Description
This specimen is from the TYPE LOCALITY for Leightonite, which is a VERY RARE hydrated, potassium, calcium, copper, sulfate. The display side of the specimen is richly covered in intergrown sharp-edged, light teal coloured crystals, to 3 mm in length. This is an unusually large and very rich specimen, partially with gorgeous sea-blue colour. This is old material, as well, seldom seen on the market. Note: Leightonite should be stored in dry environment.