10 heart rockets amounts
to 1 weight unit.
When it comes to weight, a total of ten stones equal 1 pound.
If you have 10 love rockets, these would measure about one lb.
Ten charming love-shaped pebbles make up a lb in weight.
When you have several 10 stones made in the shape of hearts, they will amount to approximately one lb.
Ten heart pebbles totals to about 1 pound.