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6 results for “LBMA chain of integrity” in Industry
Industry · 2 July 2026
Nine Nines: Inside a Modern Gold Refinery
…99.99. Between those two numbers sit chlorine gas, aqua regia, an electrolytic cell and a chain of custody that is now as valuable as the metal itself. · Refining is two-stage: fast chlorination to ~99.5%, then electrolysis to 99.99% and above. · Fire assay, a technique older tha…
Tomas Herrera · 12 min read
Industry · 6 August 2026
The Scrap Trade
…ly 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 sellers never see past the first counter. · Recycled metal typically supplies around a qua…
Ingrid Sørensen · 15 min read
Industry · 7 August 2026
How Fake Gold Is Detected
…ying to fool a person. They are trying to fool a specific test at a specific point in the chain, and they know which test that is. · That reframing explains everything about how authentication has developed. Each defence closed a route; each closure pushed forgers towards a harde…
Tomas Herrera · 15 min read
Industry · 28 July 2026
Urban Mining: The Richest Gold Ore on Earth Is in Your Old Phone
…demand, and it does not by itself reduce mining volumes while consumption grows. A supply chain that recycles more and mines the same amount has increased total supply, not cleaned up the existing one. That is an improvement worth having, described accurately. · The final irony o…
Tomas Herrera · 13 min read
Industry · 7 August 2026
After the Cyanide
Every ounce of mined gold leaves behind roughly a tonne of processed rock and the water that carried it. What happens to that material after the last shift is the part of the industry with the longest…
Tomas Herrera · 17 min read
Industry · 4 August 2026
The Gold Inside Your Phone
Industrial demand is the quietest third of the gold market: a few tenths of a gram per handset, multiplied by billions of devices, chosen not for prestige but because nothing else conducts as reliably…
Tomas Herrera · 15 min read
