Rocks and Minerals Crossword

This printable crossword puzzle on the topic of Rocks & Minerals has 13 clues. Answers range from 4 to 11 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

any naturally formed solid in the crust
a type of rock made from small bits of matter joined together
a rock formed under heat and pressure
melted rock cools and hardens
the remains or imprints of living things from the past
soft coal
hard coal
cooled above ground
cooled below ground
color of powder left when a mineral is rubbed against a hard, rough surface
how well a mineral resists scratching
the way light bouncs off a mineral
the way a mineral breaks