Rock366 : Day 53 : Contact Metamorphism

Rock366 : Day 53 : Contact Metamorphism

Day 53 : A bit of a mystery rock this one. I found it, unlabelled, in a box of rocks due to be thrown...

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Uploaded on Feb 22, 2012  |  Map

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Rock366 : Day 52 : Andalucite-Biotite Hornfels

Rock366 : Day 52 : Andalucite-Biotite Hornfels

Day 52 : An andalucite-biotite hornfels in the aureole of the Ardara pluton, Donegal,...

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Uploaded on Feb 21, 2012  |  Map

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Rock366 : Day 51 : Andalucite Hornfels

Rock366 : Day 51 : Andalucite Hornfels

Day 51 : Andalucite porphyroblasts growing preferentially in pelitic horizons. From the crags above Clooney, Donegal. Keele collection.

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Uploaded on Feb 21, 2012  |  Map

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Rock366 : Day 50 : Tremolite-Talc Marble

Rock366 : Day 50 : Tremolite-Talc Marble

Day 50 : A tremolite-talc marble from near Lackagh Bridge, Co. Donegal, Ireland. Keele collection.

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Uploaded on Feb 19, 2012  |  Map

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Rock36 : Day 49 : Sillimanite Hornfels

Rock36 : Day 49 : Sillimanite Hornfels

Day 49 : Sillimanite Hornfels, part of a pelitic xeonlith in the Thorr Granodiorite, Co. Donegal, Ireland. Keele Collection. Weathered surface

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Uploaded on Feb 19, 2012  |  Map

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Rock366 : Day 49 : Sillimanite Hornfels

Rock366 : Day 49 : Sillimanite Hornfels

Day 49 : Sillimanite Hornfels, part of a pelitic xeonlith in the Thorr Granodiorite, Co. Donegal, Ireland. Keele Collection. Cut section

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Uploaded on Feb 19, 2012

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Rock366 : Day 48 : Forsterite Marble

Rock366 : Day 48 : Forsterite Marble

Day 48 : Forsterite marble from the Kilcrist Quarries, on the flanks of Beinn Shuardail,...

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Uploaded on Feb 17, 2012  |  Map

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Rock366 : Day 47 :

Rock366 : Day 47 :

Day 47 : A Dalradian calcsilicate marble from near Kyllachy House, Tomatin, Inverness, Highland, Scotland. Keele Collection.

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Uploaded on Feb 16, 2012

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Rock366 : Day 46 : Metamorphosed Calcsilicate

Rock366 : Day 46 : Metamorphosed Calcsilicate

Day 46 : Contact metamorphism of a calcsilicate adjacent to the Thorr granite, Donegal, Ireland

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Uploaded on Feb 15, 2012

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Rock366 : Day 45 : Zoisite Skarn

Rock366 : Day 45 : Zoisite Skarn

Day 45 : A zoisite skarn from Laggan Hill, Grantown-on-Spey, Highland, Scotland. Keele Collection.

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Uploaded on Feb 14, 2012

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Rock366 : Day 44 : Folded Psammites & Pelites

Rock366 : Day 44 : Folded Psammites & Pelites

Day 44 : Folded psammites and pelites. Unknown locality. Keele collection.

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Uploaded on Feb 13, 2012

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Rock366 : Day 43 : Contact Metamorphism

Rock366 : Day 43 : Contact Metamorphism

Day 43 : Garnetiferous calc-silicate rafts intermixed with granodiorite. NW coastal area of Rosguill Peninsula, Donegal, Ireland. Keele collection.

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Uploaded on Feb 13, 2012  |  Map

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Rock366 : Day 42 : Contact Metamorphism

Rock366 : Day 42 : Contact Metamorphism

Day 42 : Garnetiferous calc-silicate raft in xenolitic granodiorite. NW coastal area of Rosguill Peninsula, Donegal, Ireland. Keele collection.

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Uploaded on Feb 13, 2012  |  Map

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Rock366 : Day 41 : Pegmatite Vein

Rock366 : Day 41 : Pegmatite Vein

Day 41 : Pegmaticic vein in granitic gneiss. Facing of 10 Queen Street Place, City of London (just north of Southwark Bridge).

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Uploaded on Feb 13, 2012  |  Map

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Rock366 : Day 40 : Portland Limestone

Rock366 : Day 40 : Portland Limestone

Day 40 : Down in London for a conference at the Geological Society in Piccadilly. These are fossil...

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Uploaded on Feb 13, 2012  |  Map

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Rock366 : Day 40 : Portland Limestone

Rock366 : Day 40 : Portland Limestone

Day 40 : Down in London for a conference at the Geological Society in Piccadilly. These are fossil...

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Uploaded on Feb 13, 2012  |  Map

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Rock366 : Day 39 : Bioclastic Limestone

Rock366 : Day 39 : Bioclastic Limestone

Day 39 : Sandy crinoid debris in the Carboniferous Limestone of Wensleydale, Yorkshire, England. Keele collection.

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Uploaded on Feb 13, 2012  |  Map

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Rock366 : Day 38 : Sponge Bed

Rock366 : Day 38 : Sponge Bed

Day 38 : The Sponge Bed from the Visean 'Middle Limestone' of the Yoredale Group. Whitfield Gill, Askrigg, Yorkshire, England. Keele Collection.

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Uploaded on Feb 10, 2012  |  Map

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