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Dussertite

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Formula:
BaFe
3+
3
(AsO
 
4
)
 
2
(OH)
 
5
System:TrigonalColour:Green, yellow-green, ...
Hardness:
Member of:Dussertite Group > Alunite Supergroup
Name:After Desiré Dussert (1872-1928), French mining engineer who worked in Algeria.


A secondary mineral and frequently an alteration product of arsenopyrite.
Some dussertite contains Sb replacing Fe (Kolitsch et al., 1999).

Classification of Dussertite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/B.36-160
Nickel-Strunz 10th (pending) edition ID:8.BL.10

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
L : With medium-sized and large cations, (OH, etc.):RO4 = 3:1
Dana 8th edition ID:41.5.10.1

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
5 : (AB)2(XO4)Zq
Hey's CIM Ref.:20.9.13

20 : Arsenates (also arsenates with phosphate, but without other anions)
9 : Arsenates of Fe
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Type Occurrence of Dussertite

Type Locality:Djebel Debar (Djebel Debagh), Hammam Meskoutine, Guelma, Constantine Province, Algeria
Year of Discovery:1925
Associated Minerals at type locality:
Quartz

Occurrences of Dussertite

Geological Setting:Oxidized zones of base-metal deposits as alteration product of arsenopyrite.

Physical Properties of Dussertite

Diaphaneity (Transparency):Translucent
Colour:Green, yellow-green, bluish green; yellowish green in transmitted light.
Hardness (Mohs):
Density (measured):3.75 g/cm3
Density (calculated):4.09 g/cm3

Crystallography of Dussertite

Crystal System:Trigonal
Class (H-M):3m (3 2/m) - Hexagonal Scalenohedral
Space Group:R3m {R3 2/m}
Cell Parameters:a = 7.4244Å, c = 17.494Å
Ratio:a:c = 1 : 2.356
Unit Cell Volume:V 835.11 ų (Calculated from Unit Cell)
Z:3
Morphology:Crystals minute, flattened {0001}, aggregated into crusts or rosette-like groups.

Optical Data of Dussertite

Type:Uniaxial (-)
RI values: nω = 1.870 nε = 1.845 n = 1.85
2V:Measured: 15° to 20°
Maximum Birefringence:δ = 0.025

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Very High
Pleochroism:Visible
Comments:Shades of greenish yellow.
Comments:May be anomalously biaxial at times with 2V = 15° to 20°.

Chemical Properties of Dussertite

Formula:
BaFe
3+
3
(AsO
 
4
)
 
2
(OH)
 
5
Simplified for copy/paste:BaFe3+3(AsO4)2(OH)5
Essential elements:As, Ba, Fe, H, O
All elements listed in formula:As, Ba, Fe, H, O

Relationship of Dussertite to other Species

Member of:Dussertite Group > Alunite Supergroup
Other Members of Group:

- +
Arsenocrandallite
CaAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
Arsenoflorencite-(Ce)
CeAl
 
3
(AsO
 
4
)
 
2
(OH)
 
6
Arsenoflorencite-(La)
(La,Ce,Nd)(Al,Fe
3+
 
)
 
3
(AsO
 
4
,PO
 
4
)
 
2
(OH)
 
6
Arsenoflorencite-(Nd)
NdAl
 
3
(AsO
 
4
)
 
2
(OH)
 
6
Arsenogorceixite
BaAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
Arsenogoyazite
SrAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
Arsenowaylandite
BiAl
 
3
(AsO
 
4
)
 
2
(OH)
 
6
Graulichite-(Ce)
CeFe
3+
3
(AsO
 
4
)
 
2
(OH)
 
6
Philipsbornite
PbAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
Segnitite
PbFe
3+
3
(AsO
 
4
)
 
2
(OH,H
 
2
O)
 
6
Common Associates:
ScoroditeQuartzGoethiteCarminiteBeudantite
Arseniosiderite
Related Minerals - Nickel-Strunz Grouping):

