| Chatham® Ruby Gemstone Information Information * Loose gemstones * Jewelry links Ruby is the birthstone for the month of July and the gemstone representing the 15th and 40th wedding anniversary. It is known as the stone of love and is capable of reconciling lover's quarrels. It was once believed that if worn in a ring on the left hand or in a brooch on the left side, it would give the magical ability to live in peace among enemies. This stone was once thought to ward off misfortune and ill-health. Ruby is given as a symbol of success, devotion, integrity, health, and passion. |
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ENHANCEMENT CODE H Click to view AGTA code. PROPERTIES Refractive Index 1.762-1.77 Hardness = 9 (Moh's Scale) Specific Gravity =4.0 Species - Corundum Optic Character - Double Refraction. Phenomena - Chatoyancy (Very rare) WARNINGS FOR CARE Ultrasonic: Usually safe Steamer: Usually safe Heat: Good; may improve color Chemicals that harm: Boron |
Ruby crystal growth. |
Birthstones | ||
| January | Garnet | |||
| February | Amethyst | |||
| March | Aquamarine | |||
| April | Diamond | |||
| May | Emerald | |||
| June | Pearl/Alexandrite | |||
| July | Ruby | |||
| August | Peridot | |||
| September | Sapphire | |||
| October | Opal/Tourmaline | |||
| November | Topaz or Citrine | |||
| December | Blue Topaz or Zircon | |||
| Common Cut Examples. |
