.DG.15 | Kottenheimite | Ca 3Si(SO4)2(OH)6 · 12H2O |
7.DG.15 | Imayoshiite | Ca3Al(CO3)[B(OH)4](OH)6 · 12H2O |
7.DG.15 | Tatarinovite | Ca3Al(SO4)[B(OH)4](OH)6 · 12H2O |
7.DG.15 | Siwaqaite | Ca6Al2(CrO4)3(OH)12 · 26H2O |
7.DG.15 | Chiyokoite | Ca3Si(CO3)[B(OH)4]O (OH)5 · 12H2O |
7.DG.20 | Rapidcreekite | Ca2(SO4)(CO3) · 4H2O |
7.DG.30 | Nakauriite | Cu8(SO4)4(CO3)(OH)6 · 48H2O |
7.DG.35 | Chessexite | (Na,K)4Ca2(Mg,Zn)3Al8(SO4)10(SiO4)2 · 40H2O |
7.DG.40 | Carlosruizite | K6(Na,K)4Na6Mg10(SeO4)12(IO3)12 · 12H2O |
7.DG.40 | Fuenzalidaite | K6(Na,K)4Na6Mg10(SO4)12(IO3)12 · 12H2O |
7.DG.45 | Chelyabinskite | (Ca,Mg)3(SO4,CO3)2[Si(OH)6] · 9H2O (?) |
7.DG.55 | Ramazzoite | [Mg8Cu12(PO4)(CO3)4(OH)24(H2O)20][(H0.33SO4)3(H2O)36] |
7.DG.60 | Witzkeite | Na4K4Ca(NO3)2(SO4)4 · 2H2O |
Other Information
Notes:
Soluble in boiling H2O
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 Tatarskite
mindat.org URL:
https://www.mindat.org/min-3894.html
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References for Tatarskite
Localities for Tatarskite
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).
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.
All localities listed without proper references should be considered as questionable.
Kazakhstan (TL) | |
| Lobanova (1963) +2 other references |
| Evseev (1995) |
Quick NavTopAbout TatarskiteUnique IdentifiersIMA Classification Classification Mineral SymbolsPhysical Properties Optical Data Chemistry Crystallography X-Ray Powder DiffractionGeological EnvironmentType Occurrence Other LanguagesStrunz-MindatOther InformationInternet Links References Localities Locality List
Chelkar salt dome, Aksai Valley, Shalkar District, Aktobe Region, Kazakhstan