Image: Kaolinite mineral structure. Since the earliest times, humankind has had a close association with clay. From use as a building material, in pottery, for treating human digestive ailments to a multitude of industrial uses, clay is a key ingredient in the material world we live in. mineral is a naturally occurring crystalline material that has a specific or limited range of chemical compositions. Clay minerals have a sheet-like structure and are composed of mainly tetrahedrally arranged silicate and octahedrally arranged aluminate groups.
Civil Contractors is a privately owned company operating in South East Queensland since June 1994. Based at Rocklea, our work covers a range of projects in the civil contracting industry, much of which has been in subdivisions where we have built a loyal client base.
What is a Civil Engineer? What is a Civil Engineer? Civil engineers are responsible for the world's most inspiring buildings, bridges and roads, as well as some of the less thrilling â yet no less structurally sound â buildings, bridges and roads.