Deveroite-(Ce)
A valid IMA mineral species
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About Deveroite-(Ce)
Lake Devero - Devero Nature Park, Italy
Formula:
Ce2(C2O4)3 · 10H2O
Colour:
Colourless
Lustre:
Vitreous
Hardness:
2 - 2½
Specific Gravity:
2.352 (Calculated)
Crystal System:
Monoclinic
Name:
Named in recognition of Devero Valley and Devero Natural Park.
One of the rare oxalate minerals.
Synthetic La- and Nd-analogues exist.
Synthetic La- and Nd-analogues exist.
Unique Identifiers
Mindat ID:
43870
Long-form identifier:
mindat:1:1:43870:4
Similar Names
| Degeroite | A variety of Hisingerite | ~(Fe3+,Mg)2(Si2O5)(OH)4 · 2H2O |
| Doverite | A synonym of Synchysite-(Y) | |
| Tephroite | A valid IMA mineral species - grandfathered | Mn22+(SiO4) |
IMA Classification of Deveroite-(Ce)
Classification of Deveroite-(Ce)
10.AB.
10 : ORGANIC COMPOUNDS
A : Salts of organic acids
B : Oxalates
10 : ORGANIC COMPOUNDS
A : Salts of organic acids
B : Oxalates
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 for Standard |
|---|---|---|
| Dvr-Ce | 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 Deveroite-(Ce)
Vitreous
Transparency:
Transparent
Colour:
Colourless
Streak:
White
Hardness:
2 - 2½ on Mohs scale
Tenacity:
Brittle
Cleavage:
Perfect
along {010}
along {010}
Density:
2.352 g/cm3 (Calculated)
Comment:
Could not be measured due to small grain size.
Optical Data of Deveroite-(Ce)
Type:
Biaxial (-)
Optical Extinction:
β ∧ c = 27°.
Pleochroism:
Non-pleochroic
Chemistry of Deveroite-(Ce)
Mindat Formula:
Ce2(C2O4)3 · 10H2O
Element Weights:
Elements listed:
Crystallography of Deveroite-(Ce)
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Setting:
P21/c
Cell Parameters:
a = 11.240(8) Å, b = 9.635(11) Å, c = 10.339(12) Å
β = 114.41(10)°
β = 114.41(10)°
Ratio:
a:b:c = 1.167 : 1 : 1.073
Unit Cell V:
1019.6 ų
Morphology:
Elongated tabular, acicular prisms.
Twinning:
None observed.
Crystal Structure
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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) |
|---|---|---|---|---|---|---|---|
| 0019971 | Deveroite-(Ce) | Ollendorff W, Weigel F (1969) The crystal structure of some lanthanide oxalate decahydrates, Ln2(C2O4)3*10H2O, with Ln = La, Ce, Pr, and Nd Inorganic and Nuclear Chemistry Letters 5 263-269 | 1969 | synthetic | 0 | 293 |
CIF Raw Data - click here to close
Epitaxial Relationships of Deveroite-(Ce)
Epitaxial Minerals:
| 'Cervandonite-(Ce)' | (Ce,Nd,La)(Fe3+,Fe2+,Ti,Al)3O2(Si2O7)(As3+O3)(OH) |
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 10.266 Å | (100) |
| 4.816 Å | (35.26) |
| 3.415 Å | (27.83) |
| 5.125 Å | (24.70) |
| 4.988 Å | (22.98) |
Comments:
From Type Description.
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere | <0.6 |
| 53 : Other minerals with taphonomic origins | <0.4 |
Type Occurrence of Deveroite-(Ce)
General Appearance of Type Material:
As sprays of colourless elongated tabular, acicular prisms only on cervandonite-(Ce).
Place of Conservation of Type Material:
Type material is deposited in the collections of the collections of the Museum of Mineralogy of the Department of Geosciences at the University of Padova, Italy, catalogue number MMP M12148.
Geological Setting of Type Material:
In alpine fissures of Mount Cervandone.
