Editing Microscopic scale (section)

=== Gemology ===
When the monetary value of gems is determined, various professions in [[gemology]] require systematic observation of the microscopic physical and optical properties of gemstones.<ref name="International Gem Society">{{Cite web |title=Introduction to Gemology |url=https://www.gemsociety.org/article/an-introduction-to-gemology/ |access-date=2022-05-23 |website=International Gem Society |language=en}}</ref> This can involve the use of stereo microscopes to evaluate these qualities, to eventually determine the value of each individual jewel or gemstone.<ref>{{Cite web |title=Gemological Microscope Australia |url=https://www.saxon.com.au/microscopes/microscope-types/gemological-microscopes.html#:~:text=Gemological |access-date=2022-05-23 |website=www.saxon.com.au}}</ref> This can be done similarly in evaluations of gold and other metals.<ref name="International Gem Society" />