Stamps Category Minerals

erythrine mineral from schneeberg
joaquín iturrioz
1165 - Halsbruck fluorine mineral
joaquín iturrioz
lichtenberg quartz mineral
joaquín iturrioz
mineral calcite from niederrabenstein
joaquín iturrioz
1687 - Gnadstein veined jasper mineral
joaquín iturrioz
1689 - Mineral, Schneckenstein topaz
joaquín iturrioz
1522 - fossil
joaquín iturrioz
mineral star sapphire
joaquín iturrioz
mineral from the G.D.R., halite from merkers
joaquín iturrioz
1520 - fossil, variety of fern
joaquín iturrioz