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Information × Registration Number 0301U002181, 0100U001811 , R & D reports Title Work out the scientific basis of gemology, establish the rules of forming and the evaluation criterions of the gemstone raw material of the south-east part of Ukraine popup.stage_title Виявити гемологiчнi об'єкти пiвденно-схiдної частини України i встановити закономiрностi їх формування Head Baranov P.M., Registration Date 21-02-2001 Organization National Mining University of Ukraine popup.description2 The scientific fundamentals of gemology (the purpose and problems, nomenclature) are developed. The concepts "gemmological raw material " and "gemmological object " are formulated. The gemmological classification of the decorative-art properties of the precious and ornamental stones is developed, on the basis of which one the model of its evaluation is offered. Perspective gemmological raw material of a southeast part of the Ukrainian shield is determined . The mineralogycal-petrographic features of raw material are studied and the decorative types are discharged. The regularities of forming of the gemmological objects are established: they were formed owing to metasomatic and metamorphic processes, which one have reduced in transformation of primary volcanic-sedimental and intrusive complexes of rocks. Product Description popup.authors popup.nrat_date 2020-04-02 Close