Muaj Minerals
Cov ntxhia hauv kev lag luam feem ntau xa mus rau cov hlau tsis muaj hlau thiab cov ntxhia nrog cov nqi nyiaj txiag, tsis suav nrog cov ntxhia hlau, fossil fuels thiab gems.
Kev lag luam Minerals
Sep 15, 2021
Tug: Kyanite
Tom ntej: Inorganic Non-metallic Materials
Xa kev nug