Ключевые слова: amber, ancient, baltic sea, calcification, crude, fossil, fossilization, gem, immemorial, jewel, jewellery, kaliningrad area, mineral, minerals, petrifaction, precious stone, precious thing, raw, resin, rock, rosin, scattering of stones, semiprecious, solar, stone, succinite, sun, sunstone, treasure, unwrought, yellow,