08 Feb Blog Gemstone shopping trip July 3, 2023 By admin 0 comments My gemstone shopping trip (in the time of Covid-19) in Afghanistan there raw material (crystals) and then onward journey over the Kalve...Continue reading
03 Jan Blog Paraiba Tourmaline July 3, 2023 By admin 0 comments These cupriferous tourmalines from the Mina da Batalha in the Federal Brazilian State of Paraiba are small, rare and precious. Their...Continue reading