Ten samples from the old mill pad averaged 0.5 per cent tungsten trioxide, matching the mine's historic grade.
Why it mattersTungsten is a critical mineral used in defence and industry, so old waste piles could become new supply.
Free. Be genuinely informed in 5 minutes a day. No signup, no noise.
Get the free app, read the whole feed
InSnip turns the day's news into short, source-backed snippets with a plain why it matters line. The signal, not the scroll.