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Name: smoky quartz
Type: mineral
Appearing in designs:
Arenal Volcano, Costa Rica; smoky quartz GuineaBissau 11/12/2018 640FCFA issue=Volcanoes 2018
smoky quartz (1958) Switzerland 5/31/1958 40+10(c) issue=Pro Patria 1958
smoky quartz (1960) Switzerland 6/1/1960 5+5(c) issue=Pro Patria 1960
smoky quartz (1969) German Democratic Republic 5/21/1969 20pf dt=minerals (1969)
smoky quartz (1974) German Democratic Republic 12/17/1974 15pf dt=minerals in mining academy collection
smoky quartz (1980) Malawi 8/20/1980 20t dt=gemstones (1980)
smoky quartz (2003) Gambia 11/18/2003 15d issue=Minerals 2003
smoky quartz (2007) Jersey 1/23/2007 74p issue=Minerals 2007 dt=minerals (2007 Jersey)
smoky quartz (2017) St. Thomas & Prince Islands 3/13/2017 31000db issue=Minerals 2017
No synonyms.
Record of changes |
External links:
Wikipedia article |
