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SCOTT NO
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676 A123
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DATE OF ISSUE
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1993 Jan 12
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FACE VALUE
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25c
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COUNTRY
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Zimbabwe
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DESCRIPTION
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The stamp shows Autunite gemstone. It is a secondary uranium mineral. Autunite & other minerals fluoresce strongly under ultraviolet light. Radiation from these minerals can also be detected by the use of a Geiger counter or a scintillometer.
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GEMSTONE
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Autunite
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