Adjustable Wire Wrap Cabochon Ring Tutorial

1 piece of 18 gauge round wire, 3 inches long 2 pieces of 20 gauge round wire, 10 inches long 1 cabochon (mine is an oval peach moonstone about 7mm tall) All my wire is deadsoft bare copper from Rio Grande My pliers(Xuron Needle Nose): My Wire Cutters(Xuron MicroShear): My Round Nose Pliers(Beadalon Ergo): (the above are affiliate links) How I oxidize my bare copper wire using liver of sulfur: