BGS rock collections - Search results

Map sheet search for Harlech (135)

Sample ids Donor Year Rock name
thin section E47181, COLLNOLA383, Allen,P.M. * Not entered 'Original entry: Volcanic Rock'
260 yds 324 deg from Pant Llwyfog
thin section E46302, E46302/A, E46302/B, COLLNOBP3, Lowe,D.J. * Not entered 'Original entry: Diorite'
Exposure, 320 yds 173 deg from Tyddyn Mawr
thin section E46303, COLLNOBP4, Lowe,D.J. * Not entered 'Original entry: Diorite'
Small crag, 460 yds 081 deg from Tyddyn Mawr
thin section E46604, COLLNOLA235, Allen,P.M. * Not entered 'Original entry: Diorite'
420 yds 330 deg from Hafod Owen
thin section E18049, COLLNOM180, Matley, C.A * Not entered Quartzite. 'Original entry: Quartzite'
Nr. Harlech
thin section E18050, COLLNOM181, Matley, C.A * Not entered 'Original entry: Schistose Quartz Grit'
Trawsfynydd Camp; at YMCA Hut
thin section E18052, COLLNOM183, Matley, C.A * Not entered 'Original entry: Pebbly Feldspathic Grit, Schistose'
Qry. Nantcol River Dam. E of Coed Cymn Erall, Llanbedr
thin section E18053, COLLNOM184, Matley, C.A * Not entered 'Original entry: Pebbly Grit Banded With Sericite, Chlorite Schit'
Craig y Lan Llwyd
thin section E18054, COLLNOM185, Matley, C.A * Not entered 'Original entry: Feldspathic Grit'
ENE of Cerig Ddu
thin section E18055, COLLNOM186, Matley, C.A * Not entered 'Original entry: Feldspathic Grit'
N of Moelfre Manganese Mines
thin section E18056, COLLNOM187, Matley, C.A * Not entered Sandstone (Undifferentiated). 'Original entry: Grit'
Pont Cerig, Nr. Foel Wen
thin section E18057, COLLNOM188, Matley, C.A * Not entered 'Original entry: Banded Siltstone'
N of Moelfre Manganese Mines
thin section E18044, COLLNOM175, Matley, C.A * Not entered 'Original entry: Feldspathic Pebbly Grit, Chloritic'
Afon scrw, NW of Maelgwm
thin section E18045, COLLNOM176, Matley, C.A * Not entered 'Original entry: Pebbly Grit, Siliceous Matrix'
Cefn Cam
thin section E18046, COLLNOM177, Matley, C.A * Not entered 'Original entry: Pebbly Grit, Chloritic Cement'
Cliff N of Rhiw. Llanbedr
thin section E18031, COLLNOM162, Matley, C.A * Not entered 'Original entry: Mica Chlorite And Epidotic Grit'
Road Nr. N Edge of map; at core of Anticline
thin section E18032, COLLNOM163, Matley, C.A * Not entered 'Original entry: Sericitic Banded Grit'
Road Nr. N Edge of map; at core of Anticline
thin section E18033, COLLNOM164, Matley, C.A * Not entered 'Original entry: Sericitic Chloritic Fine Grained Grit'
E side of Anticline
thin section E18034, COLLNOM165, Matley, C.A * Not entered 'Original entry: ? Epidote Quartz Oligoclasite'
At Sheepfold, 270 yds WNW of Cwrt y Graigddo
thin section E18035, COLLNOM166, Matley, C.A * Not entered 'Original entry: ? Edpidotized Quartz Diorite'
Graigddo Isaf, Upper Massive

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