K.N. Pilyugin, an independent expert and researcher of the history of precious stones, an expert autodidactor in homology, an analyst of the investment raw materials market, a participant in the Jewelry and Watch Exhibition 2010, a gemologist-appraiser, a dissenter engineer who determines the jewelry potential in uncut raw materials. He also developed a unique algorithm for conducting an examination: Soil science and mineralogical signature, Semantic Attribution according to Specified Parameters