Long Wave Fluorescent Minerals Pack Quality:Standard 925 gram (2lb) - this

925 gram (2lb) - this is the amount of grit excluding the container weightHeight: 11cm Diameter: 12cm

Approximate Size of 1 half: 50mm x 40mm x 9mmApproximate Weight of 1 piece: 40g

Tip Shapes: 4 Cylinder

Rocks not included

Approximate Size for 1 piece: 11cm x 6cm x 3cm

Long Wave Fluorescent Minerals Pack Quality:Standard 925 gram (2lb) - thisDescription: In a darkroom, expose them to an Ultraviolet light (long wave fluorescent light the type used in school science labs or theatrical productions). It will enable you to identify them by colour. Some of these specimens will also react to shortwave fluorescent light sources. Be careful if you use a shortwave lamp, do not look into the light without protective eye cover it could cause severe eye damage. Fluorescent colour Mineral Location