We have long-term experience in excavation and production of silica sand – main component for the production of glass.

More than 8 decades we extract and sell kaolins and sands with application in the ceramic sector.

As a leader in the extraction and processing of inert materials, we offer for the construction sector a variety of products – sands, limestone and dolomites.

50% from the world’s kaolin yield finds application in paper as filler and for coating.

Traditional company products with high added value are the micronized carbonates and kaolins.

The Quarzwerke division HPF The Mineral Engineers creates unique system solutions by developing innovative and functional High-Performance Fillers and additives based on mineral and synthetic materials.

As a leader in the extraction and processing of inert materials, we offer a variety of products for the construction sector – sands, limestone and dolomites.

With care for nature and pure waters, we have developed new products – silica sands for fast water filters.

The old technologies for production of castings are being replaced by new – more efficient and more environmentally friendly.

As a leading supplier of innovative solutions in the area of industrial minerals, we have developed a brand new product for the fodder industry.

Maintaining the land in good agricultural and ecological condition and preserving the soil biodiversity requires periodic lime processing of the soils.