Milk spots are those obnoxious thin white marks that arise on reflective silver coins caused by the annealing process.
Milk spots silver coins.
Milk spots can occur on both bullion and collector coins struck in proof and burnished uncirculated finishes but they are substantially more common on bullion silver coins with 999 or higher purity and are not seen on older coins with alloys such as pre 1964 u s.
Milk spots and fingerprints are a silver collectors bane.
White spots on modern silver coins.
If you do get marks on your coins especially fingerprints how do you get rid of them.
Thank you to realruler2112 for recommending this video.
How they come about and how to rem.
These white spots can sometimes develop on a variety of modern silver bullion coins from around the world including american silver eagles.
Many collectors of modern silver bullion coins are familiar with the occurrence of white spots or milk spots as they are often called in numismatic vernacular.
In this video we talk about the white spots or milk spots that are found on some government silver bullion like the maple leaf and american eagle.