UK: Kernowite: New green mineral discovered in 220-year-old rock

The dark green mineral has been called kernowite as it was discovered from a rock mined in Cornwall.
On BBC
UK: Kernowite: New green mineral discovered in 220-year-old rock UK: Kernowite: New green mineral discovered in 220-year-old rock Reviewed by Shahid Karimi on December 22, 2020 Rating: 5

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