In blue zircon, the o-ray is blue while the e-ray is colorless ... As a result, the end facets are nearly twice as dark as those on the side. If the same piece of rough were cut as a round, however, ...

Dow Jones Newswires is a market-moving financial and business news source, used by wealth managers, institutional investors and fintech platforms around the world to identify trading and investing ...

We help keep Queensland children safe by assisting organisations to be child-safe and screening people who work with children.