7156 JL2572 Prehnite, Loanhead Quarry, Beith, Strathclyde, Scotland December 1, 2021 Steve Scotland United Kingdom Ex Joan Lamond Collection, ex Harry Critchley. Width of view 21mm. Stack of 30 images. Click on the image below for a higher resolution version.
Europe Switzerland ncat JP0963 Laumontite, Prehnite, Gneiss quarries, Arvigo, Calanca, Calanca Valley, Moesa, Mesolcina Valley (Misox), Grischun (Grisons; Graubunden), Switzerland October 8, 2019
Europe Switzerland 4710 Prehnite, Epidote, Pyrite, Scolecite, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubunden), Switzerland October 5, 2019