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Quenselite

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Långban, Filipstad, Värmland, Sweden
© C.Rewitzer

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Formula:
PbMnO
 
2
(OH)
System:MonoclinicColour:Black
Hardness:2½
Name:Named after Percy Dudgeon Quensel (1881-1966), Professor of Mineralogy, University of Stockholm, Sweden.
This page provides mineralogical data about Quenselite.

Classification of Quenselite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:4/F.14-10
Nickel-Strunz 10th (pending) edition ID:4.FE.30

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
E : Hydroxides with OH, without H2O; sheets of edge-sharing octahedra
Dana 8th edition ID:6.4.1.2

6 : HYDROXIDES AND OXIDES CONTAINING HYDROXYL
4 : Miscellaneous
Hey's CIM Ref.:7.11.29

7 : Oxides and Hydroxides
11 : Oxides of Sn and Pb
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Type Occurrence of Quenselite

Type Locality:Långban, Filipstad, Värmland, Sweden
Year of Discovery:1925
Geological Setting of type material:Metamorphosed manganese deposit.

Physical Properties of Quenselite

Lustre:Adamantine, Metallic
Diaphaneity (Transparency):Translucent, Opaque
Colour:Black
Streak:Dark brownish gray
Hardness (Mohs):2½
Hardness (Vickers):VHN100=0171 - 268 kg/mm2
Tenacity:Flexible
Cleavage:Perfect
on {001} - micaceous
Comment:Somewhat malleable
Density (measured):6.84 g/cm3
Density (calculated):7.133 g/cm3

Crystallography of Quenselite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:P2/b {P1 1 2/b} {P2/c} {P1 2/c 1}{P2/a}
Cell Parameters:a = 5.61Å, b = 5.70Å, c = 9.15Å
β = 93°
Ratio:a:b:c = 0.984 : 1 : 1.605
Unit Cell Volume:V 292.19 ų (Calculated from Unit Cell)
Z:4
Morphology:Crystals tabular {010}; also slightly elongated [001] or [100]. Striated on {011} parallel to [100].

Optical Data of Quenselite

Type:Biaxial (+)
RI values: nα = 2.300
Maximum Birefringence:δ = 2.300

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Type:Anisotropic
Anisotropism:Strong
Dispersion:r > v

Chemical Properties of Quenselite

Formula:
PbMnO
 
2
(OH)
Essential elements:H, Mn, O, Pb
All elements listed in formula:H, Mn, O, Pb

Relationship of Quenselite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.FE.05Amakinite
(Fe
2+
 
,Mg)(OH)
 
2
4.FE.05Brucite
Mg(OH)
 
2
4.FE.05Portlandite
Ca(OH)
 
2
4.FE.05Pyrochroite
Mn(OH)
 
2
4.FE.05Theophrastite
Ni(OH)
 
2
4.FE.10Bayerite
Al(OH)
 
3
4.FE.10Doyleite
Al(OH)
 
3
4.FE.10Gibbsite
Al(OH)
 
3
4.FE.10Nordstrandite
Al(OH)
 
3
4.FE.15Böhmite
AlO(OH)
4.FE.15Lepidocrocite
γ-Fe
3+
 
O(OH)
4.FE.20Grimaldiite
CrO(OH)
4.FE.20Heterogenite
CoO(OH)
4.FE.25Feitknechtite
Mn
3+
 
O(OH)
4.FE.25Lithiophorite
(Al,Li)MnO
 
2
(OH)
 
2
4.FE.35Ferrihydrite
Fe
3+
5
O
 
3
(OH)
 
9
4.FE.40Feroxyhyte
Fe
3+
 
O(OH)
4.FE.40Vernadite
(Mn
4+
 
,Fe
3+
 
,Ca,Na)(O,OH)
 
2
 · nH
 
2
O
4.FE.45Quetzalcoatlite
Zn
 
6
Cu
 
3
(TeO
 
6
)
 
2
(OH)
 
6
 · Ag
 
x
Pb
 
y
Cl
 
x+2y
Related Minerals - Hey's Index Grouping:

