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Comoros 2011 Mi.2929-3+Bl.611 20€ African minerals, ores, rocks -
Comoros 2009 Mi.2632-5+Bl.562 24€ African minerals, ores -
Mali 2014 Famous Geologists, Minerals and Rocks - N. Desmarest -
Mali 2014 Famous Geologists, Minerals and Rocks - J. Hutton -
Mali 2014 Famous Geologists, Minerals and Rocks - S. Kuo -
Mali 2014 Famous Geologists, Minerals and Rocks - W. Maclure -
Mali 2014 Famous Geologists, Minerals and Rocks - L. Agassiz -
Mali 2014 Famous Geologists, Minerals and Rocks - W. Smith -
Niger 2013 Mi.2257-0+Bl.192 25€ Earth minerals, Diamond, Gold -
Rhodesia 1971 Geological Congress and Minerals -
Zaire (Congo) 1996 €34 Minerals and ores of Africa, wanted series -
Botswana 1984 22€ Mining and Industry, Diamonds and Minerals -
Central African Republic 2011 Mi.3112-4+Bl.736 23€ Mineralogy and minerals -
Central African Republic 2011 Mi.2958-1+Bl.704 20€ Minerals, Hematite, Gold -
Central African Republic 2013 €26 Minerals and ores of Africa -
Central African Republic 2011 Mi.2958-1+Bl.704 19.5€ African minerals, Gold -
Niger 2014 Mi.3264-7+Bl.397 25€ Minerals, Agate, Amethyst -
Niger 2015 Mi.3590-2+Bl.465 €27 Minerals, wulfenite, auricalcite -
Niger 2015 Mi.3390-3+Bl.422 25€ Minerals and ores, muscovite, peridot -
Niger 2015 Mi.3852-5+Bl.475 27€ Minerals and gems, ruby, malachite -
Niger 2014 Mi.3002-5+Bl.344 €25 Minerals and volcanoes, volcanoes -
Niger 2016 Mi.4412-5+Bl.587 €26 Minerals and artefacts, jasper and jadeite -
Niger 2016 Mi.4472-5+Bl.599 26€ Minerals and volcanoes of the world, volcanoes -
Central African Republic 2014 €26 Minerals and ores, Lapis Lazuli
