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

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