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Asselbornite

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Big Photo

Walpurgis Flacher vein, Weißer Hirsch Mine (Shaft 3), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany
© Stephan Wolfsried

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Formula:
Pb(BiO)
 
3
(UO
 
2
)
 
4
(AsO
 
4
)
 
2
(OH)
 
7
·4H
 
2
O
System:IsometricColour:Brown to lemon-yellow
Lustre:Adamantine, GreasyHardness:3
Name:For Eric Asselborn (1954– ), surgeon and mineral collector, of Dijon, France, in whose collection the mineral was first found.


The arsenate analogue of Šreinite.

Classification of Asselbornite

IMA status:Approved 1980
Strunz 8th edition ID:7/E.10-10
Nickel-Strunz 10th (pending) edition ID:8.ED.10

8 : PHOSPHATES, ARSENATES, VANADATES
E : Uranyl phosphates and arsenates
D : Unclassified
Dana 8th edition ID:42.4.11.1

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
4 : (AB)5(XO4)2Zq·xH2O
Hey's CIM Ref.:20.7.17

20 : Arsenates (also arsenates with phosphate, but without other anions)
7 : Arsenates of U
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Type Occurrence of Asselbornite

Type Locality:Walpurgis Flacher vein, Weißer Hirsch Mine (Shaft 3), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany
Year of Discovery:1983

Physical Properties of Asselbornite

Lustre:Adamantine, Greasy
Colour:Brown to lemon-yellow
Hardness (Mohs):3

Crystallography of Asselbornite

Crystal System:Isometric
Cell Parameters:a = 15.66Å
Unit Cell Volume:V 3,840.39 ų (Calculated from Unit Cell)

Optical Data of Asselbornite

Type:Isotropic

Chemical Properties of Asselbornite

Formula:
Pb(BiO)
 
3
(UO
 
2
)
 
4
(AsO
 
4
)
 
2
(OH)
 
7
·4H
 
2
O
Essential elements:As, Bi, H, O, Pb, U
All elements listed in formula:As, Bi, H, O, Pb, U

Relationship of Asselbornite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.ED.05Moreauite
Al
 
3
(UO
 
2
)(PO
 
4
)
 
3
(OH)
 
2
 · 13H
 
2
O
8.ED.10Metalodèvite
Zn(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 10H
 
2
O
8.ED.10Šreinite
Pb(BiO)
 
3
(UO
 
2
)
 
4
(PO
 
4
)
 
2
(OH)
 
7
·4H
 
2
O
8.ED.15Kamitugaite
AlPb(UO
 
2
)
 
5
(PO
 
4
,AsO
 
4
)
 
2
(OH)
 
9
 · 5H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
20.7.1Trögerite
(UO
 
2
)
 
3
(AsO
 
4
)
 
2
 · 12H
 
2
O (?)
20.7.2Natrouranospinite
(Na
 
2
,Ca)(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 5H
 
2
O
20.7.3Abernathyite
K
 
2
(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 6H
 
2
O
20.7.4Metazeunerite
Cu(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 8H
 
2
O
20.7.5Zeunerite
Cu(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 12H
 
2
O
20.7.6Metanováčekite
Mg(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 4-8H
 
2
O
20.7.7Nováčekite-I
Mg(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 12H
 
2
O
20.7.8Arsenuranylite
Ca(UO
 
2
)
 
4
(AsO
 
4
)
 
2
(OH)
 
4
 · 6H
 
2
O
20.7.9Metauranospinite
Ca(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 8H
 
2
O
20.7.10Uranospinite
Ca(UO
 
2
)(AsO
 
4
)
 
2
 · 10H
 
2
O
20.7.11Metaheinrichite
Ba(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 8H
 
2
O
20.7.12Heinrichite
Ba(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 10H
 
2
O
20.7.13Metalodèvite
Zn(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 10H
 
2
O
20.7.14Arsenuranospathite
HAl(UO
 
2
)
 
4
(AsO
 
4
)
 
4
 · 40H
 
2
O
20.7.15Hallimondite
Pb
 
2
(UO
 
2
)(AsO
 
4
)
 
2
 · nH
 
2
O, 0 ≤ n ≤ 0.5
20.7.16Hügelite
Pb
 
2
(UO
 
2
)
 
3
(AsO
 
4
)
 
2
O
 
2
 · 5H
 
2
O
20.7.18Metakahlerite
Fe
2+
 
(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 8H
 
2
O
20.7.19Kahlerite
Fe(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 12H
 
2
O
20.7.20Metakirchheimerite
Co(UO
 
2
)
 
2
(AsO
 
4
)
 
2
 · 8H
 
2
O

Other Names for Asselbornite

Synonyms:
IMA1980-087
Other Languages:
German:Asselbornit
Spanish:Asselbornita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Asselbornite

Reference List:

- +
Sarp, H., J. Bertrand & J. Deferne (1983): Asselbornite, (Pb,Ba)(UO2)6(BiO)4[(As,P)O4]2 (OH)12 * 3 H2O, a new uranium, bismuth, lead and barium hydrous arsenate: Neues Jahrbuch für Mineralogie, Monatshefte: 417-423.

American Mineralogist (1984): 69: 565.

Sejkora, Jiří; Čejka, Jiří (2007), Šreinite from Horní Halže, the Krušné hory Mountains, Czech Republic, a new mineral species, its comparison with asselbornite from Schneeberg, and new data for asselbornite. Neues Jahrbuch für Mineralogie - Abhandlungen, Volume 184(2)197-206.

Internet Links for Asselbornite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Asselbornite details from Handbook of Mineralogy (PDF)
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    • Localities for Asselbornite

    Hide Locality List
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Germany
     
    • Saxony
      • Erzgebirge
        • Schneeberg District
          • Neustädtel
            • Weißer Hirsch Mine (Shaft 3)
    		Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 967; Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV
      • Vogtland
        • Oelsnitz
    		T. Witzke (1996): Neufunde aus Sachsen (V): Asselbornit, Soddyit, Conichalcit, Natrium-Zippeit, Metaschoepit und Moorhouseit.- Lapis 21 (6), 40-41
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