Quartz gwindel, white, 11.5x7.5 cm
Grimsel Lake Northern Shore, Berne, Switzerland
Phantom quartz, doubly terminated, 12x8 cm
Piz Regina, Grisons, Switzerland
Smoky quartz gwindel, closed, 40x43 mm
Vordre Zinggenstock, Grimsel, Berne, Switzerland
Dark smoky quartz gwindel, 9x5.5 cm
Galenstock, Wallis, Switzerland
Black tourmaline on quartz
Misox, Graubuenden, Switzerland
Pink fluorite with small smoky quartz, 7x7 cms
Meiental, Uri, Switzerland
Light smoky quartz with gwindel, 14x8 cms
Fedenstock, Uri, Switzerland
Smoky quartz gwindel with single point, 8.5x11 cm
Galenstock, Furka, Uri, Switzerland
Smoky quartz gwindel on granite 12x6 cm
Val Strem, Graubuenden, Switzerland
Pink fluorite plate, 8.5x8.5 cm
Vordre Zinggenstock, Grimsel, Berne, Switzerland
Smoky quartz on granite, 14.5x11 cm
Vordre Zinggenstock, Grimsel, Berne, Switzerland
Light smoky quartz gwindel and pink fluorite, 16x14 cm
Dammagletscher, Goescheneralp, Uri, Switzerland
Quartz gwindel, white, with partial crystal
Winteregg, Goescheneralp, Uri, Switzerland
Smoky quartz gwindel specimen, 14 cm
Goescheneralp, Uri, Switzerland
Smoky quartz gwindel, 6.5x7.2 cm
Grau Wand, Furka, Uri, Switzerland
Smoky quartz on granite, 21x10 cm
Goescheneralp, Uri, Switzerland
Hematite on smoky quartz, 7x10 cm
Furkahorn, Uri, Switzerland
Light smoky quartz, cabinet size
Winterstock, Uri, Switzerland
Smoky Quartz Gwindel, 8x16 cm
Fedenstock, Uri, Switzerland