Rock366 : Day 27 : Folded Schist

Rock366 : Day 27 : Folded Schist

Day 27 : Refolded folds. Superimposition of later open folds on earlier isoclinal folds in the Eilde Schists of Loch Leven, Scotland.

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Uploaded on Jan 27, 2012

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Rock366 : Day 26 : Folded Phyllite

Rock366 : Day 26 : Folded Phyllite

Day 26 : Folding in a phyllite containing alternating layers of psammite and pelite. Note...

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Uploaded on Jan 26, 2012

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Rock366 : Day 25 : Sheared Limestone

Rock366 : Day 25 : Sheared Limestone

Day 25 : This is the Mid-Devonian Chercombe Bridge Limestone Formation from Buckfastleigh in Devon....

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Uploaded on Jan 25, 2012  |  Map

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Rock366 : Day 24 : Folded Psammite

Rock366 : Day 24 : Folded Psammite

Day 24 : A folded psammite from an unknown locality. Note the change in fold style from rounded to...

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Uploaded on Jan 24, 2012  |  Map

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Rock366 : Day 23 : Protomylonite

Rock366 : Day 23 : Protomylonite

Day 23 : A protomylonite from Stevenson Lake, Manitoba, Canada. Quartz has reduced in grain size but...

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Uploaded on Jan 23, 2012  |  Map

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Rock366 : Crenulated Slate

Rock366 : Crenulated Slate

Day 22 : A slate from Onich, near Fort William in Scotland displaying a crenulation (vertical) and...

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Uploaded on Jan 22, 2012  |  Map

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Rock366 : Day 21 : Folded Psammite

Rock366 : Day 21 : Folded Psammite

Day 21 : Folded psammite layer in mica-schist. Folded original schistosity and new...

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Uploaded on Jan 21, 2012  |  Map

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Rock366 : Day 20 : Folded Schist

Rock366 : Day 20 : Folded Schist

Day 20 : Here we have a mica schist, with a strong schistocity and mica mineral lineation that has...

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Uploaded on Jan 20, 2012  |  Map

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Rock366 : Day 19 : Flattened Pebbles

Rock366 : Day 19 : Flattened Pebbles

Day 19 : Continuing the theme of strained rocks, this is a metamorphosed conglomerate with flattened...

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Uploaded on Jan 19, 2012  |  Map

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Rock366 : Day 18 : Amphibolite Shear Zone

Rock366 : Day 18 : Amphibolite Shear Zone

Day 18 : Shear zone in amphibolite. Unknown locality, Keele collection.

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Uploaded on Jan 18, 2012  |  Map

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Rock366 : Day 17 : Refolded folds

Rock366 : Day 17 : Refolded folds

Day 17 : Isoclinal folds with an axial planar foliation refolded by later fold to produce type...

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Uploaded on Jan 17, 2012  |  Map

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Rock366 : Day 16 : Deformed Trilobites

Rock366 : Day 16 : Deformed Trilobites

Day 16. I often tease our palaeontologist that the only good fossil is a strain marker. So here are...

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Uploaded on Jan 16, 2012  |  Map

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Rock366 : Day 15 : Interference Folds

Rock366 : Day 15 : Interference Folds

Day 15 : I can't believe this boulder that I carried two kilometres down the shore of of Loch Leven in...

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Uploaded on Jan 15, 2012  |  Map

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Rock366 : Day 14 : Similar Folds

Rock366 : Day 14 : Similar Folds

Day 14 : Buckle folding in slate showing similar folds and the effect of differing layer thickness on...

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Uploaded on Jan 14, 2012  |  Map

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Rock366 : Day 13 : Disharmonic Folds

Rock366 : Day 13 : Disharmonic Folds

Day 13 : Disharmonic folding in a banded semi-pelite from Loch Leven, Scottish Highlands. Keele collection.

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Uploaded on Jan 13, 2012  |  Map

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Rock366 : Day 8 : Folded Arenite

Rock366 : Day 8 : Folded Arenite

Day 8 : Folds displaying change of amplitude and tightness. Locality unknown. Keele collection.

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Uploaded on Jan 13, 2012  |  Map

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Rock366 : Day 12 : Garnet Hornblende Schist

Rock366 : Day 12 : Garnet Hornblende Schist

Day 12 : Back to the folds. Folded schistocity in a garnet hornblende schist (the garnet is post...

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Uploaded on Jan 13, 2012

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Rock366 : Day 11 : Bridgnorth Sandstone

Rock366 : Day 11 : Bridgnorth Sandstone

Day 11 : In the field again, this time in Bewdley, Worcestershire. Here the local Lower Permian...

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Uploaded on Jan 13, 2012

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