Contents - I. Introduction - II. Historic - III. Basic principles of molten silicate production - (A) Processing of petrous materials - (B) Conditions for the formation of vitro ceramics - IV. The governed crystallization of glasses - (A) Homogeneous and heterogeneous nucleus formation - (B) Nucleation and nucleating agents - V. Preparation of molten silicates - (A) Preparation of the raw material - (B) Melting - (C) Processing and shaping of the melt - (D) Crystallization - VI. Composition of vitroceramics on feldspar-diopside base - (A) Deduction of the composition of crystallized synthetic stone - (B) Comparison between the compositions of crystallized synthetic stone and molten rocks - (C) Generalization of the production principles of vitro ceramics - VII. Crystallization mechanism of vitroceramics on feldspar-diopside base - VIII. Properties and possible applications of vitro ceramics - References -