Quartz (variety smoky; variety gwindel), Orthoclase (variety adularia) - Rhône Glacier, Switzerland - 25 x 15 cm

Mineral: Quartz (variety smoky; variety gwindel), Orthoclase (variety adularia)
Locality: Rhône Glacier, Furka Pass area, Furka, Goms, Wallis (Valais), Switzerland
Dimensions: 25 x 15 cm

Description: Detail of a Gwindel of 30 mm.