scheelite metal and crystal mineral sample, used in lightbulb filaments

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Size: 4288px × 2848px
Photo credit: © WireStock / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: aggregate, black, calcium, cluster, crystal, crystalline, ferberite, filament, gaslight, gem, gemstone, geological, geology, incandescent, lightbulb, luster, manganese, manufacturing, matrix, metal, metallic, mineral, mineralogy, minerology, ore, pegmatite, rock, sample, scheelite, science, semi-precious, silicate, silver, specimen, tungstate, tungsten, tunstate, wolfram, wolframite