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Micro textures of Estonian shelly phsophorites
by Sophie Graul
Metagabbro from the Guil Valley, Queyras, Briançon, Hautes-Alpes, France.
by Sophie Graul
Ni ore from thre former Hitura mine, Finland
by Sophie Graul
Amethyst vein from Pégut, Auvergne, France
by Sophie Graul
Example of a "twisted" fold from the Cap de Creus, Spain.
by Sophie Graul
Eclogite from la Compointrie, Les Essarts complex, Vendée, France.
by Sophie Graul
Rapakivi granite with typical round orthoclase crystals with oligoclase rims, Finland
by Sophie Graul
Cape Town with Table Mountain
by Martin Wegmann
Which species will owner of the bright lonely planet ?
by Dursun Acar
Turf sitting around lake and gravitational structures
by Dursun Acar
Migmatite 'sigmoid' in garnet-paragneiss
by Sophie Graul
Metamorphic complex with amphibolite enclaves crossed by two generations of granitic veins
by Sophie Graul
Amphibolite enclaves crossed by two generations of granitic veins
by Sophie Graul
Ptygmatic fold crossing a mylonite, within a paragneiss.
by Sophie Graul
Close-up of hornblendes crystals in stretched amphibolite enclave
by Sophie Graul
Example of meta-gabbro/amphibolite enclaves in a granite vein (possible pegmatite texture).
by Sophie Graul
Detail of K-feldspars pegmatite-like vein on the Kopparnäs coastline, Finland.
by Sophie Graul
Sulphide-bearing gneiss and quartzite from the Estonian Precambrian basement, Alutaguse zone.
by Sophie Graul
Section of a drillcore containing Tremadocian black-shale
by Sophie Graul
Shelly phosphorites from the Aseri deposit.
by Sophie Graul
Thin section in PPL of shelly phosphorite from the Ülgase deposit, Estonia.
by Sophie Graul
Thin section in PPL of shelly phosphorite from the Ülgase deposit, Estonia.
by Sophie Graul
Shelly phosphorite from the Aseri deposit, Estonia.
by Sophie Graul
Pyritised brachiopod shell fragment from the Toolse phosphorite deposit, Estonia.
by Sophie Graul
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