Diopsid auf grossular - heinz moser
Actually, Heinz Moser was a typical mountain climber. He wanted to conquer four-thousand-meter peaks. But when, years ago, while climbing the Rimpfischhorn near Zermatt, he found small, shiny black stones on the ground purely by chance, he was captivated. He had found black grenades and has been a passionate crystal seeker ever since....