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.

denoting or relating to rock that has undergone transformation by heat, pressure, or other natural agencies, e.g. in the folding of strata or the nearby intrusion of igneous rocks
Rock that has formed from sediment deposited by water or air
Rock having solidified from lava or magma
The splitting of rocks or crystals in a preferred plane or direction
The manner in which the surface of a mineral reflects light
The quality or condition of being hard
A long, thin line or mark of a different substance or color from its surroundings
The feel, appearance, or consistency of a surface or a substance
Is a component of light which is separated when it is reflected off of an object
A solid aggregate of one or more minerals or mineraloids