Keywords: Mineralogy, Mineralogie, Crystallography, Kristallographie, Geology, Geologie, Earth Science, Earth Sciences, Erdwissenschaften, rockhounding, Crystall, Kristall, Rocks, Mineral, Minerale, Mineralien, Gem, gemstone, gems, jasper, agate, Geochemistry, Geochemistry, Gemmology, Edelsteine, Photo, Microscope, micro, macro, close-up, closeup, image, photograph, facet, faceting
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2024年12月23日