the.com/rose gold
copper sneaking into gold to make it blush like it caught feelings.
the recipeGold plus copper; more copper means redder blush
russian rootsCalled Russian gold in 19th-century jewelry circles
no pure formPure 24k rose gold cannot exist; needs alloy
phone fameApple's 2015 iPhone made it a status flex
tougher metalCopper makes it harder than yellow gold