Marcel Betz
Austrian & Swiss alpine minerals
https://alpinmineralien.weebly.com/#
Stefan Hager
Austrian minerals, mainly Lungau
https://www.stoasuacha.at/
Lutz Püschel
Alpine sceptre quartz collection
https://www.alpine-minerals.online/
Markus Rosenkranz
Austrian minerals collection
https://www.stoafex78-mineralien.at/
Druckversion 