Patina--vinegar (white or apple cider) and salt. For small items, fill a quart yogurt container half full of vinegar, and sprinkle in about 1 tsp salt. Add any metal you want to 'age'. Seal if you touch items a lot
Steampunk Spiked Gears Cuff via Etsy. I hope she doesn't get rusty. Very nice fingerless glove. It is too feminine for me but I still admire its beauty!