In this article
What ruby is
Ruby is the red variety of corundum, the same mineral that gives us sapphire. Every other color of corundum is called sapphire, so the difference is simply the color. The red comes from small amounts of chromium inside the crystal. With a Mohs hardness of 9, ruby is second only to diamond among common gemstones, which is why it holds up so well in everyday jewelry.
What it is traditionally associated with
In crystal culture, ruby is linked with passion, courage and vitality, which fits its fiery color. People often connect it with the root and heart chakras, a belief that comes from modern crystal practice rather than from mineralogy. Treat these ideas as symbolism you can enjoy. Ruby is a beautiful object, not a treatment for any health condition.
History and culture
Ruby has a long history as a royal and ceremonial stone, and it is the traditional birthstone for July. Fine rubies have been traded across Asia for a very long time, and the stone is a common choice for anniversary jewelry, especially for a fortieth anniversary.
Everyday ways to use it
- Wear a ruby ring or pendant as a July birthday keepsake.
- Keep a small raw or polished piece on your desk as a reminder of a goal.
- Hold it while you write down something you want to stand up for.
- Give it as a gift to mark a long relationship or a milestone.
Care and cleaning
Ruby is tough, so warm water, a little mild soap and a soft brush are usually enough. Many rubies are heat treated, and some have fractures filled with glass, so avoid ultrasonic cleaners and harsh chemicals unless a jeweler says your piece is safe. Rinse well and dry with a soft cloth.
Real or fake?
Red glass, dyed quartz and synthetic rubies are all common. Lab-grown ruby is chemically real but not natural, and it should be labeled that way. Natural stones usually show tiny inclusions under magnification, while a flawless, bright red stone at a tiny price deserves doubt. For a valuable piece, ask for a report from an independent gem laboratory.
Pairing with other stones
Ruby looks striking beside clear quartz or pearl, and some people pair it with garnet for a deeper red tone. These pairings are about style and personal meaning.
Questions people ask
What is the difference between ruby and sapphire?
Both are corundum. Red corundum is called ruby, and corundum of any other color is called sapphire.
Which month is ruby the birthstone for?
Ruby is the traditional birthstone for July.
Is a lab-created ruby a real ruby?
It has the same chemistry and hardness as a natural ruby, but it was made in a laboratory, so it is sold as synthetic or lab-grown.
Can I wear ruby every day?
Its hardness makes it a good choice for daily wear, though knocks can still chip the setting or a stone with fractures.