Afghanistan, March 5 -- At least 200 people were killed and dozens injured after a coltan mine collapsed in eastern Democratic Republic of the Congo, international media reported.

According to Reuters, the incident occurred on Wednesday, March 4, following heavy rainfall in an area that has been under the control of the rebel group AFC/M23 since 2024.

Local officials said around 70 children were among the victims, and many of the wounded were transferred to medical centers in the city of Goma.

The Rubaya mine accounts for approximately 15% of global coltan production, making it a strategically important site in the international minerals market.

Coltan is processed into tantalum, a heat-resistant metal widely used in mobile phones, aero...