Welcome to the GIMS Website

The GIMS Website aims at providing a single entry point to investors, license holders, and the public in general, who wish to obtain information about the Sierra Leonean Mineral Sector, get access to Open Data, or order maps and publications from the National Minerals Agency.

What you will find on this Website:

Open Data

Browse the Open Data catalogue to download free datasets here. The catalogue is updated whenever new datasets are available.

Online Maps

Browse the available online maps here. Links to the corresponding Esri Webapp are provided as well.


License holders can download reporting templates and data templates here.

Maps and publications

The National Minerals Agency also sells maps and publications. Browse the list of available items here.

Visiting NMA

The National Minerals Agency is open for public consultation every day of the week.

Day Open from Open to
Monday 8:00 17:00
Tuesday 8:00 17:00
Wednesday 8:00 17:00
Thursday 8:00 17:00
Friday 8:00 17:00

Or use the contact form to get in contact with the National Minerals Agency directly.