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7 results for “mine rehabilitation cost” in Industry
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 time…
Tomas Herrera · 16 min read
Industry · 20 August 2026
The Refiner's Ledger
Somewhere between a mine's doré bar and a Good Delivery brick sits a chain of chlorination furnaces, electrolytic cells, assay labs and accreditation committees that decides which gold the world's markets will…
Tomas Herrera · 17 min read
Industry · 2 July 2026
Nine Nines: Inside a Modern Gold Refinery
…bars trade without re-assay in the wholesale market. · Provenance documentation now determines a bar's marketability as much as its fineness. · Recycled scrap is a large and often more profitable feedstock than mined doré, but it demands heavier sorting and compliance work befor…
Tomas Herrera · 19 min read
Industry · 4 August 2026
The Gold Inside Your Phone
…ications are the least price-sensitive gold demand anywhere, protected by requalification costs far larger than any metal saving. · How much gold is in a smartphone? Roughly 0.2 to 0.35 grams, depending on the model and generation, spread across connector plating, printed-circuit…
Tomas Herrera · 18 min read
Industry · 28 July 2026
Urban Mining: The Richest Gold Ore on Earth Is in Your Old Phone
…mal sector that is faster and cheaper precisely because it externalises the environmental cost. · How much gold is in a mobile phone? On the order of a few tens of milligrams — worth a small amount individually. The economics only work in bulk: it takes thousands of handsets to a…
Tomas Herrera · 16 min read
Industry · 6 August 2026
The Scrap Trade
…a quarter to a third of annual gold demand, and its volume responds to price faster than mine output can. · Scrap is priced off spot, adjusted for assayed fineness, then discounted for testing, refining, transport and each intermediary's margin. · High-street payouts commonly la…
Ingrid Sørensen · 16 min read
Industry · 7 August 2026
How Fake Gold Is Detected
…d against it. · Underkarated jewellery, not exotic tungsten-cored bars, is the fraud that costs the industry the most money overall, because it is quiet, distributed across thousands of small items, and invisible without an assay. · Does a magnet test prove gold is real? It dispr…
Tomas Herrera · 16 min read
