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


Size: 4000px × 3116px
Photo credit: © Valery Voennyy / Alamy / Afripics
License: Royalty Free
Model Released: No

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