close up of copper material. stock footage. concept of geology.

abstract aerial background basic bronze brown bucket builder bulldozer business chemistry clay closeup coal components construction cooper copper dig digging dirt dozer dust ecology element environment equipment excavation excavator extraction geological geology granite gravel grunge heavy industrial industry jewelry large limestone load loading machine machinery macro manufacturing material metal metallic mine mineral mineralogy minerals mining native natural nature nugget object ore oxidated oxidation pit precious production pure quarry raw rock sand stone texture