Hematine (also magnetic hematite, hemalyke or hemalike) is an artificial magnetic material.[1] Hematine is widely used in jewelry.[citation needed]

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.[2]

References

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  1. ^ Anderson, Basil William; Jobbins, E. Alan (1990). Gem Testing. Butterworths. p. 299. ISBN 978-0-408-02320-7.
  2. ^ Magnetic Hematite on Mindat.org