Lordfireice

ok i pretty sure i messed up but i need to know can i turn tin ingots into bronze??? i made 4 bars and with a little extra left in a mold and was wondering if im screwed and hope i get lucky again (first playthough)....also how common is tin? i only been in a few caves and found 1 vain. edit thx 4 the info heres hoping this is the only major blunder on my part!