FAQ
Frequently asked questions
Where does the data come from?
Public sources: geological surveys, company disclosures, trade statistics and official critical raw material lists. Sources are listed on profiles where available.
What is the Earthern Strategic Score?
A 0–100 estimate weighing supply concentration, substitutability, demand growth and jurisdictional risk. Higher means more strategically exposed.
What is a Project Score?
A 0–100 estimate combining resource quality, economics, jurisdiction, infrastructure and execution readiness.
Are prices live?
No. Prices are indicative reference estimates, and the change shown is year-on-year. Arrows show the direction of the change.
What date is shown on research briefings?
The original publication date. The same date is used everywhere on the site.
Is this investment advice?
No. Earthern is for research and education only.