The symbolism of jade includes associations with nobility and wealth. Many consider him to be a protector of generations, living and dead. Jade has been and will always be the “Supreme Gem” and the “Jewel of Heaven”, the stone of the heart. That's why jade statues are often used in feng shui, and that's why babies from Asian cultures are often given jade bracelets when they're born.
In 1863, the French mineralogist Alexis Damour analyzed the chemical composition of a Burmese jade (extracted only since the end of the 18th century) and a Chinese jade carving, and discovered their differences.