Carreg yr Imbill
From Underfoot
Q5046061
Carreg yr Imbill is the remains of a large dolerite with pegmatite pods and quarry at Pwllheli, Gwynedd, Wales.
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Location: 52.8816, -4.3996, KML, Cluster Map, Maps,
50 places
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Rotunda or Grotto ⓘ
Grade II listed building in Gwynedd. Set into the hillslope below Cliff House with panoramic views across the bay: accessed via steps and an arch from the main village road. -

The Mill Folly Grotto including stone bridge, south of the Afon Llifon ⓘ
Grade II listed building in Llandwrog. Situated approximately 200m east of the house, on the south side of the valley of the Afon Llifon. -

Aberglaslyn West, Plas Hebog, Stone Quarry. ⓘ
stone quarry in Beddgelert, Gwynedd -

Aberglaslyn, Parc Cae Morys, Stone Quarry ⓘ
stone quarry in Beddgelert, Gwynedd -

Alexandra quarry ⓘ
disused slate quarry in Gwynedd, Wales -

Alexandra Quarry ⓘ
slate quarry in Wales -

Ashton Lead Mines ⓘ
lead mine in Llanengan -

Benallt mine ⓘ
manganese ore mine, Rhiw, Llanfaelrhys, Lleyn Peninsula, Gwynedd, Wales -

Blaen y Cae Slate Quarry ⓘ
quarry in the UK -

Bwlch Cwmllan quarry ⓘ
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Bwlch-Y-Plwm ⓘ
lead mine in Llanfrothen -

Carreg yr Imbill ⓘ
peninsula -

Carreg-y-Llam quarry ⓘ
Disused granite quarry near Pistyll, Wales, United Kingdom -
Cilgwyn quarry ⓘ
former slate quarry in Gwynedd, Wales -

Croesor Quarry ⓘ
slate mine near the village of Croesor, Gwynedd (formerly Merionethshire), Wales, United Kingdom -

Dorothea Quarry ⓘ
former slate quarry near Nantlle, in Carnarvonshire, Wales, UK -

Drws y Coed Copper Mine ⓘ
scheduled monument in Wales -

Eifl quarry ⓘ
Granite quarry near Trefor, Wales, United Kingdom -

Fron-Boeth and Pant Mawr Quarries ⓘ
Two neighbouring disused slate quarries near Blaenau Ffestiniog, Gwynedd, Wales -

Gilfach Copper Mine ⓘ
scheduled monument in Wales -

Glanrafon Slate Quarries ⓘ
slate quarry in Betws Garmon, Gwynedd, Wales, UK -

Gorseddau Slate Quarry ⓘ
quarry in the UK -

Gyrn Ddu quarry ⓘ
Slate quarry near Llanaelhaearn, Gwynedd (formerly Caernarfonshire), Wales, United Kingdom -

Moel Tryfan quarry ⓘ
quarry in the UK -

Moelwyn Slate Quarry ⓘ
Defunct slate quarry in Wales -

Pant Gwyn ⓘ
lead mine in Llanengan -

Parc quarry ⓘ
Disused slate quarry near Croesor in Gwynedd (formerly Merionethshire), Wales, United Kingdom -

Pen y Bryn / Cloddfa'r Lôn water-driven pump system ⓘ
quarry in Llanllyfni, Gwynedd, Wales, UK -

Pen Y Bryn Quarry and tips ⓘ
quarry in the UK -

Pen-Yr-Allt Lead Mine ⓘ
lead mine in Llanfrothen -

Penrhynmawr Lead Mine ⓘ
lead mine in Llanengan -

Plas Yn Rhiw Quarry ⓘ
stone quarry in Aberdaron, Gwynedd -

Porth y Nant Stone Quarry ⓘ
stone quarry in Pistyll, Gwynedd -

Porth-Neigwl Lead Mine ⓘ
lead mine in Llanengan -

Prince Llewellyn quarry ⓘ
Slate quarry in the Lledr Valley, Conwy County Borough, Wales, United Kingdom -

Prince of Wales Slate Quarry ⓘ
slate quarry in Dolbenmaen, Gwynedd, Wales, UK -

Sygun Copper Mine ⓘ
copper mine and mining museum in Merionethshire
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Tan Bwlch Lead Mine ⓘ
lead mine in Llanengan -

Tyddyn-Du ⓘ
manganese mine in Gwynedd -

Hafod y Llan Slate Quarry ⓘ
slate quarry in Beddgelert, Gwynedd, Wales, UK -

Pen-yr-Orsedd quarry ⓘ
former slate quarry near Nantlle, in Carnarvonshire, Wales, UK -

Gimlet quarry ⓘ
Granite quarry near Pwllheli. Quarried for stone paving sets by the Liverpool and Pwllheli Granite Company, which was established in 1867. -

