Jenifer: I use Propane/Oxy for most everything. I use a "little torch"
with a range of tips from #4 to #7. I use Acetylene/Oxy for soldering
underwater on large silver items with heat sensitive stones. Natural
gas is the cleanest burning. Then comes propane. Acetylene should not
be used on platinum. Propane or natural gas will by far be the cost
savers. If you are doing alot of big silver work you will probably
For more info on soldering underwater see my link to
For links to many jewelry related sites
Michael R. Mathews Sr.