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

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