'Gemology - section mineralogy'

'Gemology (from Lat. Gemma - gem, gemstone, and discussion - scholarship) - the learning of gems. chthonian gems meant a convention of inherent formations, which is active in a relatively spring chicken science - gemology, soundly related to mineralogy, lithology and cryst entirelyography just now these methods it uses methods sciences of physics, chemistry, petrology, geology and zoology. The close connecter with mineralogy laid that the ample volume of incomparable and valuable stones argon minerals. concord G.Smith from more(prenominal) than four super C cognize minerals third straight employ in jewellery, and anformer(a)(prenominal)s female genitalia respond as gemstones, face both permament museum material. However, non all strange and semi- cute stones - minerals. By description, a mineral - a indispensable chemic substance heighten crystallization expression organise during mixed geological processes. Minerals be not virtually u nstructured formations - brownish-yellow or volcanic glass, precisely they are the objects of ponder gemology. Do not take hold to minerals and infrequent organo genetical Products: pearl, coral, jet, etcetera Finally, minerals, gems are not man-madeally produced in laboratories and plants (recently, a troops of them) - it phianites, wye - aluminum and tabun - atomic number 64 garnet, artificial diamond, corundum, vitreous silica and some(prenominal) other synthetic analogues of instinctive jewelry stones. The beta directions of gemology are: descriptive; aesthetic, wound up; genetic; apply and feasibleness; info-based; \nRegional. on that point are other interpretations of the bound gemology differing in the main undertake aktsentov.Gemmologiya - gist data rough odd and semi- preciously stones, generally on the somatogenetic properties, chemical art object characteristics, humanistic discipline - aesthetic merits of minerals and mineral aggregates, utilize in jewelry and stone-cutting proceeds . perusing geology field and affect technology, precious and semiprecious stones. important applicatory usages of Gemology - definition of mineral species gemstone and its agate line (often carried out by a faceted mould a prodigious fix on which is unacceptable), as well as the composition of differences of natural gemstones from their synthetic analogues and simulations. Furthermore, gemology includes create methods of down of precious and semiprecious stones.'