Cleaning Coins, Artefacts If in doubt don’t Silver Coins. Mix up a Solution of washing soda crystals and dissolve with hot water , approx table spoon to a small plastic container , then Lightly cover silver coin in baking foil, drop coin in mixture let mixture bubble, and check coin periodically, if necessary repeat processes a few times, the foil doesnt need to be tight around coin.it will cause a natural mild electrolytic action, and it is this that cleans the silver coin. rinse them in distilled water and let dry . Bronze Coins & Artefacts. Bronze coins or Artefacts I would only soak in distilled water few days then pick of dirt with toothbrush, toothpicks, or fine bamboo satay sticks. And preferably under magnification, eye glass or something similar, If in doubt dont clean, as many coins can be ruined from over cleaning .I then coat the bronze coins Artefacts with Renaissance Micro Crystalline wax, can now be got from a number of detector outlets, or direct from, Conservation Resources UK ltd Cowley Oxford. . All other Home chemicals are either too abrasive or Acidic in nature, and I wouldnt go for the Electrolysis methods either, as it may dissolve the coin completely. Professional Conservators mostly use wood picks, or the scalpel but is done under high magnification using a Binocular Microscope with directional lighting, and with a lot years of patience and experience. Cleaning Coins, Artefacts If in doubt don’t Silver Coins. Mix up a Solution of washing soda crystals and dissolve with hot water , approx table spoon to a small plastic container , then Lightly cover silver coin in baking foil, drop coin in mixture let mixture bubble, and check coin periodically, if necessary repeat processes a few times, the foil doesnt need to be tight around coin.it will cause a natural mild electrolytic action, and it is this that cleans the silver coin. rinse them in distilled water and let dry . Bronze Coins & Artefacts. Bronze coins or Artefacts I would only soak in distilled water few days then pick of dirt with toothbrush, toothpicks, or fine bamboo satay sticks. And preferably under magnification, eye glass or something similar, If in doubt dont clean, as many coins can be ruined from over cleaning .I then coat the bronze coins Artefacts with Renaissance Micro Crystalline wax, can now be got from a number of detector outlets, or direct from, Conservation Resources UK ltd Cowley Oxford. . All other Home chemicals are either too abrasive or Acidic in nature, and I wouldnt go for the Electrolysis methods either, as it may dissolve the coin completely. Professional Conservators mostly use wood picks, or the scalpel but is done under high magnification using a Binocular Microscope with directional lighting, and with a lot years of patience and experience.
Posted on: Wed, 30 Oct 2013 10:23:24 +0000
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