- +
7.11.1Romarchite
SnO
7.11.2Cassiterite
SnO
 
2
7.11.4Schoenfliesite
Mg[Sn(OH)
 
6
]
7.11.5Burtite
Ca[Sn(OH)
 
6
]
7.11.6Vismirnovite
Zn[Sn(OH)
 
6
]
7.11.7Wickmanite
Mn
2+
 
[Sn(OH)
 
6
]
7.11.8Tetrawickmanite
Mn
2+
 
[Sn
4+
 
(OH)
 
6
]
7.11.9Jeanbandyite
(Fe
2+
 
,Mn
2+
 
)[Sn
4+
 
(OH)
 
6
]
7.11.10Natanite
Fe
2+
 
[Sn(OH)
 
6
]
7.11.11Mushistonite
(Cu,Zn,Fe
2+
 
)[Sn(OH)
 
6
]
7.11.12Ferronigerite-2N1S
Sn(Fe,Mg)Al
 
6
O
 
11
(OH)
7.11.13Magnesionigerite
7.11.14Argutite
GeO
 
2
7.11.15Brunogeierite
(Ge,Fe)Fe
 
2
O
 
4
7.11.16Stottite
Fe
2+
 
[Ge
4+
 
(OH)
 
6
]
7.11.17Carboirite
FeAl
 
2
(GeO
 
4
)O(OH)
 
2
7.11.18Otjisumeite
PbGe
 
4
O
 
9
7.11.19Bartelkeite
PbFe
2+
 
Ge
 
3
O
 
8
7.11.20Massicot
PbO
7.11.21Litharge
PbO
7.11.22Minium
Pb
 
3
O
 
4
7.11.23Plattnerite
PbO
 
2
7.11.24Scrutinyite
alpha-PbO
 
2
7.11.25Murdochite
PbCu
 
6
O
 
8-x
(Cl,Br)
 
2x
 where x<=0.5
7.11.26Macedonite
PbTiO
 
3
7.11.27Cesàrolite
PbH
 
2
Mn
 
3
O
 
8
7.11.28Coronadite
Pb(Mn
4+
 
,Mn
3+
 
)
 
8
O
 
16
7.11.30Plumboferrite
Pb
 
2
Fe
3+
11-x
Mn
2+
x
O
 
19-2x
, x = 1/3
7.11.31Magnetoplumbite
(Pb,Mn)(Fe,Mn)
 
12
O
 
19
7.11.32Senaite
Pb(Ti,Fe,Mn)
 
21
O
 
38

Other Names for Quenselite

Other Languages:
German:Quenselit
Russian:Квенселит
Spanish:Quenselita

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 Quenselite

Reference List:

- +
Flink (1925), Geol. För. Förh.: 47: 377.

Orcel and Pavlovitch (1931), Bull. soc. min.: 54: 155.

Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged: 729-730.

Zeitschrift für Kristallographie: 134: 321-332.

Internet Links for Quenselite

Search Engines:
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  • Look for Quenselite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Quenselite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
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    • Localities for Quenselite

    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.
    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.
    China
     
    • Shandong Province
      • Linyi Prefecture
        • Yimeng Mts (Yimeng Shan)
          • Mengyin Co.
            • Mengyin Kimberlite field
              • Changma Kimberlite belt
                • Wangcun deposit
    		Gorshkov, A.I., Titkov, S.V., Yan Nan Bao, Ryabchikov, I.D., and Magazina, L.O. (2006): Geology of Ore Deposits 48(4), 326-334.
    Japan
     
    • Honshu Island
      • Tohoku Region
        • Yamagata Prefecture
    		Nambu & Yoshida (1993) Abstract of the Meeting of three Mineralogical Societies of Japan, 53.
    Sweden
     
    • Värmland
      • Filipstad
    		Zeitschrift für Kristallographie, 134, 321 (1971); Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.
    USA
     
    • Utah
      • Utah Co.
        • East Tintic Mts
          • East Tintic District
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
    Mineral and/or Locality
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