Gemstones

May 20, 2009

Quartz – and its many treatments

The Gemmological Association of Australia outlines a few of the many methods used to treat quartz.

March 16, 2009

The Bold and the Beautiful

An introductory guide to the world of coloured gemstones by the International Colored Gemstone Association.

January 27, 2009

Governor opens Australian Opal Centre

NSW Governor Marie Bashir officially opened the showroom and office of the Australian Opal Centre in Lightning Ridge last month.

January 23, 2009

Dubai debut

More than 1000 visitors attended the first dedicated colored gemstone trade fair, ICA International Gem Show, in Dubai in October.

January 22, 2009

Emeralds – an Australian discovery

Emeralds, the birthstone of May, have been prized as precious jewels for thousands of years.

January 22, 2009

Red, red rubies

Ruby, the birthstone of July, can cost from $3 to $23,000 per carat

January 22, 2009

True Colours – The world through Cody’s eyes

 Andrew Cody, the president of the International Coloured Gemstone Association, reveals his plans to increase sales of coloured gemstones around…

January 1, 2008

Topaz, tanzanite and treatments

Like almost all precious and semi-precious gemstones topaz and tanzanite are increasingly being enhanced with treatments.