- +
8.BL.05Beudantite
PbFe
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Corkite
PbFe
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Hidalgoite
PbAl
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Hinsdalite
PbAl
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Kemmlitzite
(Sr,Ce)Al
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Svanbergite
SrAl
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Woodhouseite
CaAl
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Gallobeudantite
PbGa
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.10Arsenogoyazite
SrAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
8.BL.10Arsenogorceixite
BaAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
8.BL.10Arsenocrandallite
CaAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
8.BL.10Benauite
SrFe
3+
3
(HPO
 
4
,PO
 
4
)
 
2
(OH)
 
6
8.BL.10Crandallite
CaAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
8.BL.10Eylettersite
(Th,Pb)Al
 
3
(PO
 
4
,SiO
 
4
)
 
2
(OH)
 
6
8.BL.10Gorceixite
BaAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
8.BL.10Goyazite
SrAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
8.BL.10Kintoreite
PbFe
 
3
(PO
 
4
)(PO
 
3
OH)(OH)
 
6
8.BL.10Philipsbornite
PbAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
8.BL.10Plumbogummite
PbAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
8.BL.10Segnitite
PbFe
3+
3
(AsO
 
4
)
 
2
(OH,H
 
2
O)
 
6
8.BL.10Springcreekite
BaV
3+
3
(PO
 
4
)
 
2
(OH,H
 
2
O)
 
6
8.BL.13Arsenoflorencite-(La)
(La,Ce,Nd)(Al,Fe
3+
 
)
 
3
(AsO
 
4
,PO
 
4
)
 
2
(OH)
 
6
8.BL.13Arsenoflorencite-(Nd)
NdAl
 
3
(AsO
 
4
)
 
2
(OH)
 
6
8.BL.13Arsenoflorencite-(Ce)
CeAl
 
3
(AsO
 
4
)
 
2
(OH)
 
6
8.BL.13Florencite-(Ce)
CeAl
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.13Florencite-(La)
LaAl
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.13Florencite-(Nd)
(Nd,La,Ce)Al
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.13Waylandite
BiAl
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.13Zaïrite
Bi(Fe
3+
 
,Al)
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.13Arsenowaylandite
BiAl
 
3
(AsO
 
4
)
 
2
(OH)
 
6
8.BL.13Graulichite-(Ce)
CeFe
3+
3
(AsO
 
4
)
 
2
(OH)
 
6
8.BL.13Florencite-(Sm)
(Sm,Nd)Al
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.15Viitaniemiite
Na(Ca,Mn
2+
 
)Al(PO
 
4
)(F,OH)
 
3
8.BL.25Pattersonite
PbFe
3+
3
(PO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
20.9.1Angelellite
Fe
3+
4
(AsO
 
4
)
 
2
O
 
3
20.9.2Scorodite
FeAsO
 
4
· 2H
 
2
O
20.9.3Kaňkite
FeAsO
 
4
· 3.5H
 
2
O
20.9.4Ferrisymplesite
Fe
3+
3
(AsO
 
4
)
 
2
(OH)
 
3
· 5H
 
2
O
20.9.5Kaatialaite
Fe(H
 
2
AsO
 
4
)
 
3
· 5H
 
2
O
20.9.6Symplesite
Fe
2+
3
(AsO
 
4
)
 
2
· 8H
 
2
O
20.9.7Parasymplesite
Fe
2+
3
(AsO
 
4
)
 
2
· 8H
 
2
O
20.9.8Natropharmacosiderite
(Na,K)Fe
3+
4
(AsO
 
4
)
 
3
(OH)
 
4
· 6-7H
 
2
O
20.9.9Pharmacosiderite
KFe
3+
4
(AsO
 
4
)
 
3
(OH)
 
4
· 6-7H
 
2
O
20.9.10Kolfanite
Ca
 
2
Fe
3+
2
(AsO
 
4
)
 
