LEO COMMON FEATURES:   The main gemstone:  Diamond   Element:  Fire   Ruler:  Sun   Personal qualities:  Fertility. Motherliness. Archetypal. Protective. LEO SPECIFIC FEATURES:   People born in the period of July 24 - August 1 are influenced by Saturn. They are strong, mystical, passionate. Leonians don't like a loneliness and compulsion.   LUCKY STONES: aventurine, rock crystal , moonstone, nephrite , obsidian, cornelian , sodalite, tigers eye, jasper.   IMPORTANT YEARS:  19, 39, 57, 76.   People born in the period of August 2 - August 11 are influenced by Jupiter. They are punctilious, reasonable, and captious. They are clever at arithmetic.   LUCKY STONES: jade, cat's-eye, onyx, opal, sardonyx, citrine, amber.   IMPORTANT YEARS: 19, 36, 40, 57, 76.   People born in the period of August 12 - August 23 are influenced by Mars. They are strong, authoritative, have a respect for authorities and officials. They combine intellect with power.   LUCKY STONES:  alexandrite, jacinth, garnet, ruby, sapphire, tourmaline, diamond, emerald, topaz, chrysolite, zircon.   IMPORTANT YEARS: 15, 19, 30, 35, 36, 57, 60, 76.