According to the Mohs Scale of Mineral Hardness, the hardness of sapphire is 9. In front of the sapphire is only a diamond. Dark blue or blue sapphire is a royal stone. It is alumina or a type of transparent corundum. In the past, every flaming stone was called a sapphire. This stone symbolizes wisdom, justice, victory and power. Astrologers say it is not suitable for people in the zodiac sign of Capricorn but it is suitable for Sagittarius, Aries, Aquarius, Leo and Gemini. Sapphire is recommended for people who have a problem with insomnia, spine, rheumatism, neuralgia, epilepsy and hysteria. It is recommended to wear sapphire with a gold chain on the neck.
The sapphire is found in the crown of Queen Cleopatra. In ancient Greece it was dedicated to the god Zeus. Blue stones harmonize the mind and broaden views on various aspects of life, solve difficult memories, wrong attitudes and complexes of people. The blue color symbolizes self-awareness and introspection. It has a positive effect on the spiritual development of an individual because it symbolizes a philosophical way of thinking. Once upon a time, the great Goethe wrote, “As we see blue in the heights and distant mountains – so it seems to us that the blue surface is leaving us.” The blue color is connected to the right hemisphere of the brain. It develops intuition and imagination. The color of the heavenly Queen of the Virgin Mary is blue according to Christian canons. The blue color has a calming effect on the psyche, so it is valued in the East of the planet. Excess blue color drowns the individual and causes depression, sadness and fatigue. This stone protects travelers and protects them from slander, betrayal and poison. Sapphire with cracks and stains can be dangerous. Such a stone deprives the owner of joy and cheerful company.
4 medical aspects of blue stones:

1. Ayurveda says that sapphire has an effective effect on the skin because it improves skin tone.
2. In case of eye diseases, the water in which the sapphire was submerged helps.
3. People with heart disease, asthma or neuralgia are recommended to wear a sapphire ring or bracelet on their left hand.
4. Sapphire is recommended for people who have a problem with insomnia, spine, rheumatism, neuralgia, epilepsy and hysteria. It is recommended to wear sapphire with a gold chain on the neck.