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In this site we discuss issues about practical aspects of science for gemstones - Gemology. The information includes: knowledge about gemological materials; identification characteristics of natural and synthetic gemstones; methods and equipment for gemstone identification and grading; treatment; types of composite materials; deposits; news.

The information is intended for both students studying gemstone identification and grading and for appraisers, jewelers, dealers, pawnbrokers, hobbyists and collectors of minerals.

Feedback is established for consultations, sharing information and questions.

The site is an opportunity to cooperate people with interests in the field of identification and grading of gemstones and to support with information their hobby or professional activity.

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Boyadzhik3

Mineralogical study of archaeological copper slags found in the area of the Boyadzhik village, Yambol region, Southeast Bulgaria

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Macro Krushevetz

Mineralogical study of archaeological copper slags found in the area of Krushevets Village, SE Bulgaria

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S

PETROLOGICAL STUDY OF METASOMATIC ALTERED GRANITOIDS FROM KANARATA DEPOSIT, SAKAR MOUNTAIN, SOUTHEASTERN BULGARIA

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