She had her relationship with Maud, Pinkie Pie's older sister, to thank for that. Though Rarity would always be insistent on updating the rock farmer's wardrobe, despite her constant refusals, she couldn't help letting the strange pony's passion for geology rub off on her. Rarity all but threw herself into learning about gems, and gem enchantments. Such endowments were usually just cosmetic, though she was embarrassed to admit her motivation for learning was fueled purely by her fantasies. 