Hematine

Hematine (also magnetic hematite, hemalyke or hemalike) is an artificial magnetic material. Hematine is widely used in jewelry.

"Haematine" redirects here. For the color, see Haematein.
Hematine ring

Although it is claimed by many that it is made from ground hematite or iron oxide mixed with a resin, analysis (of one object) has demonstrated it to be an entirely artificial compound, a barium-strontium ferrite.[1]

References
  1. Magnetic Hematite on Mindat.org


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