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SCOTT NO
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558 A223
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DATE OF ISSUE
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1973 Jul 11
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FACE VALUE
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6c
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COUNTRY
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Australia
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DESCRIPTION
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The stamp shows rough & oval cut Chrysoprase. It is a variety of quartz chalcedony and the apple-green color is imparted by traces of Nickle. It occurs in shades of greens and has typical tendency to lose color in sunlight and when heated.
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GEMSTONE
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Chrysoprase
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VARIATION
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Used, Meter Mark, Block, First Day Cover, Envelope
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