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Mattheddleite, Caledonite


Mattheddleite : Pb5(Si1.5S1.5)O12(Cl,OH), Caledonite : Cu2Pb5[(OH)6|CO3|(SO4)3]

Photo Copyright © Steve Rust  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Daren Mine (Old Daren Mine; Darren Consolidated Mine; Daren United Mine; Great Darren Mine; Darren Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion (Dyfed; Cardiganshire), Wales, UK
0.75mm groups of colourless mattheddleite (xrd confirmed) crystals on and with blue caledonite.

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