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Anglesite

Anglesite
  • Translations : Anglésite, アングレサイト
  • Etymology : From the name of the Island Anglesey.
  • Discovery: 1832 by Beudant
  • Type localityParys Mine on the Island of Anglesey (Ynys Môn) in Wales, U.K.

To know more about the mineralogy of the anglesite, see Mindat.org->

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Gemological data

  • Chemical formula : Pb SO4
  • Hardness (Mohs) : 2.5 - 3
  • Density : 6.37 - 6.39
  • Refractive index : Np=1.877 Nm=1.883 Ng=1.894
  • Birefingence : +0.017
  • Crystal system : Orthorhombic
  • Group : Baryte
  • Mineralogical Class : Sulfates

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