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Gneiss

Gneiss

13 items

Close-up of colorful crystals, with pink and purple formations surrounded by dark, shimmering minerals. — Almandines garnets in biotite gneiss, Estonia Sophie Graul

A vibrant pink crystal stands out against a rugged, textured background. — Almandine prophyroblast from Estonia Sophie Graul

Ptygmatic fold: a pale orange-pink vein twisting in tight snake-like loops across a dark, finely banded grey-brown rock face dotted with lichen. — Ptygmatic fold in paragneisses Sophie Graul

Close-up of a gneiss with shiny black mica flakes in streaks, white and cream feldspar grains, pale gold metallic patches and silvery graphite flakes. — Sulphide and graphite-rich gneiss Sophie Graul

Close-up of bright orange and yellow lichen colonies spreading over a grey speckled rock dotted with small dark red grains. — Vibrant Living Garnets Emma Rogers

Panorama of a calm cove of clear turquoise and deep blue water enclosed by rugged brown and grey rock headlands, with a small white motorboat moored near the left shore under a cloudless sky. — Cove in the Cap de Creus Sophie Graul

Close-up of a pink and a darker purple-red garnet crystal surrounded by shiny black mica flakes and brassy metallic grains, set in white granular rock. — Almandines in a migmatite paragneiss from West Finland Sophie Graul

Close-up of a deformed gneiss with swirling bands of dark grey and pale cream rock, curving into S-shaped loops, with scattered reddish-brown garnet clusters. — Migmatite 'sigmoid' in garnet-paragneiss Sophie Graul

Close-up of two glassy reddish-brown garnet crystals, heavily fractured and sparkling, set against dark rock. — Precambrian garnet from Kopparnäs coastline, Finland Sophie Graul

Close-up of a rounded, translucent orange-pink garnet crystal with flat, cracked faces and dark inclusions, on a black background. — Precambrian garnet from Kopparnäs coastline, Finland Sophie Graul

Close-up of a heart-shaped pink garnet crystal covered in a network of fine white cracks, set in grey rock. — Heartnet, precambrian garnet from Estonia Sophie Graul

Close-up of a large purplish-red garnet crystal crossed by bright white cracks, with dark elongated mineral flakes inside it. — Estonian Precambrian Garnet Sophie Graul

Person in a blue jacket and helmet standing at the foot of a towering rock wall of tightly folded grey, white and brown gneiss bands that swirl and curve. — Folded gneiss in Norway Simon Fuhrmann

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