Quiz 11 Flashcards

1
Q

This is the name of the rarest,most durable and beautiful gems

A

Precious stones

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2
Q

This is the term for any rock containing a metal together with impurities

A

An ore

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3
Q

This is the name of the hardest of all known minerals

A

Diamonds

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4
Q

This is the most commonly used metal

A

Aluminum

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