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


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