Cobaltzippeite
A valid IMA mineral species
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About Cobaltzippeite
Formula:
Co(UO2)2(SO4)O2 · 3.5H2O
Colour:
Tan to brownish yellow, yellow-orange
Hardness:
2
Specific Gravity:
4.948 (Calculated)
Crystal System:
Monoclinic
Member of:
Name:
In allusion to its composition, with dominant cobalt, and its relationship to zippeite. Originally named cobalt-zippeite, the hyphen was removed in a renaming by the IMA in 2008 (Burke 2008).
This page provides mineralogical data about Cobaltzippeite.
Unique Identifiers
Mindat ID:
1098
Long-form identifier:
mindat:1:1:1098:2
GUID
(UUID V4):
(UUID V4):
e746db09-5979-47de-80d2-c30fccdf99aa
IMA Classification of Cobaltzippeite
Classification of Cobaltzippeite
7.EC.05
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
E : Uranyl sulfates
C : With medium-sized and large cations
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
E : Uranyl sulfates
C : With medium-sized and large cations
31.10.4.6
31 : HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
10 : Miscellaneous
31 : HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
10 : Miscellaneous
25.12.2
25 : Sulphates
12 : Sulphates of Co and Ni
25 : Sulphates
12 : Sulphates of Co and Ni
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 |
---|---|---|
Czip | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Pronunciation of Cobaltzippeite
Pronunciation:
Play | Recorded by | Country |
---|---|---|
Jolyon Ralph | United Kingdom |
Physical Properties of Cobaltzippeite
Transparency:
Translucent
Colour:
Tan to brownish yellow, yellow-orange
Hardness:
2 on Mohs scale
Density:
4.948 g/cm3 (Calculated)
Optical Data of Cobaltzippeite
Type:
Biaxial (-)
RI values:
nα = 1.747 nβ = 1.779 nγ = 1.840
Max Birefringence:
δ = 0.093
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:
Very High
Dispersion:
r > v
Pleochroism:
Visible
Comments:
X = colorless; Y = pale yellow; Z = yellow.
Chemistry of Cobaltzippeite
Mindat Formula:
Co(UO2)2(SO4)O2 · 3.5H2O
Crystallography of Cobaltzippeite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 8.650(4) Å, b = 14.252(9) Å, c = 17.742(10) Å
β = 104.092(19)°
β = 104.092(19)°
Ratio:
a:b:c = 0.607 : 1 : 1.245
Unit Cell V:
2,121.41 ų (Calculated from Unit Cell)
Morphology:
Minute tabular {010} grains and petal-like aggregates.
Twinning:
Simple and polysynthetic twins observed in synthetic material.
Crystal Structure
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2x2x2 | 3x3x3 | 4x4x4
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0005853 | Cobaltzippeite | Burns P C, Deely K M, Hayden L A (2003) The crystal chemistry of the zippeite group The Canadian Mineralogist 41 687-706 | 2003 | 0 | 293 | ||
0005853 | Cobaltzippeite | Burns P C, Deely K M, Hayden L A (2003) The crystal chemistry of the zippeite group The Canadian Mineralogist 41 687-706 | 2003 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
7.21 Å | (100) |
3.59 Å | (46) |
3.12 Å | (28) |
3.47 Å | (22) |
1.963 Å | (12) |
2.491 Å | (11) |
2.653 Å | (10) |
Comments:
Synthetic
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 7: Great Oxidation Event | <2.4 |
47b : [Sulfates and sulfites] | |
47f : [Uranyl (U⁶⁺) minerals] | |
Stage 10b: Anthropogenic minerals | <10 Ka |
55 : Anthropogenic mine minerals |
Type Occurrence of Cobaltzippeite
General Appearance of Type Material:
Coatings on mine walls.
Place of Conservation of Type Material:
The Natural History Museum, London, England, 1981,537 and 1981,538.
