Rocks & Minerals Crossword

This printable crossword puzzle on the topic of Rocks & Minerals has 10 clues. Answers range from 4 to 11 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

How many rock types are there?
What type of rock forms from magma?
What type of rock is formed from layers and pressure?
What type of rock is formed from pressure and heat?
What type of igneous rock is formed outside the volcano?
What type of igneous rock is formed inside the earth?
What is the red-hot liquid inside the earth?
Sedimentary rocks have lots of _____________.
Sedimentary rocks form under lots of _________________.
Metamorphic rocks form under pressure and ___________.