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6 results for “central bank reserves” in Industry
Industry · 2 July 2026
Nine Nines: Inside a Modern Gold Refinery
…s, scientific reference materials. · For everything else — coins, bars, jewellery alloys, central bank reserves — four nines is the end of the road, and it is close enough to the theoretical ideal that the remaining 0.01 per cent is mostly a rounding error in trace silver. The re…
Tomas Herrera · 12 min read
Industry · 7 August 2026
After the Cyanide
…ing standard handles gracefully. · Problem three: the wall · Tailings are stored behind embankments, and how those embankments are built determines how they fail. There are three basic methods, and the distinction is not academic. · Downstream construction raises each successive…
Tomas Herrera · 17 min read
Industry · 4 August 2026
The Gold Inside Your Phone
…market is usually described in two halves: jewellery on one side, investment and official reserves on the other. Between them sits a third category that rarely gets a paragraph, because it involves quantities too small to photograph and applications too dull to romanticise. Techn…
Tomas Herrera · 15 min read
Industry · 7 August 2026
How Fake Gold Is Detected
Counterfeiting gold is not about making something that looks right. It is about defeating a specific test, and the industry's defences are an escalating conversation between forgers and instruments. ·…
Tomas Herrera · 15 min read
Industry · 6 August 2026
The Scrap Trade
Roughly a quarter of the world's annual gold supply has been gold before. It arrives as broken chains, single earrings and dental crowns, and it moves through a chain of intermediaries that most selle…
Ingrid Sørensen · 15 min read
Industry · 28 July 2026
Urban Mining: The Richest Gold Ore on Earth Is in Your Old Phone
A tonne of good underground ore holds a few grams of gold. A tonne of discarded circuit boards can hold two hundred. So why is most of it still going into landfill? · Concentration, not tonnage, is wh…
Tomas Herrera · 13 min read
