Strongly mylonitised vein-quartzite in the Erabiddy shear zone, with steeply south-dipping foliation and very strong subvertical D2-stretching lineation
Strongly mylonitised vein-quartzite in the Erabiddy shear zone, with steeply south-dipping foliation and very strong subvertical D2-stretching lineation
Photograph: Cees Passchier