CHEMICAL COMPOSITION OF MINERALS AND CLASSIFICATION. Sciental Journal of Education Humanities and Social Sciences, [S. l.], v. 3, n. 2, p. 54–57, 2025. DOI: 10.62536/sjehss.2025.v3.i2.pp54-57. Disponível em: https://scientaljournals.com/index.php/SJEHSS/article/view/21. Acesso em: 10 apr. 2026.