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Mineralogy

Mineralogy

49 items

Sheared and rotated almandine garnet in Precambrian gneiss from Estonia — Sheared and rotated almandine garnet in Precambrian gneiss from Estonia Sophie Graul

Calcite Crystals from Egypt’s Eastern Desert — Calcite Crystals from Egypt’s Eastern Desert Ahmed-M- Mohy

Folded muscovite layers in XPL view from the Norra Kärr complex, Sweden. — Folded muscovite layers in XPL view from the Norra Kärr complex, Sweden. Sophie Graul

Rotating XPL image of sillimanite aggregates — Rotating XPL image of sillimanite aggregates Sophie Graul

Blue schist from the Isle of Groix — Blue schist from the Isle of Groix Sophie Graul

Blue schist sample from the Isle of Groix with ferroglaucophane — Blue schist sample from the Isle of Groix with ferroglaucophane Sophie Graul

Blue schist from the Isle of Groix — Blue schist from the Isle of Groix Sophie Graul

Broken schorl in a pegmatite — Broken schorl in a pegmatite Sophie Graul

Layers of muscovite in a pegmatite vein — Layers of muscovite in a pegmatite vein Sophie Graul

Epidote in blueschist — Epidote in blueschist Sophie Graul

Details of blueschists — Details of blueschists Sophie Graul

Glaucophane and epidotes in Blue schists — Glaucophane and epidotes in Blue schists Sophie Graul

Feldspars in a larvikite — Feldspars in a larvikite Sophie Graul

Feldspars in a larvikite — Feldspars in a larvikite Sophie Graul

Almandine in migmatite paragneiss — Almandine in migmatite paragneiss 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 Sophie Graul

Sillimanite needles in a quartzite — Sillimanite needles in a quartzite Sophie Graul

Precambrian garnet from Kopparnäs coastline, Finland. — Precambrian garnet from Kopparnäs coastline, Finland. 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. Sophie Graul

Ni ore from thre former Hitura mine, Finland — Ni ore from thre former Hitura mine, Finland Sophie Graul

Migmatite 'sigmoid' in garnet-paragneiss — Migmatite 'sigmoid' in garnet-paragneiss Sophie Graul

Amphibolite enclaves crossed by two generations of granitic veins — Amphibolite enclaves crossed by two generations of granitic veins Sophie Graul

Close-up of hornblendes crystals in stretched amphibolite enclave — Close-up of hornblendes crystals in stretched amphibolite enclave Sophie Graul

Thin section in PPL of shelly phosphorite from the Ülgase deposit, Estonia. — Thin section in PPL of shelly phosphorite from the Ülgase deposit, Estonia. Sophie Graul

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