Specialized store in wholesale of minerals

Español
English
French

Diamond-Graphite [0101000823]

Diamond-Graphite


Cardboard box with the exhibition of a 3-4mm rough diamond piece and a 5x5 piece of Graphite approx.
Diamond and graphite have the same chemical formula (Carbon) but have different value.

Own manufacture.
Measurements: 22x16x3 cms.