Tuff rock specimen on white background. Tuff is igneous rock that contains the debris from an explosive volcanic eruption.
Schlüsselwörter
stone,
rock,
isolated,
mineral,
white,
granite,
coal,
geology,
ore,
black,
nature,
macro,
natural,
rough,
material,
piece,
carbon,
fuel,
crystal,
grey,
gold,
closeup,
hard,
object,
white background
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