Mineralogy Database

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2 samples matching your criteria

  • Sample n°10130 : grey block with fibro-radial layers and undulating surface
    Minerals: CORONADITE
    Year: 1964
    Country: Morocco
  • Sample n°20199 : thick fibrous crust with metallic lustre
    Minerals: PYROLUSITE
    Year: 2023
    Country: Morocco
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