Petr Hykš:
Cross bedding, anamostosing river sediments
Petr Hykš:
Unconformity
Petr Hykš:
Cross bedding, anastomosing river sediments
Petr Hykš:
Cross bedding, anastomosing river sediments
Petr Hykš:
Cenomanian transgression: Discordance between ordovician quartzite & cretaceous sandstone, the evidence of two different transgressive events
Petr Hykš:
Garnet porphyroblasts, nice shear deformation indicators
Petr Hykš:
Ptygmatic fold with garnet porphyroblasts in gneiss
Petr Hykš:
Intensively fractured gneiss
Petr Hykš:
Black bitomenous clay rich on cenomanian freshwater flora
Petr Hykš:
Železné hory mountains (panorama)
Petr Hykš:
Stylolite
Petr Hykš:
Chalcopyrite concretions? in silurian limestone
Petr Hykš:
Beautiful sedimentary profile (HDR)
Petr Hykš:
Upper Silurian, Ludlow-Pridoli boundary (Kopanina Fm. & Požáry Fm.)
Petr Hykš:
Černá rokle
Petr Hykš:
Sedimentary profile with well developed bedding exposed due to river erosion
Petr Hykš:
Discordance between devonian and jurassic limestones (panorama)
Petr Hykš:
Ice star, natural fractal
Petr Hykš:
Pond of ice stars, natural fractals
Petr Hykš:
Jurassic transgression - lithological subdivision (annotated panorama)
Petr Hykš:
Sedimentary textures in quartenary fluvial sands & gravel
Petr Hykš:
Sedimentary profile (quartenary fluvial sands & gravel discordance)
Petr Hykš:
Sedimentary profile (quartenary fluvial sands & gravel discordance)
Petr Hykš:
Secondary textures
Petr Hykš:
The day we explored the Moravian Karst
Petr Hykš:
Hoodoo, zemní pyramidy
Petr Hykš:
Sandstone spheroidal weathering
Petr Hykš:
Upper mantle xenolith (mainly olivine & diopside) in basalt
Petr Hykš:
Honeycomb weathering
Petr Hykš:
Honeycomb weathering
