IMPORTANT MESSAGE. We need your support now to keep mindat.org running. Click here to find out why.
Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for Educators
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Agricolaite

This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About AgricolaiteHide

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)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
6.061 (55)
5.793 (30)
5.087 (57)
3.740 (100)
3.393 (44)
2.408 (33)
2.281 (52)
1.873 (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)3Tric.

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
    • Krušné Hory Mts (Erzgebirge)
      • Jáchymov District (St Joachimsthal)
        • Jáchymov (St Joachimsthal)
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.
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2018, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: October 23, 2018 15:44:32 Page generated: August 27, 2018 00:37:52
Go to top of page