Meanwhile, it is back to back losses for Ruben Amorim. Pep Guardiola said he was proud of his Manchester City players in the draw at Crystal Palace that extended their rocky run to one win in nine ...

These results demonstrate that major crystal fractionation occurs in the upper mantle beneath Vesteris, resembling processes observed in low-flux ocean island basalt volcanoes. The evidence for rapid ...

Galena is a naturally occurring semiconductor, crystals of which lent their name to the early “crystal radios” which ... other sulfide minerals such as sphalerite, or zincblende, an ore ...