You should never buy a lottery ticket without an aventurine gemstone in your left pocket or hanging from your ears like these awesome fashion designer earrings. Aventurine is the gemstone of opportunity and good luck. These beautiful tear drop shape dangling genuine aventurine gemstone earrings feature .925 sterling silver French wire earring loops. Please note that these are natural semi-precious gemstones so no two are exactly alike and there may be variations in color and or markings in each stone.