Mudcracks and gysum casts in Silurian-aged Tonoloway Fm. limestone.
Sand from Zatoka, Odessa Oblast, Ukraine (Затока, Одеська область, Україна).
Collected by Glib Shpychka and Ira Orlyuk, August 2014.
Graded bedding in the Ordovician-aged Martinsburg Formation.
Quaternary-aged porphyritic andesite from the Kibo summit of Mt. Kilimanjaro.
Sample collected by Sarah Yun.
Combinado com 12 fotos em mosaico, Câmera canon 5D mark iii, lente 400mm canon, extender canon 2 xiii + montagem que desenvolvi chegando até 8000mm.
Lineated granodiorite from the Ordivician-aged Columbia pluton.
A rare discomycete growing on decayed Prunus spinosa bark and wood..
Nice porphryoblasts (almandine garnet in biotite schist).
Collection location unknown. But nice texture, eh?
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