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

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