Terra Natural ReSources

What is Terra Natural Recourses

TNR GmbH is engaged in trading of raw materials, especially in research and marketing of the natural mineral Alginit.

Alginit is a mineral of natural origin out of the oil shale family which offers a very high water retention capability anda high Cation Exchange Capacity. 

With the marketing and distribution of Alginit, TNR positively supports an effective water and plant management.

Our Philosophy

In awareness of our responsibility for the proceeding globalization we pursue a sustainable development in terms of harmonizing our business practises with exemplary environmental protection and social commitments.

Terra Natural Resources GmbH

A company with appreciation for natural resources

TNR GmbH has the sole international sales rights for the world’s largest deposit of Alginit in Gérce, Hungary. The primary target markets of TNR GmbH are the arid and semiarid zones in the world such as in the Near-and Middle East, North Africa and Asia.

Research & Development (R&D)

TNR’s Research & Development department is located in Bonn, Germany. The long term relationship and R&D cooperation with the University of Bonn proved as an ideal place for this function.

Main task of this department is research in the manifold potentials of the natural raw material Alginit. In addition, R&D runs and supports various test and reference areas, trains sales specialists and international representatives, acquires new research partners and provides special customer advice.



Switzerland traditionally is an international focal trading place for raw materials. In order to take advantage of this business branch, TNR GmbH maintains an independent subsidiary in Switzerland, the TNR GmbH, NL Pfäffikon. This office is responsible for sales and marketing of “Alginit from Gérce” internationally.

Our sales specialists there will provide you with advisory service and try to comply with your individual wishes. They have the necessary experience and special knowledge about the usage and application of Alginit.

TNR’s high priorities are the careful use of natural resources, limitation of transportation efforts and risks and to guarantee fast and smooth deliveries on high quality standards worldwide. Please contact our specialists!


Alginit is a worldwide unique, naturally occurring mineral. It provides a significant water retention capability, a high long term storage capacity for essential nutrients and extraordinary properties for soil enhancement. Alginit can harmlessly be used in ecological businesses and biological farming.

Recommended areas of application of Alginit:

  • Gardening and landscaping, nurseries
  • Golf – and sport field construction
  • Production of soil substrates
  • Agriculture
  • Combat desertification
  • Forestry
  • Water economy
  • Environment

For Further Information please visit our Product-Website


We are looking forward to hear from you

TNR GmbH Switzerland

Seedammstrasse 3
CH-8808 Pfäffikon SZ

Tel.: +41 (0) 55 417 45 11
Fax: +41 (0) 55 417 45 12

eMail: info@tn-resources.com


TNR GmbH Deutschland
Department for
Research & Development

Annaberger Strasse 28
D-53175 Bonn

Tel.: +49 (0) 22 8 – 93 79 89 – 0
Fax: +49 (0) 22 8 – 93 79 89 – 25

eMail: info@tn-resources.de