__________ describes how easily a mineral can be scratched.

__________ describes how the surface of a mineral reflects light.

Color can be the only property you use to identify minerals.

_________ is used to define the hardness of a mineral.

________ is the hardest mineral.

Diamond can only be scratched by ___________

According to the Mohs scale, which of the following can be scratched by gypsum?

According to the Mohs scale, which of the following cannot be scratched by corundum?

__________ is the color of the powder a mineral leaves behind when it is rubbed across a white surface.

A mineral's streak will always be the same for all samples.

_______ is the specific shape of a mineral, which helps scientists identify and classify the mineral.

________ is when a mineral breaks into thiner slices or planes.

Minerals that attract metal are __________.

Which of the following minerals has a metallic luster?

Which of the following reflects more light?