A total of ten heart rockets amounts to 1 lb. In terms of weight, 10 stones are equivalent to one pound. Should you own 10 love pebbles, they'd measure around 1 lb. Ten beautiful love-shaped rockets make up 1 pound in weight. When you have several 10 rockets made in the shape of hearts, they will amount to approximately one lb. The weight of love stones totals to around 1 lb.