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Day 116 : Rapakivi Granite, from a shop front, Avenida de Eduardo Boscá, Valencia.

Day 115 : Alabastrine gypsum used in a window in the Metropolitan Cathedral–Basilica of the Assumption of Our Lady of Valencia.

Day 114 : Spending the week in Valencia, Spain. Couldn’t resist this one. A limestone block cladded door in a wall near the Palau de les Arts Reina Sofia.

Day 113 : The Ashover Grit from Cocking Tor Quarries, Ashover, Derbyshire. Keele Collection.

Day 112 : The ‘Red Rock of Rotherham’ or more formally, Mexborough Rock, a Middle Coal Measures sandstone from Red Hill, Kiveton Park, Rotherham. Keele Collection.

Day 111 : An ignimbrite, part of the Llandovery Skomer Volcanic Group, Marloes Sands, Pembrokeshire, Wales.

Day 110 : Complex folded and thrust sequence of Lower Coal Measures at Broad Haven, Pembrokeshire, Wales.

Day 109 : Calcrete developed in the Conigar Pit Member, Freshwater West Formation, Milford Haven Group, Old Red Sandstone Supergroup at Little Furzenip, Freshwater West, Pembrokeshire, Wales.

Day 108 : Complex folded and thrust sequence of Lower Coal Measures at Broad Haven, Pembrokeshire, Wales. 

Day 107: The is the transition between the esturine marine Gray Sandstone Group and the terrestrial Milford Haven Group (Old Red Sandstone Supergroup) at Marloes Sands, Pembrokeshire, Wales. The transtion here is actually all Upper Silurian but bottom right can be seen the arrow carved by the BGS to mark …