A few days ago I was having a stroll north of Changgyeonggung palace, when I found a mysterious rock on display in the park. The… Read More »Mistery rock – Tessellated pavement stone at Changgyeonggung (Seoul, Korea)
I was a student the first time I visited the outcrops of Sant’Andrea in the far 2011. We must have looked really weird: a class… Read More »What are the white ‘stones’ nestled in the rocks of Sant’Andrea (Elba)?
When I was teaching with the course of Geology I in Pisa, I used to tell students: “the best way to learn how to recognize… Read More »Walking on a carpet of HUGE calcite crystals (Moriglion di Penna, Lucca, Italy)
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