Sheath folds developed in strongly sheared quartz and pegmatite veins. PhotoID116
Sheath folds developed in strongly sheared quartz and pegmatite veins. PhotoID116
Photograph: Paul Bons, Tübingen
Sheath folds developed in strongly sheared quartz and pegmatite veins. PhotoID116
Sheath folds developed in strongly sheared quartz and pegmatite veins. PhotoID116
Photograph: Paul Bons, Tübingen