Grid Reference: SH620648.
| Name | OS | Distance | Bearing |
| Marchlyn Mawr, Llanberis, Gwynedd (Caernarvonshire), Wales, UK | SH616619 | 2.9km | 187° (S) |
| Dinorwic Quarry, Llanberis, Gwynedd (Caernarvonshire), Wales, UK | SH595605 | 5.0km | 210° (SSW) |
| Penrhyn Mine, Llandegai, Bangor, Gwynedd (Caernarvonshire), Wales, UK | SH595699 | 5.7km | 333° (NNW) |
| Nant Ffrancon Formation, Aber-Ogwen, Bangor, Gwynedd (Caernarvonshire), Wales, UK | SH609723 | 7.6km | 351° (N) |
| Britannia Mine (Snowdon Mine), Mt. Snowdon, Gwynedd (Caernarvonshire), Wales, UK | SH616547 | 10.1km | 182° (S) |
| Carreg Fawr Mine, Betws Garmon, Gwynedd (Caernarvonshire), Wales, UK | SH544579 | 10.3km | 227° (SW) |
| Ystrad Mine (Silurian Mine), Betws Garmon, Gwynedd (Caernarvonshire), Wales, UK | SH540574 | 10.9km | 227° (SW) |
| Shadow Gully, Mt. Snowdon, Gwynedd (Caernarvonshire), Wales, UK | SH606535 | 11.4km | 187° (S) |
| Tyddynbach Mine, Betws Garmon, Gwynedd (Caernarvonshire), Wales, UK | SH537567 | 11.6km | 225° (SW) |
| Gallt y Wenallt, Mt. Snowdon, Gwynedd (Caernarvonshire), Wales, UK | SH642533 | 11.7km | 169° (S) |
| Beddgelert Forest, Rhyd-Ddu, Gwynedd (Caernarvonshire), Wales, UK | SH675534 | 12.7km | 154° (SSE) |
| Carnedd y Cribau, Central Snowdonia, Gwynedd (Caernarvonshire), Wales, UK | SH675534 | 12.7km | 154° (SSE) |
| Tal y Fan, Northern Snowdonia, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH730726 | 13.5km | 54° (NE) |
| Drws-y-Coed Mine, Nantlle Vale, Gwynedd (Caernarvonshire), Wales, UK | SH545535 | 13.6km | 213° (SSW) |
| Simdde Dylluan Mine (Talysarn Mine), Nantlle Vale, Gwynedd (Caernarvonshire), Wales, UK | SH543533 | 13.8km | 213° (SW) |
| Benallt Mine, Nantlle Vale, Gwynedd (Caernarvonshire), Wales, UK | SH536535 | 14.1km | 216° (SW) |
| Craiglwyd Quarry, Penmaenmawr, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH714754 | 14.2km | 41° (NE) |
| Mynydd Drws-y-Coed, Nantlle Vale, Gwynedd (Caernarvonshire), Wales, UK | SH547522 | 14.6km | 210° (SSW) |
| New Pandora Mine (Pandora Mine; Standard Mine ; Welsh Foxdale Mine), Llanrwst, Gwydyr Forest area, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH767603 | 15.4km | 107° (ESE) |
| Cae Coch Mine, Trefriw, Gwydyr Forest area, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH775658 | 15.5km | 86° (E) |
| Sygun Mine, Beddgelert, Gwynedd (Caernarvonshire), Wales, UK | SH606485 | 16.4km | 184° (S) |
| Hafna Mine, Llanrwst, Gwydyr Forest area, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH778600 | 16.5km | 106° (ESE) |
| Cyffty Mine, Betws-y-Coed, Gwydyr Forest area, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH774588 | 16.5km | 111° (ESE) |
| Trecastell Mine (Llangelynin Mine), Henryd, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH760746 | 17.1km | 55° (NE) |
| Llanrwst Mine, Llanrwst, Gwydyr Forest area, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH782592 | 17.1km | 109° (ESE) |
| Parc Mine (Gwydyr Park Consols), Llanrwst, Gwydyr Forest area, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH788602 | 17.4km | 105° (ESE) |
