Les cookies assurent le bon fonctionnement de nos services. En utilisant ces derniers, vous acceptez l'utilisation des cookies.En savoir plusOK books.google.fr - Gems are objects of wealth, icons of beauty, and emblems of the very best of everything. They are kept as signs of prestige or power. Given as tokens of love and affection, they also come in a kaleidoscopic array of hues and can be either mineral or organic. Gems can command a person’s gaze in the...https://books.google.fr/books/about/Gems_and_Gemstones.html?hl=fr&id=RnE9Fa4pbn0C&utm_source=gb-gplus-shareGems and Gemstones