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7 results for “buried treasure history” in Industry
Industry · 2 July 2026
Nine Nines: Inside a Modern Gold Refinery
…f gold and refining a kilogram of trust have become, in practice, the same job. · A short history of the industry's consolidation · Refining was, for most of the twentieth century, a fragmented trade: national mints, jewellery-district assayers and a scattering of independent ope…
Tomas Herrera · 19 min read
Industry · 7 August 2026
How Fake Gold Is Detected
…le and economically marginal. · Why tungsten, and why it broke the old test · For most of history, density was sufficient. Gold is extraordinarily dense at 19.32 grams per cubic centimetre, and nearly everything cheap enough to substitute — lead at 11.3, copper at 8.96, brass low…
Tomas Herrera · 16 min read
Industry · 6 August 2026
The Scrap Trade
…It does not mean the metal is physically different — refined gold carries no trace of its history. The value of the certification lies entirely in the paperwork behind it, which is genuinely harder to fake than it once was under current due diligence rules. · The gold market's su…
Ingrid Sørensen · 16 min read
Industry · 7 August 2026
After the Cyanide
…fraction of the work and the state inherits the rest. · This is why the closure provision buried in the notes of an annual report is one of the more informative numbers in mining. It is a discounted estimate of a long-dated obligation, and the discount rate, the assumed treatment…
Tomas Herrera · 16 min read
Industry · 4 August 2026
The Gold Inside Your Phone
…ing bottleneck or a substitution breakthrough — rather than demand-side shocks. · A brief history of gold in electronics · Gold's role in electronics is not a recent accommodation to modern engineering standards; it dates to the earliest days of the transistor. When semiconductor…
Tomas Herrera · 18 min read
Industry · 20 August 2026
The Refiner's Ledger
…ital provenance premium In the future, a bar of gold with a complete, blockchain-verified history may trade at a premium to 'anonymous' gold, even if the metal itself is identical. Provenance is becoming a new dimension of value in the bullion market. · Digital passports provide…
Tomas Herrera · 17 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 · 16 min read
