Batu Korundum ( Corundum ) January 16, 2017by admin329 View Batu Korundum ( Corundum ) merupakan 1. Jenis batu permata berumus kimia Al2O3, Cari Istilah Geologi Tambang Post Views: 329 Related posts:Basin ( Basin )Tempat tumpah ( tip; tipple )Pembalik mangkuk ( tumbler )Seri ayakan ( sieve series )