Specialized store in wholesale of minerals

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  • Diamond-Graphite [0101000823]

    Diamond-Graphite

    Cardboard box with the exhibition of a 3-4 mm rough diamond piece and a 6 x 6 piece of Graphite approx.
    Diamond and graphite have the same chemical formula (Carbon) but have different value.

    Own manufacture.
    Measurements: 22 x 16 x 3 cm.