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Daviesite

Formula:
Pb-O-Cl-H (?)
System:OrthorhombicColour:Colourless
Name:After Thomas Davies (1837-1892), Assistant in the Department of Mineralogy of the British Museum.


A lead oxychloride of unknown composition.
Originally reported from Beatriz Mine, Caracoles, Sierra Gorda District, Tocopilla Province, Antofagasta Region, Chile

Classification of Daviesite

IMA status:Not Approved
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Physical Properties of Daviesite

Lustre:Sub-Adamantine
Diaphaneity (Transparency):Transparent
Colour:Colourless
Cleavage:Poor/Indistinct
Possibly on {011}.
Fracture:Sub-Conchoidal

Crystallography of Daviesite

Crystal System:Orthorhombic
Morphology:Crystals prismatic [001]; also thick tabular {010}, with {010} striated vertically at times.

Chemical Properties of Daviesite

Formula:
Pb-O-Cl-H (?)
All elements listed in formula:Cl, H, O, Pb

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 Daviesite

Reference List:Fletcher (1889) Mineralogical Magazine: 8: 174.

Palache, Charles, Harry Berman & Clifford Frondel (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume II: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 58.

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    Localities for Daviesite

    (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.
    Chile
     
    • Antofagasta Region
      • Tocopilla Province
        • Sierra Gorda District
          • Caracoles
    		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: 58.
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 4th Nov 2009 21:55:27