Rosni binti Lokmannul Hakim Penilaian Sumber Mineral Perindustrian: Penilaian Sumber Batuan Silika Negeri Sembilan Jabatan Mineral & Geosains Malaysia Rosni binti Lokmannul Hakim - Negeri Sembilan Malaysia 2012 - 62 m/s ill,col,photo,maps,table,graph 30cm Subjects--Topical Terms: Silikon--Negeri SembilanEconomic Geology--Negeri Sembilan