Usually "pure" lead develops a dull grey oxide when exposed to the elements. The metal in the OP seems to look too bright to be lead that has been used as a wheel weight.
Sometimes you get what you pay for, sometimes you only pay more for what you get.
Three shots are not a "group"...they are a "few".
If the Bible is the literal, infallible, unerring word of God...where are all those witches I am supposed to kill? (Exodus 22:18)