Gold accumulating on quartz under an electron microscope ... prevailing yet shaky theory regarding earthquakes' role in gold ...

The method they came up with, hydrothermal synthesis, is basically a way to reproduce the conditions under which natural quartz crystals originally formed. It uses moderate heat — around 300°C ...

After the experiment, the quartz samples were examined under a microscope to see if any ... deposited gold onto its surface, but it also formed and accumulated gold nanoparticles.

The engine is nonetheless given pride of place under a long bonnet ... of basalt symbolises the Quartz itself and features strongly in the centre console. Basalt is formed when magma is quickly ...