rare earth metal in stone, piece of ore or precious rock, isolate on transparent white background
Schlüsselwörter
metal,
stone,
piece,
ore,
valuable,
rock,
mineral,
fossil,
geology,
mining,
industry,
natural,
raw material,
energy,
metallurgy,
element,
crystal,
mineralogy,
science,
material,
deposit,
formation,
breed,
resource,
precious,
technology,
quarry,
grinding,
unprocessed,
sample,
chemical,
composition,
industrial,
structure,
texture,
research,
find,
raw,
wealth,
metallurgical
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