Associated Minerals at Type Locality:
Synonyms of Cobaltzippeite
Other Language Names for Cobaltzippeite
German:Kobalt-Zippeit
Russian:Кобальтциппеит
Relationship of Cobaltzippeite to other Species
Member of:
Other Members of this group:
Ammoniozippeite | (NH4)2[(UO2)2(SO4)O2] · H2O | Orth. mmm (2/m 2/m 2/m) |
Magnesiozippeite | Mg(UO2)2(SO4)O2 · 3.5H2O | Mon. 2/m : B2/m |
Natrozippeite | Na5(UO2)8(SO4)4O5(OH)3 · 12H2O | Mon. 2/m : P21/m |
Nickelzippeite | Ni2(UO2)6(SO4)3(OH)10 · 16H2O | Mon. |
Plavnoite | K0.8Mn0.6[(UO2)2O2(SO4)] · 3.5H2O | Mon. 2/m : B2/m |
Pseudojohannite | Cu3(OH)2[(UO2)4(SO4)2] · 12H2O | Tric. 1 : P1 |
Sejkoraite-(Y) | Y2(UO2)8(SO4)4O6(OH)2 · 26H2O | Tric. 1 : P1 |
Zinczippeite | Zn(UO2)2(SO4)O2 · 3.5H2O | Mon. 2/m : B2/m |
Zippeite | K3(UO2)4(SO4)2O3(OH) · 3H2O | Mon. 2 : B2 |
Common Associates
Related Minerals - Strunz-mindat Grouping
7.EC. | Adolfpateraite | K(UO2)(SO4)(OH)(H2O) |
7.EC. | Beshtauite | (NH4)2(UO2)(SO4)2 · 2H2O |
7.EC. | Seaborgite | LiK2Na6(UO2)(SO4)5(SO3OH)(H2O) |
7.EC. | Nitscheite | (NH4)2[(UO2)2(SO4)3(H2O)2] · 3H2O |
7.EC. | Oldsite | K2Fe2+[(UO2)(SO4)2]2(H2O)8 |
7.EC. | Libbyite | (NH4)2(Na2◻)[(UO2)2(SO4)3(H2O)]2 · 7H2O |
7.EC.05 | Magnesiozippeite | Mg(UO2)2(SO4)O2 · 3.5H2O |
7.EC.05 | Nickelzippeite | Ni2(UO2)6(SO4)3(OH)10 · 16H2O |
7.EC.05 | Natrozippeite | Na5(UO2)8(SO4)4O5(OH)3 · 12H2O |
7.EC.05 | Zinczippeite | Zn(UO2)2(SO4)O2 · 3.5H2O |
7.EC.05 | Zippeite | K3(UO2)4(SO4)2O3(OH) · 3H2O |
7.EC.05 | Plavnoite | K0.8Mn0.6[(UO2)2O2(SO4)] · 3.5H2O |
7.EC.05 | Redcanyonite | (NH4)2Mn[(UO2)4O4(SO4)2](H2O)4 |
7.EC.05 | Ammoniozippeite | (NH4)2[(UO2)2(SO4)O2] · H2O |
7.EC.10 | Rabejacite | Ca(UO2)4(SO4)2(OH)6 · 6H2O |
7.EC.10 | Svornostite | K2Mg[(UO2)(SO4)2]2 · 8H2O |
7.EC.15 | Marécottite | Mg3(UO2)8(SO4)4O6(OH)2 · 28H2O |
7.EC.15 | Sejkoraite-(Y) | Y2(UO2)8(SO4)4O6(OH)2 · 26H2O |
7.EC.20 | Pseudojohannite | Cu3(OH)2[(UO2)4(SO4)2] · 12H2O |
7.EC.40 | Bluelizardite | Na7(UO2)(SO4)4Cl(H2O)2 |
7.EC.45 | Meisserite | Na5(UO2)(SO4)3(SO3OH)(H2O) |
7.EC.45 | Fermiite | Na4(UO2)(SO4)3 · 3H2O |
7.EC.45 | Oppenheimerite | Na2(UO2)(SO4)2 · 3H2O |
7.EC.50 | Plášilite | Na(UO2)(SO4)(OH) · 2H2O |
7.EC.50 | Feynmanite | Na(UO2)(SO4)(OH) · 3.5H2O |
7.EC.55 | Geschieberite | K2(UO2)(SO4)2 · 2H2O |
7.EC.60 | Ottohahnite | Na6(UO2)2(SO4)5(H2O)7 · 1.5H2O |
7.EC.65 | Péligotite | Na6(UO2)(SO4)4 · 4H2O |
7.EC.70 | Klaprothite | Na6(UO2)(SO4)4 · 4H2O |
7.EC.75 | Lussierite | Na10[(UO2)(SO4)4](SO4)2 · 3(H2O) |
7.EC.80 | Navrotskyite | K2Na10(UO2)3(SO4)9 · 2H2O |
7.EC.85 | Pseudomeisserite-(NH4) | (NH4)2Na4[(UO2)2(SO4)5] · 4H2O |
7.EC.90 | Wetherillite | Na2Mg(UO2)2(SO4)4 · 18H2O |
Other Information
Notes:
Radioactive
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 Cobaltzippeite
mindat.org URL:
https://www.mindat.org/min-1098.html
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References for Cobaltzippeite
Reference List:
Burns, Peter C. (2005) U6+ minerals and inorganic compounds: insights into an expanded structural hierarchy of crystal structures. The Canadian Mineralogist, 43 (6) 1839-1894 doi:10.2113/gscanmin.43.6.1839
Localities for Cobaltzippeite
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.
Czech Republic | |
| Jakub Plasil |
Hungary | |
| Zsombor Eva Collection |
USA | |
| EDS and Raman analyzed by Joy Desor. |
| R&M 53:2 pp 68-71 |
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Happy Jack Mine, White Canyon Mining District, San Juan County, Utah, USA