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3 clips and a blank (copper) planchet that weighs 3 grams??
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<p>[QUOTE="Oldhoopster, post: 8184820, member: 84179"]Does the unstruck Planchet weigh 3 grams? 3.0 grams? 3.00 grams? The resolution of your scale and how you post the result is important.</p><p><br /></p><p>The weight tolerance of a copper cent is 3.11gms +/- 0.13 gms so if it weighs 3.00 grams, its normal. If your scale only has resolution to 0.1 gm, the the actual coin could be 2.95-3.04 grams. Maybe in spec, maybe not. You won't know for sure.</p><p><br /></p><p>When working with error coins, you need to make sure you understand your tools and mint specs or you're likely to make incorrect conclusions[/QUOTE]</p><p><br /></p>
[QUOTE="Oldhoopster, post: 8184820, member: 84179"]Does the unstruck Planchet weigh 3 grams? 3.0 grams? 3.00 grams? The resolution of your scale and how you post the result is important. The weight tolerance of a copper cent is 3.11gms +/- 0.13 gms so if it weighs 3.00 grams, its normal. If your scale only has resolution to 0.1 gm, the the actual coin could be 2.95-3.04 grams. Maybe in spec, maybe not. You won't know for sure. When working with error coins, you need to make sure you understand your tools and mint specs or you're likely to make incorrect conclusions[/QUOTE]
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3 clips and a blank (copper) planchet that weighs 3 grams??
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