MCQOPTIONS
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| 1. |
Which is the less important and more important and less important minerals crystallize respectively? |
| A. | Triclinic and monoclinic |
| B. | Monoclinic and triclinic |
| C. | Monoclinic and rhombohedral |
| D. | Rhombohedral and triclinic |
| Answer» C. Monoclinic and rhombohedral | |