Legal information / Credits

Mapping and mineral exploration in Saudi Arabia (1987). © BRGM - Denis Vaslet

Users of this website agree to the general conditions of use set out below. BRGM reserves the right to amend these provisions at any time and without prior notice.

Website publisher

This website is published by BRGM.


Publishing director

Pierre Vassal, head of the BRGM department of Communication, Scientific Mediation and Publications

Editorial manager

Aude Rouger-Loiseau, in charge of digital communication, department of Communication, Scientific Mediation and Publications

Webmaster, technical aspects

Fabrice Catonet, Head of the Equipment and User Services Unit, General Secretariat, Information Systems Department

Contact details

3 avenue Claude-Guillemin, BP 36009
45060 Orléans Cedex 02

Tel: + 33 (0)2 38 64 34 34

Click for contact form

Administrative information

Business sector code (APE): 7219Z
Business identification number (SIREN): 582 056 149
Business identification number (SIRET): 58205614900120
Company registration (RCS): RCS Orléans 582 056 149
VAT: FR67582056149


Graphics and ergonomics

90 boulevard Heurteloup
37000 Tours
Tel.: 02 47 47 03 20

Technical development

90 boulevard Heurteloup
37000 Tours
Tel.: 02 47 47 03 20


Digital Infrastructure and Services division
3 avenue Claude-Guillemin, BP 36009
45060 Orléans Cedex 02
Tel.: + 33 (0)2 38 64 34 34

Photo credits

Photo credits for the images used in these pages are acknowledged as follows: BRGM photo library – © BRGM

When images with other credits are used, copyright is indicated next to the images concerned.

Applicable law

This website is governed by French law. Users from other countries formally agree to the application of French laws when they visit this website and when they use any of the website’s functions.

Use of the website

Access to the website may be suspended at any time without notice, in particular in cases of force majeure, for maintenance purposes or if BRGM decides to suspend or terminate the service.

The use of this website is under the sole responsibility of the user. BRGM does not guarantee the functioning or that the server of this site is free of viruses or other elements that could cause damage.

BRGM may not be held liable for any damages due to any dysfunction of this website.

Website content

BRGM makes every possible effort to ensure that the information provided on the website is accurate and up-to-date at the time of uploading to the website. However, BRGM does not in any way guarantee the accuracy, precision or exhaustiveness of the information provided. The information provided on this website is non-contractual and may be amended at any time.

Limitation of liability

The use of the information and / or documents provided on this website is under the full and sole responsibility of the user, who accepts responsibility for all the consequences thereof, for which BRGM will not accept liability or any claim for redress.

The data, information, documents and reference material provided on this website are indicative only and must not be considered as equivalent to the delivery of an opinion or expert judgment. More detailed investigation and professional assistance are recommended in every case before making any technical interpretations based on the data and information provided on this website.

BRGM may under so circumstances be held liable for any damages of any kind whatsoever resulting from the interpretation or use of the information and/or documentation provided on this website.


This website may contain links to partner or third-party websites. BRGM is not in a position to audit these websites and therefore provides no guarantee as to their compliance with the laws and regulations in force.

The creation by third parties of hypertext links to pages or documents in the BRGM website is authorised provided that:

  • the websites concerned are neither illegal nor immoral,
  • the links do not prejudice the interests of the BRGM,
  • the links ensure that the user is able to identify the source and the author of the document.

Intellectual property

The contents and texts, including press releases, videos, images and animations that appear or are provided in the website are protected under intellectual property law. Users therefore undertake not to copy, translate, reproduce, sell, exploit or disseminate any content from the site without prior written permission from the BRGM.

Questions and comments

Please feel free to send us any questions or comments you have about this website, and to let us know about any errors, omissions, obsolete information or faulty links.

Please send us your comments, together with a copy of the relevant content, by filling in the contact form.