closeup of sample of natural mineral from geological collection - unpolished bituminous coal (black coal) on white marble background from Ukraine

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Size: 4200px × 2800px
Photo credit: © Valery Voennyy / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: background, bituminous, black, close-, closeup, coal, collection, decorative, gemstone, geological, industrial, macro, material, mineral, mineralogical, natural, object, ore, ornamental, piece, raw, reserve, resource, rock, rough, sample, specimen, stone, surface, texture, unpolished, white