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SCOTT NO
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1779 A892
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DATE OF ISSUE
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2011 Jan 30
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FACE VALUE
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5r
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COUNTRY
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Srilanka
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DESCRIPTION
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This stamp shows Marie Curie alongside M. U. S. Sultanbawa, one of the country's most distinguished chemists. Below their portraits sits a blue sapphire, the national gem of Sri Lanka, together with its molecular aluminum oxide framework.
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GEMSTONE
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Sapphire
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MINERAL
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Scientist
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