hertfordshire puddingstone, conglomerate, flint clasts in a silicious matrix, Hertfordshire, England
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Photo credit: © John Cancalosi / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: bedrock, clastic, cobblestone, color, colorful, crust, deposit, deposited, earth, economic, element, elements, fluids, formation, geology, gravel, hard, hardnes, hydrothermal, industrial, industry, lava, mantle, mass, metal, metals, metamorphic, mineral, mining, molecule, molecules, natural, nature, oebble, ore, promontory, puddingstone, quarry, rock, rubble, sedimentary, shelf, slab, slag, volcanic