eng Oriental Scientific Publishing Company Material Science Research India 0973-3469 2025-09-30 22 2 123 124 23577 article Oscar Jaime Restrepo Baena 1 Department of Materials and Minerals, Universidad Nacional de Colombia. https://www.materialsciencejournal.org/vol22no2/strategic-minerals-circular-economy-and-the-future-of-sustainable-materials-processing/