20-02-2020 - Liechtenstein (semi-official) - 41

diaspro paesaggio / landscape jasper

05-03-2020 - Liechtenstein (semi-official) - 42

charoite

12-03-2020 - Liechtenstein (semi-official) - 43

gelber jaspis

26-03-2020 - Liechtenstein (semi-official) - 44

mokaite / mookait

02-04-2020 - Liechtenstein (semi-official) - 45

agata verde / green agate

09-07-2020 - Liechtenstein (semi-official) - 46

tanzanite

23-07-2020 - Liechtenstein (semi-official) - 47

ossidiana / obsidian

06-08-2020 - Liechtenstein (semi-official) - 48

kyanite

20-08-2020 - Liechtenstein (semi-official) - 49

rodolite / rhodolite

03-09-2020 - Liechtenstein (semi-official) - 50

crisocolla / chrysokoll

03-09-2020 - Liechtenstein (semi-official) - 51

rodonite / rhodonite

17-09-2020 - Liechtenstein (semi-official) - 52

ossidiana Mahogany / Mahagony obsidian

01-10-2020 - Liechtenstein (semi-official) - 53

pirite / pyrite

09-10-2021 - Singapore:

perline / caviar beads