• Home
  • 10 Practical Uses
  • Overview
    • Overview pg 2- Diamagnetic (non-magnetic) Gems
    • Overview pg 3- Factors that Affect Magnetism
    • Overview pg 4- The Magnetic Metals that Color Gems
    • Overview pg 5- Spectroscopy in Relation to Magnetism
    • Overview pg 6- Fluorescene in Relation to Magnetism
    • Overview pg 7- Quantitative Measurements of Magnetism
  • How To Use a Magnet
    • How To pg 2- Floatation Method and Direct Method
    • How To pg 3- Factors That Affect Magnetic Responses
    • How To pg 4- Translucent and Opaque Gems that Pick Up
    • How To pg 5- Separating Look-alike Gems
    • How To pg 6- Magnetic Separation Chart for Look-alike Gems
  • Diamond
  • Sapphire & Ruby
    • Sapphire & Ruby pg 2- Ruby
  • Spinel
    • Spinel pg 2- Red Spinel, Pink Spinel & Other Colors
    • Spinel pg 3- Synthetic Spinel
  • Tourmaline
    • Tourmaline pg 2- Black, Orange, Blue, Green Tourmalines
    • Tourmalines pg 3- Pink, Red, Yellow and Other Colors
    • Tourmalines pg 4- Paraiba Tourmalines
  • Garnet
    • Garnet pg 2- Understanding Garnets through Magnetism
    • Garnet pg 3- How Magnetic Are Garnets?
    • Garnet pg 4- A Rainbow of Color in Garnets
    • Garnet pg 5- A Graph of All Gem Garnets
      • 1958 Winchell Diagram
    • Garnet pg 6- Pyralspite Garnets: Almandine, Pyrope & Spessartine
    • Garnet pg 7- Color Change Garnet
    • Garnet pg 8- Malaya Garnet
    • Garnet pg 9- Pastel Pyrope: A New Variety
    • Garnet pg 10- Rhodolite & Chrome Pyrope
    • Garnet pg 11- Ugrandite Garnets: Andradite & Uvarovite
    • Garnet pg 12- Ugrandite Garnets: Grossular Garnet
    • Garnet pg 13- Distinguishing Between Garnet Species and Varieites
    • Garnet pg 14- Gem Garnet Classification System
  • Resources & Links
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  • About Us
  • The Magnetic Index
    • Magnetic Index pg. 2- About the Magnetic Susceptibility Index
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Magnetism in Gemstones

An Effective Tool for Gem Identification


© Kirk Feral

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