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SCOTT NO
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120 A26
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DATE OF ISSUE
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1974 Jul 01
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FACE VALUE
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10c
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COUNTRY
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Botswana
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DESCRIPTION
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The stamp shows a piece of rough Stilbite. It is brittle & soluble in hydrochloric acid. It is combined in sheaf-like bundles of interpenetration twinnings.
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MINERAL
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Stilbite
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VARIATION
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Used, Meter Mark, Block, Proof, First Day Cover, Envelope
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