$Refractometer$

Method to assess magnetism of a gem

Method to assess magnetism of a gem, direct method with strong magnet (Neodyme) or boat method gem floating on a boat

Magnetic rocks

Mendeleev table showing elements inducing magnetism, Mn, Fe, Ni and rare earth

magnetism and refractive index in garnets

Some magnetic gems

Garnets, peridos, start diopside, green tourmaline, magnetite, rhodonite, rhodochrosite, synthetic pink zirconium synthetic diamonds

$magnetism and refractive index in garnets, grossular, demantoids, ugrandites series and pyralpites series$

For more information: visit, www.gemstonemagnetism.com

and the video here:

$Refractometer$