4646 Langite, Frongoch Mine, Pontrhydygroes, Wales
Blocky crystals. Possible other species.
Wales
4636 Steverustite, Anglesite, Aurichalcite, Frongoch Mine, Pontrhydygroes, Wales
Type Locality. White acicular crystals of steverustite.
4638 Susannite, Anglesite, Caledonite, Frongoch Mine, Pontrhydygroes, Wales
Yellow hexagonal crystals of susannite.
4640 Caledonite, Susannite, Frongoch Mine, Pontrhydygroes, Wales
Blue acicular caledonite crystals with pale yellow susannite.
