Ifeanyi, A. et al. 2026. Application of Partial Differential Equation (PDE) and Integral Calculus to Rock Forming Minerals. Sigma&Mu: Journal of Mathematics Education, Mathematics, Statistics and Data Science. 4, 1 (Mar. 2026), 11–23. DOI:https://doi.org/10.56566/sigmamu.v4i1.428.