Molybdenite ore in granite. Minerals - molybdenite, pyrite, chalcopyrite, white quartz. Inclusions of gold and silver. Concept of mining useful metal - molybdenum.图片
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Molybdenite ore in granite. Minerals - molybdenite, pyrite, chalcopyrite, white quartz. Inclusions of gold and silver. Concept of mining useful metal - molybdenum.
素材ID:355600197

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  • 格式:JPG
  • 作者:Sergei Tim
  • 最大分辨率:6000 x 4000px
  • 最大输出:50.80 x 33.87cm (300dpi) | 211.67 x 141.11cm (72dpi)

关键词

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