Crystal Model Set Graphite-Economy

Model kits for assembling various crystals lattices, which are in skeletal form. The lattices represent certain classic structures and have been built to a large enough size so that their different faces can be seen. Complete with assembly instruction This set consists of 69 connectors, 8 long blackconnections, 45 black jacks and 12 red jacks inplastic box, with instructions manual for construction.