Giorgos Georgalas

Giorgos Georgalas

Giorgos Georgalas
More ideas from Giorgos
Disharmonic folds in gneiss.  Gneiss is a common and widely distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks.

Disharmonic folds in gneiss. Gneiss is a common and widely distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks.