Gold in its host rock. Sample of gold in a silica host rock. This specimen is from Transylvania, Romania.

---

Size: 5032px × 3579px
Photo credit: © PETR JAN JURACKA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -, background, black, chemical, chemistry, dioxide, element, europe, european, geological, geology, gold, host, macro, metal, metallic, mineral, mineralogical, mineralogy, minerals, native, photograph, rock, romania, romanian, sample, silica, silicon, specimen, stone, transylvania, transylvanian