
Mankind has always enjoyed enduring works of art. The particles of the pigments have always been playing a major role. For example, the oldest cave paintings still impress us today. One of the most renowned experts for the production of historical pigments is Dr. Kremer from Aichstetten (Bavaria, Germany).

Natural stones are considered the oldest building materials. Due to the diversity of the basic building blocks and minerals, they are a durable building material with superior aesthetic and robust structural-physical characteristics.With risen environmental pollution worldwide, the damage to the natural stones and to historic basic structures of buildings also increased.