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A student has an unknown mineral with a hardness level of 6.5. Based on the chart below, which predictions can the student make?

A. The mineral can be scratched by both quartz and gypsum.

B. The mineral can scratch fluorite and be scratched by topaz.

C. The mineral can scratch both talc and corundum.

D. The mineral can scratch quartz, but not topaz.​

A student has an unknown mineral with a hardness level of 65 Based on the chart below which predictions can the student makeA The mineral can be scratched by bo class=

Respuesta :

aytan

Answer:

B

Explanation:

6.5 is in the middle of 6 and 7, so it can scratch 6 and lower, while it can be scratch by 7 and higher.