Name The Year: Jane Russell, actress full-figured gal (The Outlaw), born?

Questions

What did a pouncet usually contain?

Of which precious stone is aquamarine a variety?

Carat is the internatinally standardised unit of weight for precious stones what is its equivalent in grams?

What is the name given to the setting of gems into stone for example on the marble walls of the Taj Mahal?

Which voilet blue variety of quartz was used by the ancient greeks for making cups and goblets because it was regarded as a charm against inebriety?