3
O
 
2
· 2H
 
2
O
20.9.11Arseniosiderite
Ca
 
2
Fe
3+
3
(AsO
 
4
)
 
3
O
 
2
· 3H
 
2
O
20.9.12Yukonite
Ca
 
3
Fe
3+
 
(AsO
 
4
)
 
2
(OH)
 
3
· 5H
 
2
O
20.9.14Liskeardite
[(Al,Fe)
 
32
(AsO
 
4
)
 
18
(OH)
 
42
(H
 
2
O)
 
22
] · 52H
 
2
O
20.9.15Mapimite
Zn
 
2
Fe
3+
3
(AsO
 
4
)
 
3
(OH)
 
4
· 10H
 
2
O
20.9.16Ogdensburgite
Ca
 
2
Fe
3+
4
(Zn,Mn
2+
 
)(AsO
 
4
)
 
4
(OH)
 
6
· 6H
 
2
O
20.9.17Walentaite
H(Ca,Mn
2+
 
,Fe
2+
 
)Fe
3+
3
(AsO
 
4
,PO
 
4
)
 
4
· 7H
 
2
O

Other Names for Dussertite

Other Languages:
German:Dussertit
Russian:Дюссертит
Simplified Chinese:绿砷钡铁石
Spanish:Dussertita

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 Dussertite

Reference List:

- +
Barthoux (1925) Comptes rendu de l’Académie des sciences de Paris: 180: 299.

Barth and Berman (1930) Chemie der Erde, Jena: 5: 36.

Larsen, E.S. and Berman, H. (1934) The Microscopic Determination of the Nonopaque Minerals, Second edition, USGS Bulletin 848: 91.

Foshag (1937) American Mineralogist: 22: 479.

McConnell (1942) American Journal of Science: 240: 651.

American Mineralogist (1943): 28: 63.

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. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 839-840.

Walenta, K. (1966) Beitr¨age zur Kenntnis seltener Arsenatmineralien unter besonderer Ber¨ucksichtigung von Vorkommen des Schwarzwaldes. 3. Folge. Tschermaks Mineral. Petrog. Mitt., 11, 121–164 [129–132] (in German).

Kolitsch, U., P. G. Slade, E. R. T. Tiekink and A. Pring (1999): The structure of antimonian dussertite and the role of antimony in oxysalt minerals. Mineralogical Magazine: 63, 17-26.

Internet Links for Dussertite

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

    The 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.
    (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.
    Algeria
     
    • Constantine Province
      • Guelma
        • Hammam Meskoutine
    C. R. Acad. Sci. Paris (1925): 180, 299; 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: 840.
    Australia
     
    • Western Australia
      • East Pilbara Shire
        • Rudall River District
    Downes, P. J., Hope, M., Bevan, A. W. R. and Henry, D. A. (2006): Chalcocite and associated secondary minerals from the Telfer gold mine, Western Australia. Austral. J. Mineral. 12, 25-42.
    China
     
    • Guangxi Zhuang Autonomous Region
      • Baise Prefecture
        • Debao Co.
    Lairen Lai and Yi Li (1991): Acta Mineralogica Sinica 11(1), 83-85; Yi Li and Lairen Lai (1991): Acta Mineralogica Sinica, English Edition 4(2), 187-194; Yi Li (2001): Guangxi Geology 14(1), 61-64
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Karlovy Vary Region
        • Horní Slavkov (Schlaggenwald)
          • Krásno (Schönfeld)
    Sejkora, J., Ondruš, P., Fikar, M., Veselovský, F., Mach, Z., Gabašová, A., Skoda, R. & Beran, P. (2006): Supergene minerals at the Huber stock and Schnöd stock deposits, Krásno ore District, the Slavkovský les area, Czech Republic. Journal of the Czech Geological Society 51, 57-101.
    France
     
