From nanoscale friction measurements on smooth and rough calcite crystals, a set of parameters is analyzed to elucidate microscopic processes dictating RSF. We infer the influence of roughness on the ...

The Earth and Planetary Materials Science, Graduate School of Science, Tohoku University, 6-3, Aoba, Aramaki, Aoba, Sendai, 980-8578, Japan, Institute for Materials ...

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A sixth, uvarovite, is a green garnet that usually occurs as crystals too small to cut. It’s sometimes set as clusters in jewelry. Many garnets are chemical mixtures of two or more garnet species.