MCQOPTIONS
Saved Bookmarks
| 1. |
What is the melting point of Zircon? |
| A. | 3450°F – 4620°F |
| B. | 3750°F – 4820°F |
| C. | 3850°F – 4820°F |
| D. | 4400°F – 5320°F |
| Answer» B. 3750¬¨¬®‚Äö√†√ªF ‚Äö√Ñ√∂‚àö√ë‚àö¬® 4820¬¨¬®‚Äö√†√ªF | |