Every step of the way, from raw, freshly-mined quartz crystal to mil-spec engineered crystal units, these minerals are sorted, inspected, verified, cross-checked, and so on. Before any cutting ...

China has identified two new high-purity quartz deposits as it seeks to localize supply for solar and semiconductor ...

In an era where concious fashion reigns supreme, quartz stone is fast becoming the darling of the jewellery world — and for ...