geologist - scientist who studies rocks, property - something you can observe about an object, basalt - hard rock that was once liquid lava, tuff - light soft rock formed by the ashes of a volcano, scoria - red rock that was once the bubbly top of the lava, clay - smallest rock particle: it's hard to see just one,

Tauler de classificació

Estil visual

Opcions

Canvia de fonament

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