Zincovoltaite
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About Zincovoltaite
Formula:
K2Zn5Fe3+3Al(SO4)12 · 18H2O
Colour:
Green-black, oil-green
Lustre:
Resinous, Greasy
Hardness:
3
Specific Gravity:
2.765
Crystal System:
Isometric
Member of:
Name:
Named as the zincian analogue of Voltaite.
Classification of Zincovoltaite
Approved
Approval Year:
1985
6/C.14-60
7.CC.25
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
C : With medium-sized and large cations
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
C : With medium-sized and large cations
29.9.1.2
29 : HYDRATED ACID AND NORMAL SULFATES
9 : Miscellaneous
29 : HYDRATED ACID AND NORMAL SULFATES
9 : Miscellaneous
25.11.29
25 : Sulphates
11 : Sulphates of Fe and other metals
25 : Sulphates
11 : Sulphates of Fe and other metals
Physical Properties of Zincovoltaite
Resinous, Greasy
Transparency:
Transparent, Translucent
Colour:
Green-black, oil-green
Streak:
Grey-green
Hardness:
3 on Mohs scale
Tenacity:
Brittle
Fracture:
Conchoidal
Density:
2.765 g/cm3 (Measured) 2.767 g/cm3 (Calculated)
Optical Data of Zincovoltaite
Type:
Isotropic
RI values:
n = 1.605(3)
Birefringence:
Isotropic minerals have no birefringence
Surface Relief:
Moderate
Comments:
Anomalously uniaxial
Chemical Properties of Zincovoltaite
Formula:
K2Zn5Fe3+3Al(SO4)12 · 18H2O
Crystallography of Zincovoltaite
Crystal System:
Isometric
Class (H-M):
m3m (4/m 3 2/m) - Hexoctahedral
Space Group:
Fd3c
Cell Parameters:
a = 27.18(1) Å
Unit Cell V:
20,079.29 ų (Calculated from Unit Cell)
Z:
16
Type Occurrence of Zincovoltaite
Place of Conservation of Type Material:
Geological Museum, Ministry of Geology, Beijing, China
Geological Setting of Type Material:
Oxidation zone Fe-Pb-Zn sulfide deposit in arid climate.
Synonyms of Zincovoltaite
Other Language Names for Zincovoltaite
German:Zincovoltait
Zinkovoltait
Zinkovoltait
Spanish:Zincovoltaita
Relationship of Zincovoltaite to other Species
Member of:
Other Members of this group:
Ammoniomagnesiovoltaite | (NH4)2Mg2+5Fe3+3Al(SO4)12 · 18H2O | Iso. m3m (4/m 3 2/m) : Fd3c |
Ammoniovoltaite | (NH4)2Fe2+5Fe3+3Al(SO4)12(H2O)18 | Iso. m3m (4/m 3 2/m) : Fd3c |
Magnesiovoltaite | K2Mg5Fe3+3Al(SO4)12·18H2O | Iso. m3m (4/m 3 2/m) : Fd3c |
