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It's called toning and is a form of tarnish that occurs when the coin reacts with oxygen (and some pollutants) in air.
Toning is prized by many collectors because it can be quite beautiful and is never the same on any two coins, so don't attempt to remove it.
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∙ 16y ago
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How do you make baby blue?
Baby blue is a tint of blue, to make it add a little white to blue till you get the desired tint :)
How is a tint of blue related to a shade of blue?
they are both blue
What can be drawn about the value of emeralds?
An emerald with a blue tint is more valuable than one with a yellow tint.
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The Hairdresser.........
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Blue. it can be light but it has to have a tint of dark in it.
What conclusion can be draw about the value of emeralds?
An emerald with a blue tint is more valuable than one with a yellow tint A+
What conclusions can be drawn about the value of emerald?
An emerald with a blue tint is more valuable than one with a yellow tint.
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What conclusion can be drawn above the value of emeralds?
An emerald with a blue tint is more valuable than one with a yellow tint.
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the addition of white. then the dark blue will become sky blue,which is a tint of dark blue.
