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Zircosulfate

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About ZircosulfateHide

Formula:
(Zr,Ti)(SO4)2 · 4H2O
Colour:
Colourless, white
Lustre:
Dull
Hardness:
2½ - 3
Crystal System:
Orthorhombic
Name:
Named after its chemical composition (Zirconium Sulfate).
Found at the TL as a white crust or powder in a weathered sulphide-bearing pegmatite. Probably formed as a result of alteration of eudialyte by sulphate solutions.


Classification of ZircosulfateHide

Approved
7.CD.50

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
D : With only large cations
29.9.2.1

29 : HYDRATED ACID AND NORMAL SULFATES
9 : Miscellaneous
25.7.2

25 : Sulphates
7 : Sulphates of Pb

Physical Properties of ZircosulfateHide

Transparency:
Translucent
Colour:
Colourless, white
Hardness:
2½ - 3 on Mohs scale

Optical Data of ZircosulfateHide

Type:
Biaxial (+)
RI values:
nα = 1.620 nβ = 1.644 nγ = 1.674
2V:
Measured: 75° , Calculated: 86°
Max Birefringence:
δ = 0.054
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r < v strong

Chemical Properties of ZircosulfateHide

Formula:
(Zr,Ti)(SO4)2 · 4H2O
IMA Formula:
Zr(SO4)2 · 4H2O

Crystallography of ZircosulfateHide

Crystal System:
Orthorhombic

Type Occurrence of ZircosulfateHide

General Appearance of Type Material:
white crust in a 2cm in diameter large cavity in a weathered sulphide-bearing pegmatite.
Geological Setting of Type Material:
Alkaline pegmatite
Associated Minerals at Type Locality:

Synonyms of ZircosulfateHide

Other Language Names for ZircosulfateHide

Related Minerals - Nickel-Strunz GroupingHide

7.CD.Campostriniite(Bi3+,Na)3(NH4,K)2Na2(SO4)6·H2OMon. 2/m : B2/b
7.CD.05MatteucciteNaHSO4 · H2OMon.
7.CD.10MirabiliteNa2SO4 · 10H2OMon. 2/m
7.CD.15Lecontite(NH4,K)NaSO4 · 2H2OOrth. 2 2 2 : P21 21 21
7.CD.20HydroglauberiteNa10Ca3(SO4)8 · 6H2OMon.
7.CD.25EugsteriteNa4Ca(SO4)3 · 2H2OMon.
7.CD.30GörgeyiteK2Ca5(SO4)6 · H2OMon.
7.CD.35Koktaite(NH4)2Ca(SO4)2 · H2OMon.
7.CD.35SyngeniteK2Ca(SO4)2 · H2OMon. 2/m : P21/m
7.CD.40GypsumCaSO4 · 2H2OMon. 2/m
7.CD.45BassaniteCaSO4 · 0.5H2OMon. 2 : B2
7.CD.55SchieffelinitePb10Te6+6O20(OH)14(SO4)(H2O)5Orth. mmm (2/m 2/m 2/m) : Cmcm
7.CD.60MontaniteBi2(TeO6) · 2H2O
7.CD.65OmongwaiteNa2Ca5(SO4)6 · 3H2OMon. 2 : B2

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

25.7.1SchaurteiteCa3Ge(SO4)2(OH)6 · 4H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
25.7.3AnglesitePbSO4Orth. mmm (2/m 2/m 2/m) : Pnma
25.7.4LanarkitePb2(SO4)OMon. 2/m : B2/m
25.7.5Palmierite(K,Na)2Pb(SO4)2Trig. 3m (3 2/m) : R3m
25.7.6LinaritePbCu(SO4)(OH)2Mon. 2/m : P21/m
25.7.7ElyitePb4Cu(SO4)O2(OH)4 · H2OMon. 2/m
25.7.8ChenitePb4Cu(SO4)2(OH)6Tric. 1 : P1
25.7.9OsarizawaitePb(Al2Cu2+)(SO4)2(OH)6Trig. 3m (3 2/m) : R3m
25.7.10ItoitePb3Ge4+(SO4)2O2(OH)2Orth. mmm (2/m 2/m 2/m) : Pnma
25.7.11FleischeritePb3Ge(SO4)2(OH)6 · 3H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
25.7.12Beaverite-(Cu)Pb(Fe3+2Cu)(SO4)2(OH)6Trig. 3m (3 2/m) : R3m
25.7.13PlumbojarositePb0.5Fe3+3(SO4)2(OH)6Trig. 3m (3 2/m) : R3m

Other InformationHide

Notes:
Easily soluble in cold water.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for ZircosulfateHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Kapustin, Y. L. (1965) Zircosulfate, a new mineral. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 94: 530-533 (in russian)
Fleischer, M. (1966) New mineral names. American Mineralogist 51: 529-534 [abstract]
Pekov, I. V. (1998): Minerals first discovered on the territory of the former Soviet Union. Ocean Pictures Ltd., Moscow, 369 pp. [p. 243]

Internet Links for ZircosulfateHide

Localities for ZircosulfateHide

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

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Russia (TL)
 
  • Tuva
    • Sangilen Upland
Kapustin, Y. L. (1965) Zircosulfate, a new mineral. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 94: 530-533 (in russian); Fleischer, M. (1966) New mineral names. American Mineralogist 51: 529-534
Mineral and/or Locality  
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