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Gemmology notes
In this presentation, I have aimed to describe various physical and chemical properties of gemstones...
Emerging Subjects- Disaster Management, Nano Technology,Gemmology,BioInformatics,Immunology
what ids microscopy light microscopy principle types of light microscopy apllication
know what is corundum family in gemstones
This presentation explains the principle, instrumentation, and applications of refractometry, a fund...
ppt on the branches of science
this is a long chart on names of all branches of science ,with its name and department which deals t...
