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Cesàrolite

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Tête des Econduits, Mont Chemin, Martigny, Wallis (Valais), Switzerland
© Sandro Maggia

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Formula:
PbH
 
2
Mn
 
3
O
 
8
Colour:Steel-greyHardness:4½
Name:After Giuseppe R.P. Cesáro (1849-1939), Professor of Mineralogy and Crystallography, University of Liége.
This page provides mineralogical data about Cesàrolite.

Classification of Cesàrolite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:4/D.08-80
Nickel-Strunz 10th (pending) edition ID:4.FG.10

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
G : Hydroxides with OH, without H2O; unclassified
Dana 8th edition ID:7.6.1.1

7 : MULTIPLE OXIDES
6 : (AB)5X8
Hey's CIM Ref.:7.11.27

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

Type Locality:Sidi Amor ben Salem Mine, Sidi Amor ben Salem, Al Kåf (El Kef; Le Kef), Le Kef Governorate, Tunisia
Year of Discovery:1920

Physical Properties of Cesàrolite

Lustre:Sub-Metallic, Dull
Diaphaneity (Transparency):Opaque
Colour:Steel-grey
Hardness (Mohs):4½
Density (measured):5.29 g/cm3

Crystallography of Cesàrolite

Morphology:Friable, coke-like masses; botryoidal crusts.

Optical Data of Cesàrolite

Type:Anisotropic
Comments:In polished sections the crusts are nwardly isotropic and outwardly composed of anisotropic spherules.

Chemical Properties of Cesàrolite

Formula:
PbH
 
2
Mn
 
3
O
 
8
Essential elements:H, Mn, O, Pb
All elements listed in formula:H, Mn, O, Pb

Relationship of Cesàrolite to other Species

Related Minerals - Nickel-Strunz Grouping):
4.FG.05Janggunite
Mn
 
5-x
(Mn,Fe)
 
1+x
O
 
8
(OH)
 
6
4.FG.15Kimrobinsonite
(Ta,Nb)(OH)
 
5-2x
(O,CO
 
3
)
 
x
 x near 1.2
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
 
5
(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
 x<=0.5
7.11.26Macedonite
PbTiO
 
3
7.11.28Coronadite
Pb(Mn,Mn)
 
8
O
 
16
7.11.29Quenselite
PbMnO
 
2
(OH)
7.11.30Plumboferrite
PbFe
 
4
O
 
7
7.11.31Magnetoplumbite
(Pb,Mn)(Fe,Mn)
 
12
O
 
19
7.11.32Senaite
Pb(Ti,Fe,Mn)
 
21
O
 
38

Other Names for Cesàrolite

German names:
Cesarolit
Spanish names:
Cesarolita

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 Cesàrolite

Reference List:Buttgenbach and Gillet (1920), Soc. géol. Belgique, Ann.: 43: 239.

American Mineralogist (1920): 5: 211.

Orcel and Pavlovitch (1932), Bull. soc. min.: 54: 108.

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: 744.

Burkart-Baumann, I., Ottemann, J. and Nicolini, P. (1967) Mineralogische Untersuchungen an Jordanit, Semseyit und Cesarolith von drei tunesischen Blei-Zink-Lagerstätten. Chemie der Erde 26, 256-270. (in German).

Post, J. E. (1994): X-ray and neutron diffraction study of coronadite and cesarolite. IMA 16th General Meeting, Pisa, Italy, Sept. 4-9, 1994, Abstracts Volume, 334.

Internet Links for Cesàrolite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Cesàrolite in the Natural History Museum (London) online catalogue
  • Cesarolite details from Handbook of Mineralogy (PDF)
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    Localities for Cesàrolite

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    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.
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    (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.
    Bulgaria
     
    • Plovdiv Oblast
      • Rhodope Mts
        • Madan
          • Rudosem
    		Bulgarian Academy of Sciences Annual Report No. 13, 43-45.
    France
     
    • Midi-Pyrénées
      • Aveyron
        • Lunel
      • Hautes-Pyrénées
        • Lourdes
    		Queneau Patrice Collection
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Wolfach
          • Oberwolfach
            • Rankach valley
    		Walenta, K. (1992): Die Mineralien des Schwarzwaldes. Chr. Weise Verlag, München, 336 pp. (in German)
    Hungary
     
    • Fejér Co.
      • Szár Hill
        • Szabadbattyán
    		Szakáll: Minerals of Szár Hill, 2004
    Switzerland
     
    • Wallis (Valais)
      • Martigny
        • Mont Chemin
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 103.
    Tunisia
     
    • Le Kef Governorate
      • Al Kåf (El Kef; Le Kef)
        • Sidi Amor ben Salem
    		Ann.Soc.Geol. Belgique (1920) 43, 239
    UK
     
    • Wales
      • Ceredigion (Dyfed; Cardiganshire)
        • Ceulanymaesmawr
          • Talybont
            • Nant-y-Moch Reservoir area
    		Cotterell, T.F., 2006. The first British occurrence of cesarolite at Eaglebrook Mine, Ceulanymaesmawr, Ceredigion, Wales. UK Journal of Mines and Minerals, 27, 36-38.
    USA
     
    • Arizona
      • Cochise Co.
        • Mule Mts
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 159; Hewett, D.F. & M. Fleischer (1960), Deposits of the manganese oxides, Econ.Geol.: 55: 1-55; Hewett, D.F., et al (1963), Deposits of the manganese oxides, supplement, Econ.Geol.: 58: 1-51.
    No reference listed
    Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 159.
    Mineral and/or Locality
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