Mineral Examples of such minerals are malachite (green) and azurite (blue). In contrast, allochromatic elements in minerals are present in trace amounts as impurities. An example of such a mineral would be the ruby and sapphire varieties of the mineral corundum. The colours of pseudochromatic minerals are the result of interference of light waves. Examples include labradorite and bornite. In addition to simple body colour, minerals can have various other distinctive optical properties, such as play of colours, asterism, chatoyancy, iridescence, tarnish, and pleochroism. Several of these properties involve variability in colour. Play of colour, such as in opal, results in
The Malachite Casket (fairy tale) was a part of the animated film series made at Sverdlovsk Film Studio from the early 1970s to early 1980s, on time for the 100th anniversary since the birth of Pavel Bazhov. The series included the following films: "Sinyushka's Well" (1973), "The Mistress of the Copper Mountain" (1975), "The Malachite Casket", "The Stone Flower" (1977), "Podaryonka" (based on "Silver Hoof", 1978), "Golden Hair" (1979), and "The Grass Hideaway" (1982). "The Malachite Casket" is a stop motion animated film directed by Oleg Nikolaevsky, with screenplay by Alexander Timofeevsky. It was narrated by Y. Puzyrev. The music was composed by Vladislav Kazenin