carborundum Rough - Height: 19 cm - Width: 14 cm- 800 g

Huge carborundum, silicon carbide, with magnificent colorations. Basically it has a black presence, then it lights up in thousands of rainbow hues when it reflects light. It is a synthetic mineral, a binary chemical compound 1:1 of silicon with carbon, with the empirical formula SiC.

Estimation:€1

Voir tous les objets deCatawikiouEthnographie