Pertlikite | K2(Fe2+,Mg)2Mg4Fe3+2Al(SO4)12 · 18H2O | Tet. 4/mmm (4/m 2/m 2/m) : I41/acd |
Voltaite | K2Fe2+5Fe3+3Al(SO4)12 · 18H2O | Iso. m3m (4/m 3 2/m) : Fd3c |
Related Minerals - Nickel-Strunz Grouping
7.CC. | Cobaltoblödite | Na2Co(SO4)2•4H2O | Mon. 2/m : P21/b |
7.CC. | Andychristyite | PbCu2+Te6+O5(H2O) | Tric. 1 : P1 |
7.CC.05 | Krausite | KFe(SO4)2 · H2O | Mon. 2/m : P21/m |
7.CC.10 | Tamarugite | NaAl(SO4)2 · 6H2O | Mon. 2/m |
7.CC.15 | Kalinite | KAl(SO4)2 · 11H2O | Mon. 2/m : B2/b |
7.CC.15 | Mendozite | NaAl(SO4)2 · 11H2O | Mon. 2/m |
7.CC.20 | Lonecreekite | (NH4)Fe3+(SO4)2 · 12H2O | Iso. |
7.CC.20 | Alum-(K) | KAl(SO4)2 · 12H2O | Iso. m3 (2/m 3) : Pa3 |
7.CC.20 | Alum-(Na) | NaAl(SO4)2 · 12H2O | |
7.CC.20 | Tschermigite | (NH4)Al(SO4)2 · 12H2O | Iso. m3 (2/m 3) : Pa3 |
7.CC.20 | Lanmuchangite | Tl+Al(SO4)2 · 12H2O | Iso. m3 (2/m 3) : Pa3 |
7.CC.25 | Voltaite | K2Fe2+5Fe3+3Al(SO4)12 · 18H2O | Iso. m3m (4/m 3 2/m) : Fd3c |
7.CC.25 | Pertlikite | K2(Fe2+,Mg)2Mg4Fe3+2Al(SO4)12 · 18H2O | Tet. 4/mmm (4/m 2/m 2/m) : I41/acd |
7.CC.25 | Ammoniomagnesiovoltaite | (NH4)2Mg2+5Fe3+3Al(SO4)12 · 18H2O | Iso. m3m (4/m 3 2/m) : Fd3c |
7.CC.30 | Kröhnkite | Na2Cu(SO4)2 · 2H2O | Mon. 2/m : P21/b |
7.CC.35 | Ferrinatrite | Na3Fe(SO4)3 · 3H2O | Trig. 3 : P3 |
7.CC.40 | Goldichite | KFe(SO4)2 · 4H2O | Mon. 2/m : P21/b |
7.CC.45 | Löweite | Na12Mg7(SO4)13 · 15H2O | Trig. |
7.CC.50 | Blödite | Na2Mg(SO4)2 · 4H2O | Mon. 2/m |
7.CC.50 | Nickelblödite | Na2(Ni,Mg)(SO4)2 · 4H2O | |
7.CC.50 | Changoite | Na2Zn(SO4)2 · 4H2O | Mon. 2/m : P21/b |
7.CC.55 | Leonite | K2Mg(SO4)2 · 4H2O | Mon. 2/m |
7.CC.55 | Mereiterite | K2Fe(SO4)2 · 4H2O | Mon. |
7.CC.60 | Boussingaultite | (NH4)2Mg(SO4)2 · 6H2O | Mon. 2/m : P21/b |
7.CC.60 | Cyanochroite | K2Cu(SO4)2 · 6H2O | Mon. 2/m |
7.CC.60 | Mohrite | (NH4)2Fe(SO4)2 · 6H2O | Mon. 2/m : P21/b |
7.CC.60 | Nickelboussingaultite | (NH4)2Ni(SO4)2 · 6H2O | |
7.CC.60 | Picromerite | K2Mg(SO4)2 · 6H2O | Mon. 2/m |
7.CC.65 | Polyhalite | K2Ca2Mg(SO4)4 · 2H2O | Tric. 1 |
7.CC.70 | Leightonite | K2Ca2Cu(SO4)4 · 2H2O | Tric. |
7.CC.75 | Amarillite | NaFe(SO4)2 · 6H2O | Mon. 2/m : B2/b |
7.CC.80 | Konyaite | Na2Mg(SO4)2 · 5H2O | Mon. 2/m : P21/b |
7.CC.85 | Wattevilleite | Na2Ca(SO4)2 · 4H2O (?) | Orth. |
Related Minerals - Dana Grouping (8th Ed.)
