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Agricolaite

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About AgricolaiteHide

08283370014947413855139.jpg
Georgius Agricola
Formula:
K4(UO2)(CO3)3
Colour:
yellow
Lustre:
Vitreous
Hardness:
4
Specific Gravity:
3.531 (Calculated)
Crystal System:
Monoclinic
Name:
Named in 2011 by R. Skála, P. Ondruš, F. Veselovský, I. Císařová, and J. Hloušek, in honor of Georgius Agricola (Glauchau, 24 March 1494 - Chemnitz, 21 November 1555), German scholar and scientist. He is considered the "father of mineralogy."
Not to be confused with Agricolite.

Known as a synthetic compound.


Classification of AgricolaiteHide

Approved
Approval year:
2010
5.ED.50

5 : CARBONATES (NITRATES)
E : Uranyl Carbonates
D : UO2:CO3 = 1:3
14.4.8.2

14 : ANHYDROUS NORMAL CARBONATES
4 : Miscellaneous

Physical Properties of AgricolaiteHide

Vitreous
Transparency:
Translucent
Colour:
yellow
Streak:
pale yellow
Hardness:
Hardness Data:
Measured
Tenacity:
Brittle
Cleavage:
None Observed
Parting:
none
Fracture:
Irregular/Uneven
Density:
3.531 g/cm3 (Calculated)

Chemical Properties of AgricolaiteHide

Formula:
K4(UO2)(CO3)3

Crystallography of AgricolaiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Setting:
C2/c
Cell Parameters:
a = 10.2380(2) Å, b = 9.1930(2) Å, c = 12.2110(3) Å
β = 95.108(2)°
Ratio:
a:b:c = 1.114 : 1 : 1.328
Unit Cell V:
1,144.71 ų (Calculated from Unit Cell)

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0012166AgricolaiteAnderson A, Chieh C, Irish D E, Tong J P K (1980) An X-ray crystallographic, Raman, and infrared spectral study of crystalline potassium uranyl carbonate, K4UO2(CO3)3 Canadian Journal of Chemistry 58 1651-16581980synthetic0293
0012225AgricolaiteHan J C, Rong S B, Chen Q M, Wu X R (1990) The determination of the crystal structure of tetrapotassium uranyl tricarbonate by powder X-ray diffraction method Chinese Journal of Chemistry 4 313-3181990synthetic0293
0018661AgricolaiteSkala R, Ondrus P, Veselovsky F, Cisarova I, Hlousek J (2011) Agricolaite, a new mineral of uranium from Jachymov, Czech Republic Mineralogy and Petrology 103 169-1752011Jachymov, Czech Republic0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
6.061 Å(55)
5.793 Å(30)
5.087 Å(57)
3.740 Å(100)
3.393 Å(44)
2.408 Å(33)
2.281 Å(52)
1.873 Å(40)

Type Occurrence of AgricolaiteHide

Synonyms of AgricolaiteHide

Related Minerals - Nickel-Strunz GroupingHide

5.ED.05BayleyiteMg2(UO2)(CO3)3 · 18H2OMon.
5.ED.10SwartziteMgCa(UO2)(CO3)3 · 12H2OMon. 2/m : P21/m
5.ED.15AlbrechtschraufiteCa4Mg(UO2)2(CO3)6F2 · 17-18H2OTric. 1 : P1
5.ED.20LiebigiteCa2(UO2)(CO3)3 · 11H2OOrth. mm2
5.ED.25RabbittiteCa3Mg3(UO2)2(CO3)6(OH)4 · 18H2OMon.
5.ED.30AndersoniteNa2Ca(UO2)(CO3)3 · 6H2OTrig. 3 : R3
5.ED.35GrimseliteK3Na(UO2)(CO3)3 · H2OHex.
5.ED.40WidenmannitePb2(OH)2[(UO2)(CO3)2]Orth.
5.ED.45ZnucaliteZn12Ca(UO2)(CO3)3(OH)22 · 4H2OOrth.
5.ED.50ČejkaiteNa4(UO2)(CO3)3Mon. m : Bb

Other InformationHide

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 AgricolaiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Hofman, R. (1905) Dr. Georg Agricola, Ein Gelehrtenleben aus dem Zeitalter der Reformation, F. A. Perthes, Gotha.
Darmstaedter, E. (1926) Georg Agricola. Leben und Werk, Muenchen.
Hartman, H. (1953) Georg Agricola, 1494-1555, Begrunder dreier Wissenschafter, Mineralogie- Geologie - Bergbaukunde, Wissenschaftliche Verlagsgesellschaft M. B. H., Stuttgart.
Skála, R., Ondruš, P., Veselovský, F., Císařová, I. and Hloušek, J. (2011): Agricolaite, a new mineral of uranium from Jachymov, Czech Republic. Mineralogy and Petrology 103, 169-175.

Internet Links for AgricolaiteHide

Localities for AgricolaiteHide

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.
Czech Republic (TL)
 
  • Karlovy Vary Region
    • Karlovy Vary District
      • Jáchymov
Skála, R., Ondruš, P., Veselovský, F., Císařová, I. & Hloušek, J. (2011): Agricolaite, a new mineral of uranium from Jachymov, Czech Republic. Mineralogy & Petrology 103, 169-175.
In the collection of Brent Thorne.
        • Svornost Mine (Einigkeit Mine)
Plášil, J., Čejka, J., Sejkora, J., Hloušek, J., Škoda, R., Novák, M., Dušek, M., Císařová, I., Němec, I., Ederová, J. (2017) Línekite, K2Ca3[(UO2)(CO3)3]2.8H2O, a new uranyl carbonate mineral from Jáchymov, Czech Republic. Journal of Geosciences: 62: 201–213.
Spain
 
  • Catalonia
    • Lleida (Lérida)
      • El Pallars Jussà
        • La Vall Fosca
          • La Torre de Cabdella (La Torre de Capdella)
            • Castell-estaó
Castillo-Oliver, M.; Melgarejo, J.C.; Torró, L.; Villanova-de-Benavent, C.; Campeny, M.; Díaz-Acha, Y.; Amores-Casals, S.; Xu, J.; Proenza, J.; Tauler, E. Sandstone-Hosted Uranium Deposits as a Possible Source for Critical Elements: The Eureka Mine Case, Castell-Estaó, Catalonia. Minerals 2020, 10, 34.
 
Mineral and/or Locality  
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