joaquín iturrioz

Stamps Category Minerals Joaquín Iturrioz

2999 - 250th Anniversary of the Bergakademie Technical University, Freibrug, Mineral
Germany
1026 - Mineral, petrified wood
United States
1691 - Aquamarine mineral from Irfersgrun
Germany
1690 - Geyer's amethyst mineral
Germany
1688 - Quartz mineral from Pechtelsgrun
Germany
1431 - Minerals from the GDR, merkers halite
Germany
1429 - Mineral, malachite d'ullersreuth
Germany
2999 - 250th Anniversary of the Bergakademie Technical University, Freibrug, Mineral
Germany
1429 - Ullersreuth Malachite
Germany
Mineral
Kenya