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Minerals & Crystals |
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Federal Republic of Germany (12.01.1968) 20 Pf 27.5 * 33 mm Michel 547 The stamp is part of the three stamp set Technics and Science and reminds of 1000 years of mining industry in the Harz Mountains. The depicted crystals are Galena (lead sulfide, PbS; cubic) and Sphalerite (zinc sulfide, ZnS; cubic). |
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German Democratic Republic (21.05.1969) 5 Pf 27.5 * 33 mm Michel 1468 Erythrite (red cobalt; monoclinic) from Schneeberg, Thuringia. |
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German Democratic Republic (21.05.1969) 10 Pf 27.5 * 33 mm Michel 1469 Fluorite (fluor-spar; cubic) from Halsbrücke, Saxony. |
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German Democratic Republic (21.05.1969) 20 Pf 27.5 * 33 mm Michel 1471 Smoky quartz (trigonal) from Lichtenberg, Saxony. |
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German Democratic Republic (22.02.1972) 5 Pf 41 * 41 mm Michel 1737 Gypsum (monoclinic) from Eisleben, Saxony-Anhalt. |
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German Democratic Republic (22.02.1972) 10 Pf 41 * 41 mm Michel 1738 Zinnwaldite (monoclinic) from Zinnwald/Ore Mountains, Saxony. |
(click for larger image, 97k) |
German Democratic Republic (22.02.1972) 20 Pf 41 * 41 mm Michel 1739 Malachite (monoclinic) from Ullersreuth/Vogtland, Thuringia. |
(click for larger image, 93k) |
German Democratic Republic (22.02.1972) 25 Pf 41 * 41 mm Michel 1740 Amethyst (Quartz; trigonal) from Wiesenbad/Ore Mountains, Saxony. |
(click for larger image, 84k) |
German Democratic Republic (22.02.1972) 35 Pf 41 * 41 mm Michel 1741 Halite (rock salt; cubic) from Merkers/Rhön Mountains, Thuringia. |
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Copyright © Andreas Tabak, 1998 - 2006 Last update on 04-Feb-2008 |
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