Electrotypes of rare colonial coins
Electrotype copies of Massachusetts silver coins, Nova Contellatio Pattern coins, Bar cents, and Confederatio coppers are all fairly common.
Electrotype: Electroplating applied to a mold. The gold is then peeled away from the mold producing a cast object made of pure gold.
Electrum: An alloy of gold and silver that occurs naturally.
Electrotype
This term refers to when the Electroplating process is applied to a mould, to cast an object made of pure metal
Electrum
A naturally occurring alloy of gold and silver ...
Casting: A means of reproducing an object by making a mold of it and pouring metal, plaster, or some other material that sets over time into the mold. See Centrifugal casting, Electrotype, Lost wax process, and sand casting.
 See also: Silver, Eye, Gold, Metal, Surface
  
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