Use the search functions to find, materials, data or elements used in engineering. If you put your current system location in the Mats finder, it will provide up to date information on the best systems to find your Mats (if relevant)!
The information contained here has come from varying sources of public information on the internet.
System information is updated via EDDB.IO and maintains a daily update as per their API. Make sure you check in the Galaxy map for system states etc to confirm data is accurate before travel.