Pile of silver nuggets on wooden table, flat lay. Space for text - ストックフォト&画像
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ストック写真ID: 646577478
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Manganese, manganese, or magnesium stone is a chemical element, it is in the manufacture of metal alloys. Silver colored ore, industrial use. Ore on black isolated background.
Black coal mine close-up with soft focus. Anthracite coal bar on dark background
Palladium stone, a transition metal used in the production of aerospace equipment, mining concept
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