Rocks and Minerals Flashcard

Front

This rock is changed by heat and pressure.

Back

metamorphic rock

Front

This rock is formed from magma or lava that cools and hardens.

Back

igneous rock

Front

This rock contains pieces of different minerals that layered together over time.

Back

sedimentary rock

Front

A mineral's ______ describes how its surface looks when light reflects from it.

Back

luster

Front

When you rub a mineral against a white tile, its ______ is the color left behind.

Back

streak

Front

A mineral's ________ is the ability to resist being scratched.

Back

hardness

Front

The _______ is a tool used to rank hardness of minerals

Back

Mohs Hardness Scale

Front

What are rocks made of?

Back

minerals

Front

The ___________ is how the 3 rock types change from one type to another.

Back

Rock Cycle

Front

When a mineral breaks smoothly along a flat surface, it is called _______

Back

cleavage