Rock Star

Random Science or rock Quiz

Can you name the correct classification for these rocks (sedimentary, igneous, or metamorphic)?

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RockType S, I, or M
Gneiss
Quartzite
Granite
Obsidian
Shale
Sandstone
Scoria
Limestone
Gabbro
Gritstone
RockType S, I, or M
Chert
Claystone
Hornfels
Coal
Soapstone
Marble
Slate
Eclogite
Lignite
Amphibolite
RockType S, I, or M
Dunite
Conglomerate
Basalt
Argillite
Syenite
Rhyolite
Diorite
Phyllite
Greenstone
Monzonite

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