Langite

 Allihies, Castletown-Bearhaven Copper Mines, Beara Peninsula, Co. Cork, Ireland A rich crust of vivid turquoise-powder-blue Langite overgrowing deep leaf-green micro-crystallized...

 Geevor Mine, Pendeen, St Just, Cornwall, England, UK A miniature-sized plate of slightly weathered Land’s End granite has a 3.5 x 2.0 cm area densely...

 Liskeard, Cornwall, England, Europe A magnificent large cabinet specimen of Cornish Calcite from the mines close to, and a little north...

 Allihies, Castletown-Bearhaven Copper Mines, Beara Peninsula, Co. Cork, Ireland Radiating acicular flattened sprays of turquoise-sky-blue Langite crystals to 3 mm are richly spread...