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Migmatite with S 353-78, Lstr 16-62. Schlieren of micaschist in a mainly granodioritic matrix. Yarweelor Gneiss (reworked Yilgarn gneiss – protolith 3.7-2.4 Ga)

Migmatite with S 353-78, Lstr 16-62. Schlieren of micaschist in a mainly granodioritic matrix. Yarweelor Gneiss (reworked Yilgarn gneiss – protolith 3.7-2.4 Ga)

Photograph: Cees Passchier