29.9.1.1 | Voltaite | K2Fe2+5Fe3+3Al(SO4)12 · 18H2O | Iso. m3m (4/m 3 2/m) : Fd3c |
29.9.1.3 | Pertlikite | K2(Fe2+,Mg)2Mg4Fe3+2Al(SO4)12 · 18H2O | Tet. 4/mmm (4/m 2/m 2/m) : I41/acd |
29.9.1.4 | Ammoniomagnesiovoltaite | (NH4)2Mg2+5Fe3+3Al(SO4)12 · 18H2O | Iso. m3m (4/m 3 2/m) : Fd3c |
Related Minerals - Hey's Chemical Index of Minerals Grouping
25.11.1 | Natrojarosite | NaFe3(SO4)2(OH)6 | Trig. 3m : R3m |
25.11.2 | Sideronatrite | Na2Fe(SO4)2(OH) · 3H2O | Orth. 2 2 2 : P21 21 21 |
25.11.3 | Metasideronatrite | Na2Fe(SO4)2(OH) · H2O | Orth. mmm (2/m 2/m 2/m) |
25.11.4 | Ferrinatrite | Na3Fe(SO4)3 · 3H2O | Trig. 3 : P3 |
25.11.5 | Amarillite | NaFe(SO4)2 · 6H2O | Mon. 2/m : B2/b |
25.11.6 | Yavapaiite | KFe(SO4)2 | Mon. 2/m : B2/m |
25.11.7 | Krausite | KFe(SO4)2 · H2O | Mon. 2/m : P21/m |
25.11.8 | Goldichite | KFe(SO4)2 · 4H2O | Mon. 2/m : P21/b |
25.11.9 | Jarosite | KFe3+ 3(SO4)2(OH)6 | Trig. 3m (3 2/m) : R3m |
25.11.10 | Voltaite | K2Fe2+5Fe3+3Al(SO4)12 · 18H2O | Iso. m3m (4/m 3 2/m) : Fd3c |
25.11.11 | Ungemachite | K3Na8Fe(SO4)6(NO3)2 · 6H2O | Trig. 3 : R3 |
25.11.12 | Metavoltine | Na6K2FeFe6(SO4)12O2 · 18H2O | Trig. |
25.11.13 | Sabieite | (NH4)Fe3+(SO4)2 | Trig. 3 2 : P3 2 1 |
25.11.14 | Ammoniojarosite | (NH4)Fe3+3(SO4)2(OH)6 | Trig. 3m : R3m |
25.11.15 | Clairite | (NH4)2Fe3(SO4)4(OH)3 · 3H2O | Tric. |
25.11.16 | Mohrite | (NH4)2Fe(SO4)2 · 6H2O | Mon. 2/m : P21/b |
25.11.17 | Lonecreekite | (NH4)Fe3+(SO4)2 · 12H2O | Iso. |
25.11.18 | Godovikovite | (NH4)Al(SO4)2 | Trig. 3 2 : P3 2 1 |
25.11.19 | Botryogen | MgFe3+(SO4)2(OH) · 7H2O | Mon. 2/m |
25.11.21 | Slavíkite | (H3O+)3Mg6Fe15(SO4)21(OH)18 · 98H2O | Trig. 3 : R3 |
25.11.23 | Sturmanite | Ca6(Fe3+,Al,Mn3+)2(SO4)2[B(OH)4](OH)12 · 25H2O | Trig. 3m : P3 1c |
25.11.24 | Millosevichite | (Al,Fe)2(SO4)3 | Trig. 3 : R3 |
25.11.25 | Aluminocopiapite | Al2/3Fe3+4(SO4)6(OH)2 · 20H2O | Tric. 1 : P1 |
25.11.26 | Halotrichite | FeAl2(SO4)4 · 22H2O | Mon. 2 : P2 |
25.11.27 | Idrizite | (Mg,Fe)(Al,Fe)2(SO4)3(OH)2 · 15H2O or near | |
25.11.28 | Lishizhenite | ZnFe2(SO4)4 · 14H2O | Tric. 1 : P1 |
Other Information
Notes:
Slowly soluble in water. Decomposes in air.
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 Zincovoltaite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Li Wanmao, Chen Guoying, and Sun Shurong (1987) Zincovoltaite - A new sulfate mineral. Acta Mineralogica Sinica (4), 307-12 (in Chinese with English abstract).
Yang Hexiong and Fu Pingqiu (1988) A further study of zincobotryogen. Acta Mineralogica Sinica 7(4), 223-224 (in Chinese with English abstract). - American Mineralogist (1990), 75, 244-45 (abstract).
Majzlan, J., Schlicht, H., Wierzbicka-Wieczorek, M., Giester, G., Pöllmann, H., Brömme, B., Doyle, S., Buth, G., Bender Koch, C. (2013): A contribution to the crystal chemistry of the voltaite group: solid solutions, Mössbauer and infrared spectra, and anomalous anisotropy. Mineralogy and Petrology, 107, 221-233.
Internet Links for Zincovoltaite
mindat.org URL:
https://www.mindat.org/min-4438.html
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External Links:
Mineral Dealers:
Localities for Zincovoltaite
Locality List




All localities listed without proper references should be considered as questionable.
China (TL) | |
| Li Wanmao, Chen Guoying, and Sun Shurong (1987): Acta Mineralogica Sinica (4), 307-312. |
Hungary | |
| collector: Gábor Koller, XRD: Ferenc Kristály, EDS: Sándor Szakáll; Szakáll-Kristály-2018 |
Blue Lizard Mine, Red Canyon, White Canyon District, San Juan Co., Utah, USA