(COLUMN B) Classify the following 10 points minerals according to their USE. A- If the mineral contributes to country's economic progress. B- It can be generated if they are melted C- If used in jewelry and expensive ornaments D- If they are in Group of sedimentary rock that contain largely of silicon dioxide A. B C D 1. QUARTS 2.DIAMOND 3. GYPSUM 4. NICKEL 5. GOLD 6. CALCITE 7. OPAL 8. TALC 9. EMERALD 10.SULFUR *