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Tools Included in this Video:
Refractometer
Dichroscope
Long-Wave UV Light
Mini Mag Light
10x Loupe
Gemological Microscope
What You'll Learn in this Video:
How to use a refractometer
What does a gem refractometer do?
Why you need a refractometer with a removable magnifier
What is a gemstone spot reading?
How to identify rough gems
How to identify gemstones
What is RI liquid?
How much is RI liquid?
Which RI liquid is the best for gems?
How to use a UV light with gemstones
How to use a UV light with pearls
Are gems that fluoresce synthetic or fake?
How to tell glass or plastic from a real gemstone
What is pleochroism?
How to use a dichroscope to identify gems
Which gems are not pleochroic?
How to see a colour-change in a gemstone
How to see asterism in a gemstone
What is a star sapphire?
How to use a loupe
Should you keep both eyes open when using a gem loupe?
What is a gemological microscope?
What is brightfield and darkfield lighting?
How to know if a gemstone is fake
How to know if a gem is glass or plastic
How to identify gemstones from synthetics or fakes
How do gemologists identify gemstones?
How to know if a gem is real or not
How to tell the difference between ruby and garnet
How to tell the difference between emerald and green tourmaline
How to tell the difference between a green garnet and emerald
How to tell the difference between fake pearls and real ones
How to tell the difference between aquamarine and blue topaz
How to see fluorescence in diamonds
Is fluorescence in diamonds bad?
What colours do diamonds fluoresce?