Tag: Renée Newman

Diamond dreams: Colour-enhanced stones delight at a reasonable price

July 4, 2023

Due to the rarity and popularity of coloured diamonds, scientists were driven to experiment with ways of changing the colour of light-yellow and brown natural-mined diamonds.

Metal magic crafted using anticlastic raising

March 3, 2023

While most modern jewellery is cast in a mould, stamped by a machine, or formed from wire, a few innovative individuals have been creating pieces from a thin, flat sheet, or strip of metal.

The ups and downs of anodized metals

September 20, 2022

Did you know it is possible to create permanent colours and designs on metal without heat, plating, enameling, or caustic chemicals? This can be done on reactive metals, such as titanium and niobium, by running a controlled electric current through them while the metal is dipped in soapy water or touched with a wet sponge/wet brush. This is an electrolytic process called ‘anodizing.’

Shining bright: Celebrating North America’s diamonds

April 18, 2022

While diamond mines in the Great White North are among the newest in the world, the diamonds they produce are the oldest on earth.

Sneak peek: Celebrating North America’s diamonds by Renée Newman

January 17, 2022

In the upcoming February issue of Jewellery Business, gemmologist and author Renée Newman explores the history of diamond mining in Canada and across the United States.

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Tag: Renée Newman

Choosing the right platinum alloy

Diamond dreams: Colour-enhanced stones delight at a reasonable price

Metal magic crafted using anticlastic raising

The ups and downs of anodized metals

Shining bright: Celebrating North America’s diamonds

Sneak peek: Celebrating North America’s diamonds by Renée Newman

Popular Articles

Read the Latest Issue

Tag: Renée Newman

Choosing the right platinum alloy

Diamond dreams: Colour-enhanced stones delight at a reasonable price

Metal magic crafted using anticlastic raising

The ups and downs of anodized metals

Shining bright: Celebrating North America’s diamonds

Sneak peek: Celebrating North America’s diamonds by Renée Newman

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