| Ogof Owain Glyndwr, Moel Hebog, Beddgelert, Gwynedd (Caernarvonshire), Wales, UK | SH558478 | 18.1km | 200° (SSW) |
| Aberllyn Mine, Betws-y-coed, Gwydyr Forest area, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH794580 | 18.7km | 111° (ESE) |
| Gloddfa Ganol (Oakley) Quarry, Blaenau Ffestiniog, Gwynedd (Merionethshire), Wales, UK | SH693468 | 19.4km | 157° (SSE) |
| Cwmorthin Quarry, Tanygrisiau, Blaenau Ffestiniog, Gwynedd (Merionethshire), Wales, UK | SH681463 | 19.5km | 161° (SSE) |
| Votty and Bowydd Quarry, Blaenau Ffestiniog, Gwynedd (Merionethshire), Wales, UK | SH708464 | 20.4km | 154° (SSE) |
| Tanygrisiau Railway Station, Tanygrisiau, Blaenau Ffestiniog, Gwynedd (Merionethshire), Wales, UK | SH684450 | 20.8km | 162° (SSE) |
| Manod Quarry (Manod New Setts Quarry), Blaenau Ffestiniog, Gwynedd (Merionethshire), Wales, UK | SH707449 | 21.7km | 156° (SSE) |
| Bwlch Mine, Deganwy, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH787794 | 22.2km | 48° (NE) |
| Cwt y Bugail Quarry (Bwlch-y-Slaters Quarry; New Manod Quarry), Blaenau Ffestiniog, Gwynedd (Merionethshire), Wales, UK | SH732455 | 22.3km | 149° (SSE) |
| Llanddwyn Bay, Isle of Anglesey (Gwynedd; Anglesey), Wales, UK | SH389630 | 23.2km | 265° (W) |
| Bwlch y Plym Mine, Llanfrothen, Gwynedd (Merionethshire), Wales, UK | SH627415 | 23.3km | 178° (S) |
| New Mine, Great Orme, Llandudno, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH770830 | 23.6km | 39° (NE) |
| Old Mine, Great Orme, Llandudno, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH771831 | 23.7km | 39° (NE) |
| Catherine and Jane Consols (Penyrallt Mine), Coed Llyn y Garnedd, Llanfrothen, Gwynedd (Merionethshire), Wales, UK | SH633411 | 23.7km | 176° (S) |
| Ty Gwyn Mine, Great Orme, Llandudno, Conwy (Gwynedd; Caernarvonshire), Wales, UK | SH781826 | 24.0km | 42° (NE) |
| Twll Maen Grisial, Fron Olau, Prenteg, Gwynedd (Caernarvonshire), Wales, UK | SH582410 | 24.1km | 189° (S) |
| Pantywrach Mine, Llanfrothen, Gwynedd (Merionethshire), Wales, UK | SH618402 | 24.6km | 180° (S) |
| Tremadoc (Tremadog), Gwynedd (Caernarvonshire), Wales, UK | SH561401 | 25.4km | 193° (SSW) |
| Minffordd Quarry, Minffordd, Llandecwyn, Gwynedd (Merionethshire), Wales, UK | SH594391 | 25.8km | 185° (S) |
| Prince Edward Mine (Moel Croesau), Trawsfynydd, Dolgellau Gold Belt, Gwynedd (Merionethshire), Wales, UK | SH743385 | 29.0km | 154° (SSE) |
| Rhos Mynach Mine (Rhos-mynach Mine), Llaneilian, Isle of Anglesey (Gwynedd; Anglesey), Wales, UK | SH483905 | 29.1km | 331° (NNW) |
| Moel Ysgyfarnogod, Eisingrug, Gwynedd (Merionethshire), Wales, UK | SH657344 | 30.6km | 173° (S) |
| Cwmprysor Mine (Arenig Mine), Trawsfynydd, Dolgellau Gold Belt, Gwynedd (Merionethshire), Wales, UK | SH770380 | 30.7km | 150° (SSE) |
| Parys Mountain Mines (Paris Mine; Parys Mine; Mona Mine; Morfa Du Mine), Amlwch, Isle of Anglesey (Gwynedd; Anglesey), Wales, UK | SH441904 | 31.2km | 325° (NW) |
