Salt Crystal Lamp. Made from salt crystal rocks formed by nature over millions of years. These lamps are crafted by hand to retain the unique shape of the rock. The light glows through the salt crystal to create a romantic atmosphere. Salt crystal lamps most importantly improve the quality of the air we breathe by producing negative ions. Apricot colour, 5kg. Approx Dimensions: 22 x 11cm. The uniqueness of these lamps are shown in the extra images.