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Quenselite

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Percy Quensel
Formula:
PbMn3+O2(OH)
System:
Monoclinic
Colour:
Black
Lustre:
Adamantine, Metallic
Hardness:
Name:
Named after Percy Dudgeon Quensel (8. September 1881 in Marstrand, Bohuslän - 3. March 1966), Professor of Mineralogy, University of Stockholm, Sweden.
This page provides mineralogical data about Quenselite.


Classification of Quenselite

Approved, 'Grandfathered' (first described prior to 1959)
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
6.4.1.2

6 : HYDROXIDES AND OXIDES CONTAINING HYDROXYL
4 : Miscellaneous
7.11.29

7 : Oxides and Hydroxides
11 : Oxides of Sn and Pb

Physical Properties of Quenselite

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

Optical Data of Quenselite

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

IMA Formula:
PbMn3+O2(OH)
Elements listed in formula:

Crystallography of Quenselite

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P2/b
Cell Parameters:
a = 5.61 Å, b = 5.70 Å, c = 9.15 Å
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].

Type Occurrence of Quenselite

Geological Setting of Type Material:
Metamorphosed manganese deposit.
Associated Minerals at Type Locality:

Relationship of Quenselite to other Species

4.FE.05AmakiniteFe2+(OH)2
4.FE.05BruciteMg(OH)2
4.FE.05PortlanditeCa(OH)2
4.FE.05PyrochroiteMn2+(OH)2
4.FE.05TheophrastiteNi(OH)2
4.FE.10BayeriteAl(OH)3
4.FE.10DoyleiteAl(OH)3
4.FE.10GibbsiteAl(OH)3
4.FE.10NordstranditeAl(OH)3
4.FE.15BöhmiteAlO(OH)
4.FE.15LepidocrociteFe3+O(OH)
4.FE.20GrimaldiiteCrO(OH)
4.FE.20HeterogeniteCo3+O(OH)
4.FE.25FeitknechtiteMn3+O(OH)
4.FE.25Lithiophorite(Al,Li)Mn4+O2(OH)2
4.FE.35FerrihydriteFe103+O14(OH)2
4.FE.40FeroxyhyteFe3+O(OH)
4.FE.40Vernadite(Mn4+,Fe3+,Ca,Na)(O,OH)2 · nH2O
4.FE.45QuetzalcoatliteCu32+Zn6Te26+O12(OH)6 · (Ag,Pb,◻)Cl
7.11.1RomarchiteSnO
7.11.2CassiteriteSnO2
7.11.4SchoenfliesiteMgSn(OH)6
7.11.5BurtiteCaSn4+(OH)6
7.11.6VismirnoviteZnSn(OH)6
7.11.7WickmaniteMn2+Sn4+(OH)6
7.11.8TetrawickmaniteMn2+Sn4+(OH)6
7.11.9Jeanbandyite(Fe3+,Mn2+)Sn4+(OH,O)6
7.11.10NataniteFe2+Sn4+(OH)6
7.11.11MushistoniteCu2+Sn4+(OH)6
7.11.12Ferronigerite-2N1S(Al,Fe,Zn)2(Al,Sn)6O11(OH)
7.11.13Magnesionigerite
7.11.14ArgutiteGeO2
7.11.15BrunogeieriteFe22+Ge4+O4
7.11.16StottiteFe2+Ge4+(OH)6
7.11.17CarboiriteFe2+Al2GeO5(OH)2
7.11.18OtjisumeitePbGe4O9
7.11.19BartelkeitePbFeGe(Ge2O7)(OH)2 · H2O
7.11.20MassicotPbO
7.11.21LithargePbO
7.11.22MiniumPb22+Pb4+O4
7.11.23PlattneritePbO2
7.11.24ScrutinyitePbO2
7.11.25MurdochiteCu12Pb2O15Cl2
7.11.26MacedonitePbTiO3
7.11.27CesàrolitePbMn34+O6(OH)2
7.11.28CoronaditePb(Mn64+Mn23+)O16
7.11.30PlumboferritePb2(Fe3+,Mn2+,Mg)11O19
7.11.31MagnetoplumbitePbFe123+O19
7.11.32SenaitePb(Mn,Y,U)(Fe,Zn)2(Ti,Fe,Cr,V)18(O,OH)38

Other Names for Quenselite

Name in Other Languages:

Other Information

Other Information:
Soluble in dilute acids including acetic acid. With HCl evolves Cl2. Upon heating loses water.
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 Quenselite

Reference List:
Flink G (1925) Quenselite, ein neues mineral von Långban. Geologiska Föreningens i Stockholm Förhandlingar 47, 377-384

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.

Rouse R C (1971) The crystal structure of quenselite. Zeitschrift für Kristallographie 134, 321-332

Internet Links for Quenselite

mindat.org URL:
https://www.mindat.org/min-3340.html
Please feel free to link to this page.
Specimens:
The following Quenselite specimens are currently listed for sale on minfind.com.

Localities for Quenselite

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 for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Australia
 
  • New South Wales
    • Wellington Co.
Steve Sorrell Collection
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 (TL)
 
  • 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.
Christopher O'Neill photo & collection ( old label)
USA
 
  • Utah
    • Utah Co.
      • East Tintic Mts
        • East Tintic District
UGMS Bull 117 Minerals and Mineral Localities of Utah; U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 1024,
Mineral and/or Locality  
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