Fron Slate Quarry ⓘ
slate quarry in Llandwrog, Gwynedd, Wales, UK -

Aberglaslyn Long Tunnel ⓘ
railway tunnel in the UK -

Aberglaslyn Short Tunnel ⓘ
railway tunnel in the UK -

Barmouth Tunnel ⓘ
railway tunnel in the UK -

Caernarfon Tunnel ⓘ
former railway tunnel in Caernarfon, North Wales, re-used as road tunnel -

Goat Tunnel ⓘ
railway tunnel in the UK -

Tunnel Passage At Fort Williamsburg ⓘ
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Tunnel Portal and Tunnel ⓘ
Grade II listed building in Llanllyfni. Located in the hillside to the north of Talysarn Hall.
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| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | cave | Rotunda or Grotto | grotto | Wikidata | |
| site | cave | The Mill Folly Grotto including stone bridge, south of the Afon Llifon | grotto | Wikidata | |
| site | mine | Aberglaslyn West, Plas Hebog, Stone Quarry. | stone quarry | Wikidata | |
| site | mine | Aberglaslyn, Parc Cae Morys, Stone Quarry | stone quarry | Wikidata | |
| site | mine | Alexandra quarry | quarry | Wikidata | |
| site | mine | Alexandra Quarry | slate quarry | Wikidata | |
| site | mine | Ashton Lead Mines | lead mine | Wikidata | |
| site | mine | Benallt mine | manganese mine | Wikidata | |
| site | mine | Blaen y Cae Slate Quarry | quarry | Wikidata | |
| site | mine | Bwlch Cwmllan quarry | slate mine | Wikidata | |
| site | mine | Bwlch-Y-Plwm | lead mine | Wikidata | |
| site | mine | Carreg yr Imbill | dolerite, quarry, peninsula | Wikidata | |
| site | mine | Carreg-y-Llam quarry | quarry | Wikidata | |
| site | mine | Cilgwyn quarry | quarry | Wikidata | |
| site | mine | Croesor Quarry | slate mine | Wikidata | |
| site | mine | Dorothea Quarry | quarry | Wikidata | |
| site | mine | Drws y Coed Copper Mine | copper mine | Wikidata | |
| site | mine | Eifl quarry | quarry | Wikidata | |
| site | mine | Fron-Boeth and Pant Mawr Quarries | slate quarry | Wikidata | |
| site | mine | Gilfach Copper Mine | copper mine | Wikidata | |
| site | mine | Glanrafon Slate Quarries | slate quarry | Wikidata | |
| site | mine | Gorseddau Slate Quarry | slate quarry | Wikidata | |
| site | mine | Gyrn Ddu quarry | quarry | Wikidata | |
| site | mine | Moel Tryfan quarry | quarry | Wikidata | |
| site | mine | Moelwyn Slate Quarry | quarry | Wikidata | |
| site | mine | Pant Gwyn | lead mine | Wikidata | |
| site | mine | Parc quarry | quarry | Wikidata | |
| site | mine | Pen y Bryn / Cloddfa'r Lôn water-driven pump system | quarry | Wikidata | |
| site | mine | Pen Y Bryn Quarry and tips | quarry | Wikidata | |
| site | mine | Pen-Yr-Allt Lead Mine | lead mine | Wikidata | |
| site | mine | Penrhynmawr Lead Mine | lead mine | Wikidata | |
| site | mine | Plas Yn Rhiw Quarry | stone quarry | Wikidata | |
| site | mine | Porth y Nant Stone Quarry | stone quarry | Wikidata | |
| site | mine | Porth-Neigwl Lead Mine | lead mine | Wikidata | |
| site | mine | Prince Llewellyn quarry | quarry | Wikidata | |
| site | mine | Prince of Wales Slate Quarry | slate quarry | Wikidata | |
| site | mine | Sygun Copper Mine | copper mine, mining museum | Wikidata | |
| site | mine | Tan Bwlch Lead Mine | lead mine | Wikidata | |
| site | mine | Tyddyn-Du | manganese mine | Wikidata | |
| site | mine | 1840 | Hafod y Llan Slate Quarry | slate quarry | Wikidata |
| site | mine | 1862 | Pen-yr-Orsedd quarry | quarry | Wikidata |
| site | mine | 1867 | Gimlet quarry | quarry | Wikidata |
| site | mine | 1900 | Fron Slate Quarry | slate quarry | Wikidata |
| site | tunnel | Aberglaslyn Long Tunnel | railway tunnel | Wikidata | |
| site | tunnel | Aberglaslyn Short Tunnel | railway tunnel | Wikidata | |
| site | tunnel | Barmouth Tunnel | railway tunnel | Wikidata | |
| site | tunnel | Caernarfon Tunnel | railway tunnel, road tunnel | Wikidata | |
| site | tunnel | Goat Tunnel | railway tunnel | Wikidata | |
| site | tunnel | Tunnel Passage At Fort Williamsburg | tunnel | Wikidata | |
| site | tunnel | Tunnel Portal and Tunnel | railway tunnel | Wikidata | |
| commons | image | SSSI in Pwllheli, Gwynedd, Wales | Commons | ||
