News on the information philatelic portal www.postoveznamky.sk (1/2026)

Information about news on the philatelic portal www.postoveznamky.sk (1/2016).

03. 02. 2026

Minerals on stamps (V.) - Tourmaline

Minerals on stamps (V.) - Tourmaline
Author: Daniel Ozdín
Published: 01. 07. 2018 12:55

The fifth part of the interesting overview of postage stamps devoted not only to minerals and mineralogy but also to other related areas (gemmology, crystallography, meteoritics) as well as personalities, museums with expositions of minerals, precious stones in crown jewels, etc.




Author: Daniel Ozdín

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