This printable crossword puzzle on the topic of Rocks & Minerals has 12 clues. Answers range from 5 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
the decayed remains of once living creatures
inorganic crystalline substances found naturally in the earth
layers of sedimentary rock
the process by which rocks are broken down to form sediments
the process by which rocks and solid are broken down and transported away
towers of limestone on the roof
towers of limestone on the ground
rock that has been changed by extreme heat or pressure
rocks that have been built up by layers of sediments
a structure made up of one mineral that is usually transparent
hardened magma or lava
a small cavity in rock lined with crystal or other mineral matter