1969 D Clamshell Quarter - Coin Community Forum

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Author	Replies: 5 / Views: 1,210
Crazygirl321 New Member United States 14 Posts	Posted 02/02/2020 10:12 am What do you make of this? Report this Post to the Staff

John1 Moderator United States 56855 Posts	Posted 02/02/2020 10:59 am Acid damage not a clam shell. John1 Report this Post to the Staff
Spence Moderator United States 34419 Posts	Posted 02/02/2020 11:01 am @cg321, when clad coins are immersed in certain acids, the surfaces get rougher and the edge forms this odd "clamshell" since the copper core is being removed more quickly. This coin is a spender. "If you climb a good tree, you get a push." -----Ghanaian proverb "The danger we all now face is distinguishing between what is authentic and what is performed." -----King Adz Report this Post to the Staff
coop Bedrock of the Community United States 62064 Posts	Posted 02/02/2020 11:58 am The type of acid used affects the copper layer on your coin. PSD, not a mint error. Spendable. Report this Post to the Staff
Coinfrog Bedrock of the Community United States 94367 Posts	Posted 02/02/2020 12:02 pm Good question. to the CCF! Report this Post to the Staff
Crazygirl321 New Member United States 14 Posts	Posted 02/02/2020 4:50 pm Hi everyone and thanks for your responses. Had never seen one like it. I really appreciate the feedback. Report this Post to the Staff
	Replies: 5 / Views: 1,210

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