A tonne of old phones holds more gold than a tonne of gold ore. Each handset carries traces of gold, silver and copper, concentrated enough that recycling them, so-called urban mining, pulls more gold per tonne than an actual mine.

Keyword: Tonne

Publisher: Space Daily

Published: Aug 10, 2026

The most valuable gold deposit within a hundred kilometres of you is probably not underground, it is sitting in a drawer inside a phone you have not turned on in five years. Look inside almost any a… [+7671 chars]

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