Description: Anglesite Mona Mine, Parys Mountain, Amlwch, Anglesey, Wales, UK Anglesite crystals to 10mm. From the type locality and very good for the location. Ex Dr T B Wilson (1807-1865) and William S Vaux (1811-82) Collections from the Philadelphia Academy of Natural Sciences Collection. Collected c1790 when the mine worked through the gossan.

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