Associated Minerals at Type Locality:
Synonyms of Deveroite-(Ce)
Other Language Names for Deveroite-(Ce)
Dutch:Deveroiet-(Ce)
German:Deveroit-(Ce)
Common Associates
Associations Based on Photo Data:
| 7 photos of Deveroite-(Ce) associated with Cervandonite-(Ce) | (Ce,Nd,La)(Fe3+,Fe2+,Ti,Al)3O2(Si2O7)(As3+O3)(OH) |
| 1 photo of Deveroite-(Ce) associated with Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| 1 photo of Deveroite-(Ce) associated with Gasparite-(Ce) | Ce(AsO4) |
Related Minerals - Strunz-mindat Grouping
| 10.AB. | Edwindavisite | Cu(C2O4)(NH3) |
| 10.AB.X | Falottaite | MnC2O4 · 3H2O |
| 10.AB. | Uroxite | [(UO2)2(C2O4)(OH)2(H2O)2] · H2O |
| 10.AB.05 | Katsarosite | Zn(C2O4) · 2H2O |
| 10.AB.05 | Andreybulakhite | Ni(C2O4) · 2H2O |
| 10.AB.05 | Humboldtine | Fe2+(C2O4) · 2H2O |
| 10.AB.05 | Lindbergite | Mn2+(C2O4) · 2H2O |
| 10.AB.10 | Glushinskite | Mg(C2O4) · 2H2O |
| 10.AB.15 | Moolooite | Cu(C2O4) · nH2O |
| 10.AB.20 | Stepanovite | NaMgFe3+(C2O4)3 · 8-9H2O |
| 10.AB.25 | Minguzzite | K3Fe3+(C2O4)3 · 3H2O |
| 10.AB.30 | Wheatleyite | Na2Cu(C2O4)2 · 2H2O |
| 10.AB.35 | Zhemchuzhnikovite | NaMgAl(C2O4)3 · 8H2O |
| 10.AB.40 | Weddellite | Ca(C2O4) · (2.5-x)H2O |
| 10.AB.45 | Whewellite | Ca(C2O4) · H2O |
| 10.AB.47 | Fiemmeite | Cu2(C2O4)(OH)2 · 2H2O |
| 10.AB.50 | Caoxite | Ca(C2O4) · 3H2O |
| 10.AB.50 | Middlebackite | Cu2C2O4(OH)2 |
| 10.AB.52 | Metauroxite | (UO2)2(C2O4)(OH)2(H2O)2 |
| 10.AB.55 | Oxammite | (NH4)2(C2O4) · H2O |
| 10.AB.60 | Natroxalate | Na2(C2O4) |
| 10.AB.60 | Phoxite | (NH4)2Mg2(C2O4)(PO3OH)2(H2O)4 |
| 10.AB.60 | Carboferriphoxite | [(NH4)K(H2CO3)][Fe3+(HPO4)(H2PO4)(C2O4)] |
| 10.AB.60 | Ferriphoxite | [(NH4)2K(H2O)][Fe3+(HPO4)2(C2O4)] |
| 10.AB.65 | Coskrenite-(Ce) | Ce2(SO4)2(C2O4) · 8H2O |
| 10.AB.70 | Levinsonite-(Y) | (Y,Nd,La)Al(C2O4)(SO4)2 · 12H2O |
| 10.AB.75 | Zugshunstite-(Ce) | (Ce,Nd,La)Al(C2O4)(SO4)2 · 12H2O |
| 10.AB.80 | Novgorodovaite | Ca2(C2O4)Cl2 · 2H2O |
Fluorescence of Deveroite-(Ce)
Not fluorescent
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 Deveroite-(Ce)
mindat.org URL:
https://www.mindat.org/min-43870.html
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References for Deveroite-(Ce)
Reference List:
Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2013) New minerals and nomenclature modifications approved in 2013. CNMNC Newsletter No 16. Mineralogical Magazine, 77 (6) 2695-2709 doi:10.1180/minmag.2013.077.6.01
Localities for Deveroite-(Ce)
Showing 2 localities.
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.
India | |
| Färber (n.d.) |
Italy (TL) | |
| Williams et al. (2013) +2 other references |
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Monte Cervandone area, Devero Alp, Baceno, Verbano-Cusio-Ossola Province, Piedmont, Italy