This printable crossword puzzle on the topic of Rocks & Minerals has 20 clues. Answers range from 5 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Igneous Rock
Metamorphic Rock
Sedimentary Rock
Cementation
Clastic
Compaction
Extrusive
Felsic
Foliated
Gneiss
Intrusive
Limestone
Mafic
Molten
Nonclastic
Obsidian
Porphyritic
Rock Cycle
Texture
Unfoliated