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Have you ever wondered what luster looks like?
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<p>[QUOTE="TypeCoin971793, post: 3328230, member: 78244"]The first installment is coins to be circulated coins which have had some luster worn away.</p><p><br /></p><p>This coin is a 1914 Barber quarter in VF condition. I believe that the there was some gunk buildup around the devices that preserved the luster as it circulated down to VF condition. This picture clearly shows the presence of luster, and it can be easily seen in hand nder a good light.</p><p><br /></p><p>[ATTACH=full]881872[/ATTACH]</p><p><br /></p><p>This is a shot in the middle of the field where the lustrous area (right) transitions to the flat area (left). You can see how the luster ridges weaken and then go away altogether.</p><p><br /></p><p>[ATTACH=full]881871[/ATTACH] </p><p><br /></p><p>This next coin is an AU 1964 half dollar. This coin saw some significant circulation, but here is a section of strong luster in the protected area around the B in LIBERTY.</p><p><br /></p><p>[ATTACH=full]881873[/ATTACH]</p><p><br /></p><p>These next three pictures are from the field in front of Kennedy's face. They clearly show the gradual weakening of the luster ridges from being eroded away by circulation. This is why luster weakens with circulation, and then disappears altogether.</p><p><br /></p><p> [ATTACH=full]881874[/ATTACH] [ATTACH=full]881875[/ATTACH]</p><p><br /></p><p> [ATTACH=full]881876[/ATTACH]</p><p><br /></p><p>The last coin is a 1944 Indian Rupee. This coin would grade a technical AU-58. There is a section of the obverse field in front of George's nose which shows the flattening of the luster due to wear.</p><p><br /></p><p> [ATTACH=full]881878[/ATTACH]</p><p><br /></p><p>Under higher magnification, we can see how the luster ridges become patchy and plateaued. This would show up as a bald spot in the luster.</p><p><br /></p><p> [ATTACH=full]881879[/ATTACH][/QUOTE]</p><p><br /></p>
[QUOTE="TypeCoin971793, post: 3328230, member: 78244"]The first installment is coins to be circulated coins which have had some luster worn away. This coin is a 1914 Barber quarter in VF condition. I believe that the there was some gunk buildup around the devices that preserved the luster as it circulated down to VF condition. This picture clearly shows the presence of luster, and it can be easily seen in hand nder a good light. [ATTACH=full]881872[/ATTACH] This is a shot in the middle of the field where the lustrous area (right) transitions to the flat area (left). You can see how the luster ridges weaken and then go away altogether. [ATTACH=full]881871[/ATTACH] This next coin is an AU 1964 half dollar. This coin saw some significant circulation, but here is a section of strong luster in the protected area around the B in LIBERTY. [ATTACH=full]881873[/ATTACH] These next three pictures are from the field in front of Kennedy's face. They clearly show the gradual weakening of the luster ridges from being eroded away by circulation. This is why luster weakens with circulation, and then disappears altogether. [ATTACH=full]881874[/ATTACH] [ATTACH=full]881875[/ATTACH] [ATTACH=full]881876[/ATTACH] The last coin is a 1944 Indian Rupee. This coin would grade a technical AU-58. There is a section of the obverse field in front of George's nose which shows the flattening of the luster due to wear. [ATTACH=full]881878[/ATTACH] Under higher magnification, we can see how the luster ridges become patchy and plateaued. This would show up as a bald spot in the luster. [ATTACH=full]881879[/ATTACH][/QUOTE]
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