Langite from Tankardstown mine Bonmahon Co Waterford Ireland
Size-
2.6cm x 4.5cm x 3cm
Weight-
41g
You will receive the item in the photo
Langite is an uncommon bright blue to blue-green secondary copper Sulfate mineral.
Crystal system-monoclinic
Mineral class- Sulfate
Rock formation- occurs in the oxidized zones of copper sulfide deposits or as post mining encrustations. It precipitates from copper bearing solutions and gels,frequently coating fracture surfaces and tunnel walls in weathered copper bearing rocks.