Rocks and 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.

a type of rock that is made when lava or magma cool complety
no light goes through it and you can not see through it at all
when minerals crystallize and glue particles of sedement in to one rock
the type of rock that is made up of remains of plants and animals that are glued together
the process of when one type of rock changes to another
the color of a mineral in powder form
magma that is on earths surface
molten rock beneath earths surface
when minerals break evenly across flat surface
when minerals break unevenly in an irregular way