This printable word search puzzle on the topic of Rocks & Minerals contains 21 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
conglomerate
sedimentary
metamorphic
anthracite
sandstone
limestone
quartzite
soapstone
rhyolite
obsidian
igneous
gypsum
schist
marble
gneiss
pumice
gabbro
basalt
shale
chert
slate