    • Auvergne
      • Allier
        • Ébreuil
          • Échassières
    Chris Auer collection
    • Languedoc-Roussillon
      • Aude
        • Padern
    Favreau, G., Berbain, C. & Meisser, N. (2003): Cyanophyllite et autres minéraux rares de Padern (Aude). Le Cahiers des Micromonteurs, 82(4), 17-23.
    • Midi-Pyrénées
      • Lot
        • Cuzac
    Vincent Bourgoin collection
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Freudenstadt
    K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
    Wittern: "Mineralfundorte in Deutschland", Schweizerbart (Stuttgart), 2001
        • Gengenbach
          • Haigerach valley
    Wittern: "Mineralfundorte in Deutschland", 2001
        • Schenkenzell
          • Wittichen
            • Burgfelsen
    No reference listed
            • Heubach Valley
    No reference listed
    K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
        • Wolfach
          • Oberwolfach
            • Rankach valley
    Walenta, K. (1992): Die Mineralien des Schwarzwaldes. Chr. Weise Verlag, München, 336 pp. (in German); U. Kolitsch, P. G. Slade, E. R. T. Tiekink and A. Pring (1999): The structure of antimonian dussertite and the role of antimony in oxysalt minerals. Mineral. Mag. 63, 17-26.
    • Hesse
      • Odenwald
        • Lautertal (Odenwald)
          • Reichenbach
    Reppke, V.(1998): Dussertit, ein neues Mineral für das Vorkommen vom Borstein bei Reichenbach/Odenwald, Der Aufschluss, Vol. 39, 191-192
    S. Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    Collection of Steffen Michalski, ex-collection and collected by Klaus PETITJEAN
    • Saxony
      • Erzgebirge
        • Niederschlag-Bärenstein District
          • Bärenstein
            • Niederschlag
    Lapis, 19 (4), 13-22+50.
        • Schneeberg District
          • Neustädtel
    Lapis 30(7/8):41-70 (2005)
    Lapis 30(7/8):41-70 (2005)
      • Vogtland
        • Oelsnitz
    Gröbner, J. and Kolitsch, U. (2007): The minerals of the uranium prospect at Tirpersdorf, Vogtland. Lapis 32, 37-42; 58. (in German)
    Germany & Czech Republic
     
    • Saxony & Ústí Region (Bohemia; Böhmen; Boehmen)
      • Erzgebirge; Krusné Hory Mts
    Kolitsch, U. (1997): Das Ca-Analogon von Petersit und einige weitere Neufunde aus dem sächsisch-böhmischen Erzgebirge und dem Vogtland. Mineralien-Welt 8 (4), 17-20.
    Greece
     
    • Attikí Prefecture (Attica; Attika)
      • Lavrion District (Laurion; Laurium)
    Kolitsch, U., Rieck, B., Brandstätter, F., Schreiber, F., Fabritz, K. H., Blaß, G. & Gröbner, J. (2014): Neufunde aus dem altem Bergbau und den Schlacken von Lavrion (I). Mineralien-Welt 25 (1), 60-75 (in German). [identification announced; no description given yet]
    Mexico
     
    • Durango
      • Mun. de Mapimí
        • Mapimí
    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: 913; Rocks & Minerals (1981): 56: 247.
    Russia
     
    • Far-Eastern Region
      • Primorskiy Kray
        • Kavalerovo Mining District
    [MinRec 32:8]
    USA
     
    • Nevada
      • Elko Co.
        • Carlin District
    NBMG Spec. Pub. 31 Minerals of Nevada
    Handbook of Mineralogy
    NBMG Spec. Pub. 31 Minerals of Nevada
      • Eureka Co.
        • Lynn District
    NBMG Spec. Pub. 31 Minerals of Nevada
      • Mineral Co.
        • Fitting District
          • Luning
            • Rhyolite Pass
    NBMG Spec. Pub. 31 Minerals of Nevada
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