CIBJO proposes usage of 4C grading system solely for natural diamonds

The Diamond Commission of the World Jewellery Confederation (CIBJO) has insisted that the 4C polished diamond grading system (cut, color, clarity, and carat weight) should only be used for natural stones, but not synthetic ones.

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Australian gold miners Genesis and Vault Minerals sign $8.7 billion merger agreement

Two Australian gold miners, Genesis Minerals and Vault Minerals, have signed a binding agreement to implement their merger plan, valued at approximately AUD12.6 billion ($8.7 billion).

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Copper 360's Rietberg underground development reaches halfway mark

Copper 360's underground development at the flagship Rietberg Mine in South Africa has advanced beyond the halfway mark of the 544‑metre decline to the 300 Level orebody, with ore intersection expected within 90 days.

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Resolute Mining expands ABC gold resource to 3 Moz

Resolute Mining has expanded the Inferred Mineral Resource Estimate for its ABC Project in Côte d'Ivoire to 3 million ounces (Moz) of gold, marking a significant milestone in the project's development pathway.

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AI data centers emerge as third largest consumer of rare earth elements

Artificial intelligence (AI) sector has emerged as an independent structural driver of demand for rare earth elements, and a third largest consumer, alongside clean energy and the military-industrial complex, according to Sprott Asset Management...

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What the AGS Lab Closure Will Mean for Its Cut Grade

02 november 2022

(jckonline.com) - On Oct. 18, the American Gem Society’s grading lab, AGS Laboratories, announced that it will close at the end of 2022, with GIA taking over its intellectual property, technology, as well as its Las Vegas location, which it will use as a research facility. But one piece of intellectual property that GIA will not pick up is AGS’ pioneering cut grade, which has long been the lab’s main selling point. That will remain with the AGS, says CEO Katherine Bodoh.