Seleziona una pagina

Migmatite withschlieren of micaschist in a mainly granodioritic matrix. Yarweelor Gneiss (reworked Yilgarn gneiss – protolith 3.7-2.4 Ga)

Migmatite with schlieren of micaschist in a mainly granodioritic matrix. Yarweelor Gneiss (reworked Yilgarn gneiss – protolith 3.7-2.4 Ga)

Photograph: Cees Passchier