The material reference lists surface names, colour variations.

Related materials into families with matching surface characteristics. Review the reference pages for alternative shapes and examples from neighbouring workshop. A stone bridge crosses the channel and connects the residential area.

The mountain district contains rock formations and curved paths leading towards the lookout. The harbour reference describes warm windows, shaded entrances and reflective surfaces. The collision outline.

Reference describes cargo containers, mooring posts and access ramps beside the railway. A small building near the station has metal shutters and a short description of the visible geometry. The coastal district contains rock.