Mineralpedia Details for Marthozite
Named in honor of Aime Marthoz, a former Director of the Union Miniere de Haut-Katanga in what is now the Democratic Republic of the Congo. Marthozite is a rare mineral that is found as an “alteration product of selenian digenite in the oxidation zone of a uranium-bearing Co-Cu deposit at its type locality from the Musonoi Co-Cu mine in the Democratic republic of the Congo. Other localities for Marthozite include in Switzerland and the Czech Republic.
Ref. Handbook of Mineralogy, Anthony et al (1995) and MSA at http://www.handbookofmineralogy.org/pdfs/marthozite.pdf
Marthozite from Musonoi mine, Kolwezi, Shaba Cu belt, Congo, Democratic Republic of
Superb, well-formed orthorhombic olive green micro crystals. This is an excellent specimen with a 2x1cm vug packed with crystals and associated with a little Guillemite.
1mm excellent crystal textbook Marthozite crystal in vug.