Rocks and minerals Crossword

Rocks are exposed to extreme temperature and pressure
When magma or lava cools and crystallizes
Rocks are broken down into smaller pieces or dissolved in water as rocks erode
Measure of the resistance of a mineral to scratching
Any natural occurring , generally composed of minerals
Color of a mineral when it is crushed to a powder
How a mineral breaks into flat surfaces
The way light interacts with a rock, or mineral
the quality of an object or substance with the way light reflects the object
how the object feels
the amount of heat pressed on an object
hot liquid material below or within the earths wich lava is made
freely moving atoms arranged in patterns cool down
sand or quartz grains cemented together
rocks cool _ _ _ _ beneath the earths surface
hard white mineral
series of events where rocks can form from another type to another over time
the process where rocks are worn down by wind or water creating sediment
hot molten or semifluid rock erupted from a volcano
the upper layer where plants grow