09 March (Cyprus ) within release Minerals goes into circulation Stamp Chalcedony face value 30 Cypriot cent
Stamp Chalcedony in catalogues | |
---|---|
Michel: | Mi:CY 910 |
Stamp is horizontal format.
Also in the issue Minerals:
Stamp Chalcedony it reflects the thematic directions:
In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid substance with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form