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  • Geochemistry, Mineralogy, Petrology & Volcanology (990 entries)
Blue schist sample from the Isle of Groix with ferroglaucophane
Blue schist sample from the Isle of Groix with ferroglaucophane by Sophie Graul
Blue schist from the Isle of Groix
Blue schist from the Isle of Groix by Sophie Graul
Broken schorl in a pegmatite
Broken schorl in a pegmatite by Sophie Graul
Layers of muscovite in a pegmatite vein
Layers of muscovite in a pegmatite vein by Sophie Graul
Epidote in blueschist
Epidote in blueschist by Sophie Graul
Details of blueschists
Details of blueschists by Sophie Graul
Glaucophane and epidotes in Blue schists
Glaucophane and epidotes in Blue schists by Sophie Graul
Feldspars in a larvikite
Feldspars in a larvikite by Sophie Graul
Feldspars in a larvikite
Feldspars in a larvikite by Sophie Graul
Almandine in migmatite paragneiss
Almandine in migmatite paragneiss by Sophie Graul
Graphite in a contact zone between a pegmatitic dyke and a amphibolite
Graphite in a contact zone between a pegmatitic dyke and a amphibolite by Sophie Graul
Almandines in a migmatite paragneiss from West Finland
Almandines in a migmatite paragneiss from West Finland by Sophie Graul
Sillimanite needles in a quartzite
Sillimanite needles in a quartzite by Sophie Graul
Precambrian garnet from Kopparnäs coastline, Finland.
Precambrian garnet from Kopparnäs coastline, Finland. by Sophie Graul
Garnet with sulphide inclusions in a Precambrian biotite gneiss from the Alutaguse zone, East Estonia.
Garnet with sulphide inclusions in a Precambrian biotite gneiss from the Alutaguse zone, East Estonia. by Sophie Graul
Micro textures of Estonian shelly phsophorites
Micro textures of Estonian shelly phsophorites by Sophie Graul
Metagabbro from the Guil Valley, Queyras, Briançon, Hautes-Alpes, France.
Metagabbro from the Guil Valley, Queyras, Briançon, Hautes-Alpes, France. by Sophie Graul
Amethyst vein from Pégut, Auvergne, France
Amethyst vein from Pégut, Auvergne, France by Sophie Graul
Eclogite from la Compointrie, Les Essarts complex, Vendée, France.
Eclogite from la Compointrie, Les Essarts complex, Vendée, France. by Sophie Graul
Rapakivi granite with typical round orthoclase crystals with oligoclase rims, Finland
Rapakivi granite with typical round orthoclase crystals with oligoclase rims, Finland by Sophie Graul
Migmatite 'sigmoid' in garnet-paragneiss
Migmatite 'sigmoid' in garnet-paragneiss by Sophie Graul
Metamorphic complex with amphibolite enclaves crossed by two generations of granitic veins
Metamorphic complex with amphibolite enclaves crossed by two generations of granitic veins by Sophie Graul
Amphibolite enclaves crossed by two generations of granitic veins
Amphibolite enclaves crossed by two generations of granitic veins by Sophie Graul
Ptygmatic fold crossing a mylonite, within a paragneiss.
Ptygmatic fold crossing a mylonite, within a paragneiss. by Sophie Graul
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