Juangodoyite
A valid IMA mineral species
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About Juangodoyite
Juan Godoy
Formula:
Na2Cu(CO3)2
Colour:
Vivid ultramarine blue
Lustre:
Earthy
Specific Gravity:
2.984 (Calculated)
Crystal System:
Monoclinic
Name:
Named after Juan Godoy (1800, Copiapó, Chile - 1842, Copiapó, Chile), discoverer of the Chañarcillo silver mine
Isostructural with synthetic sodium di(carbonato)cuprate(II)
Unique Identifiers
Mindat ID:
27414
Long-form identifier:
mindat:1:1:27414:2
GUID
(UUID V4):
(UUID V4):
bbfbda0f-3440-4105-afe8-2430cf966ba1
IMA Classification of Juangodoyite
Classification of Juangodoyite
5.AB.60
5 : CARBONATES (NITRATES)
A : Carbonates without additional anions, without H2O
B : Alkali-earth (and other M2+) carbonates
5 : CARBONATES (NITRATES)
A : Carbonates without additional anions, without H2O
B : Alkali-earth (and other M2+) carbonates
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 |
|---|---|---|
| Jgd | 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 Juangodoyite
Chemistry of Juangodoyite
Mindat Formula:
Na2Cu(CO3)2
Elements listed:
Crystallography of Juangodoyite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Setting:
P21/a
Cell Parameters:
a = 6.171(4) Å, b = 8.171(5) Å, c = 5.645(4) Å
β = 116.23°
β = 116.23°
Ratio:
a:b:c = 0.755 : 1 : 0.691
Unit Cell V:
255.33 ų
Z:
2
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) |
|---|---|---|---|---|---|---|---|
| 0009808 | Juangodoyite | Maslen E N, Spadaccini N, Watson K J (1986) Electron density in non-ideal metal complexes. II. Sodium bis(carbonato)cuprate(II) Acta Crystallographica B42 430-436 |  | 1986 | synthetic | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 2.666 Å | (100) |
| 4.258 Å | (75) |
| 5.056 Å | (66) |
| 2.619 Å | (65) |
| 4.575 Å | (57) |
Comments:
Format: d/Å (I/%)
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 7: Great Oxidation Event | <2.4 |
| 47c : [Carbonates, phosphates, borates, nitrates] |
Type Occurrence of Juangodoyite
General Appearance of Type Material:
Fine-grained pseudomorphs, with crystallites up to 5 μm in size, after small laths of chalconatronite.
Place of Conservation of Type Material:
Mineralogical Museum of the University of Hamburg, Germany.
Geological Setting of Type Material:
Oxidation zone.
Associated Minerals at Type Locality:
Synonyms of Juangodoyite
Other Language Names for Juangodoyite
Common Associates
Associated Minerals Based on Photo Data:
| 11 photos of Juangodoyite associated with Sanrománite | Na2CaPb3[CO3]5 |
| 5 photos of Juangodoyite associated with Chalconatronite | Na2Cu(CO3)2 · 3H2O |
| 3 photos of Juangodoyite associated with Malachite | Cu2(CO3)(OH)2 |
| 2 photos of Juangodoyite associated with Aragonite | CaCO3 |
| 1 photo of Juangodoyite associated with Trona | Na3H(CO3)2 · 2H2O |
| 1 photo of Juangodoyite associated with Nahcolite | NaHCO3 |
| 1 photo of Juangodoyite associated with Hydromagnesite | Mg5(CO3)4(OH)2 · 4H2O |
| 1 photo of Juangodoyite associated with Northupite | Na3Mg(CO3)2Cl |
Related Minerals - Strunz-mindat Grouping
| 5.AB. | Škáchaite | CaCo(CO3)2 |
| 5.AB.05 | Calcite | CaCO3 |
| 5.AB.05 | Gaspéite | NiCO3 |
| 5.AB.05 | Magnesite | MgCO3 |
| 5.AB.05 | Otavite | CdCO3 |
| 5.AB.05 | Rhodochrosite | MnCO3 |
| 5.AB.05 | Siderite | FeCO3 |
| 5.AB.05 | Smithsonite | ZnCO3 |
| 5.AB.05 | Spherocobaltite | CoCO3 |
| 5.AB.05 va | Parakutnohorite | |
| 5.AB.10 | Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| 5.AB.10 | Dolomite | CaMg(CO3)2 |
| 5.AB.10 | Kutnohorite | CaMn2+(CO3)2 |
| 5.AB.10 | Minrecordite | CaZn(CO3)2 |
| 5.AB.15 | Aragonite | CaCO3 |
| 5.AB.15 | Cerussite | PbCO3 |
| 5.AB.15 | Strontianite | SrCO3 |
| 5.AB.15 | Witherite | BaCO3 |
| 5.AB.20 | Vaterite | CaCO3 |
| 5.AB.25 | Huntite | CaMg3(CO3)4 |
| 5.AB.30 | Norsethite | BaMg(CO3)2 |
| 5.AB.35 | Alstonite | BaCa(CO3)2 |
| 5.AB.40 | Olekminskite | Sr(Sr,Ca,Ba)(CO3)2 |
| 5.AB.40 | Paralstonite | BaCa(CO3)2 |
| 5.AB.45 | Barytocalcite | BaCa(CO3)2 |
| 5.AB.50 | Carbocernaite | (Ca,Na)(Sr,Ce,Ba)(CO3)2 |
| 5.AB.55 | Benstonite | Ba6Ca6Mg(CO3)13 |
Fluorescence of Juangodoyite
none
Other Information
Notes:
It is easily dissolved in hydrochloric acid with strong effervescence. It is not soluble in water but will hydrate to chalconatronite within hours.
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 Juangodoyite
mindat.org URL:
https://www.mindat.org/min-27414.html
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References for Juangodoyite
Reference List:
Localities for Juangodoyite
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.
Chile (TL) | |
| Schlüter et al. (2005) +1 other reference |
Poland | |
| Łukasz Kruszewski PXRD & EPMA data (2018) +1 other reference |
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R-IX shaft, Komorniki, Gmina Polkowice, Polkowice County, Lower Silesian Voivodeship, Poland