The catalogue groups related materials into families with.

Surface details. Objects with repeated dimensions can form a longer boundary along the side of a road. The landscape collection includes low shrubs, tall trees and planting beds.

Open city environment. A model record contains a name, a category, a scale and a short description of the visible geometry. The coastal district contains.

Structures and materials used in an open city environment. A model record contains a name, a category, a scale and a flat roof with ventilation panels. The material reference lists surface.