Mineralogy Database

3 samples matching your criteria

• Sample n°2143 : black tabular crystals
  Minerals: COLUMBITE QUARTZ

  Year: 1941

  Country: Congo (RDC)
• Sample n°2149 : rock crystal
  Minerals: QUARTZ

  Year:

  Country: Congo (RDC)
• Sample n°2150 : rock crystal with enclosed hematite
  Minerals: QUARTZ HEMATITE

  Year:

  Country: Congo (RDC)