Neuburg Siliceous Earth is unique in the world. Until today, deposits of this mineral have only been found near Neuburg on the Danube in Bavaria. The next pages will tell you how we - Hoffmann Mineral - are producing from the unique Neuburg Siliceous Earth the calcined products Silfit and Aktifit.

In addition, you can get a summary of our calcined product range and the properties of the individual grades. In order to enable you to always have available the most important information about our calcined products, we offer material specifications and safety data sheets for downloading. If you become interested in our products, you will find further information about ordering, packaging and shipping modes under "Packaging and Supply".