Which is a non-metallic mineral?

এই অধ্যায়ের আরও প্রশ্ন

• C-08-Q102Coal, gas and petroleum are classified as —
• C-08-Q103Magnetite () is used in —
• C-08-Q104Chemical formula of limestone is —
• C-08-Q105Limestone is NOT used in —
• C-08-Q106Limestone is used to adjust pH of —
• C-08-Q107Chemical formula of quartz is —
• C-08-Q108Quartz is used in —
• C-08-Q109Silver is used to make —
• C-08-Q110Mica is used as —
• C-08-Q111Chemical formula of gypsum is —