Rocks and Minerals Flashcard

Front

Describe the luster of Hematite: opaque, transparent, or translucent?

Back

opaque

Front

The destructive process in which water or wind loosen and carry away fragments of rocks is called?

Back

erosion

Front

___________ are types of rocks that are formed when magma or lava cools.

Back

igneous

Front

True or False: When adding vinegar to a mineral, it tests positive for gasses present with bubbles.

Back

True

Front

True or False: To describe the luster of a rock or mineral means to tell what you see on the hardness test.

Back

False

Front

The hardest mineral on Earth (at a level 10 on the MOH's scale of hardness) is: mica, magnetite, talc, diamond

Back

diamond

Front

Which type of rock is formed in layers? Options: sedimentary, metamorphic

Back

sedimentary

Front

True or False: The color of a mineral is found by adding vinegar.

Back

False

Front

_______ rocks form when other rocks are heated and squeezed together; requires heat and pressure.

Back

metamorphic

Front

This rock was found near the mouth of a volcano. What type of rock is this?

Back

Igneous