Petrographers do most of their work with microscopes that use reflected light (stereomicroscope), transmitted light (petrographic microscope) and electron beams (scanning electron microscope ...
For authentication, the petrographic profile of the artifact is compared to known quarries and clay pits of the time, and also against similar pieces of known provenance. But the evidence is not ...
Standing on a hot-air balloon, they catch the morning rays shining over the Zhangye National Geopark, creating the sight of a "rainbow mountain" out of the unique petrographic landform in China.
The study shows that the petrographic, geochemical and spectroscopic features in the graphite (the crystalline form of carbon) found in the Saglek-Hebron chemical sedimentary rocks are in fact ...
Journal of Archaeological Research, Vol. 31, Issue. 3, p. 395. Lis, Bartłomiej Mommsen, Hans Sterba, Johannes H. and Van Damme, Trevor 2023. Regional and interregional networks of ancient Eleon during ...