Site much landscaped, although levels and shafts are accessible
| Year | Acrivity |
|---|---|
| Mid 18C | Extensively and profitably worked by Assheton Smith family. |
| 1777 | Abandoned. |
| 1792 | Worked by a few men. |
| 1821-40 | 6,000 tons ore sent to Swansea. |
| 1836 | Leased for 21 years to Richard Griffiths & 7 merchants. Worked together with Llanberis and Clogwyn Coch. |
| 1853 | Richard Griffiths & partners secure further 21 year lease. |
| 1874 | Company ceased. |
| 1875 | Leased to William Forster. |
| 1876 | Lease sold to Drws y Coed Copper Mining Ltd. |
| 1879 | 18 men employed, < 200 tons produced over next several years. |
| 1887 | Zero tons of ore produced. |
| 1894 | Taken over by Mineral Estates Ltd. |
| c1900 | New mill built east of Engine Shaft. |
| 1906-1911 | Hundred employed by German company. |
| 1917 | Mining Corporation of Great Britain worked together with Simdde Dylluan. |
Summary from Bick
External Links
Publications (33)
- (1987); WMS Newsletter Issue 17 Dec; 5 pages
- (1997); WMS Newsletter Issue 37 Dec; 11 pages
- (1999); WMS Newsletter Issue 41 Nov; 16 pages
- Bevins, R. E., (1994). National Museum of Wales Geological Series No.16 - A Mineralogy of Wales; ISBN: 0720004039; pp. 19,39,46,55,87,90,103,122,123.
- BGS - Mine Plans (large, zoomable) - A Horizontal Plan Of Drws-Y-Coed Copper Mine Made Up Nov 21st 1865 By M.E.Roberts; 1 pages
- BGS - Mine Plans (large, zoomable) - A Horizontal Plan Of Drws-Y-Coed Copper Mine.Made Up Nov 21st 1865 By M.E.Roberts; 1 pages
- BGS - Mine Plans (large, zoomable) - A Horizontal Plan Of Drws-Y-Coed Copper Mine.Made Up Nov 21st 1865 By M.E.Roberts; 1 pages
- BGS - Mine Plans (large, zoomable) - A Section Of Drws Y Coed Copper Mine Carnarvonshire; 1 pages
- BGS - Mine Plans (large, zoomable) - A Section Of Drws-Y-Coed Copper Mine Presented By Ryhope Colliery Co.Dec 1944; 1 pages
- BGS - Mine Plans (large, zoomable) - A Section Of Drws-Y-Coed Copper Mine Presented By Ryhope Colliery Co.Dec 1944; 1 pages
- BGS - Mine Plans (large, zoomable) - Drws Coed Copper Mine A Horizontal Plan; 1 pages
- BGS - Mine Plans (large, zoomable) - Drws Coed Copper Mine; 1 pages
- BGS - Mine Plans (large, zoomable) - Drws Coed Copper Mine; 1 pages
- BGS - Mine Plans (large, zoomable) - Drws Coed Copper Mine; 1 pages
- BGS - Mine Plans (large, zoomable) - Drws-Y-Coed (radem Survey) Copper Mine; 1 pages
- BGS - Mine Plans (large, zoomable) - Drws-Y-Coed (radem Survey); 1 pages
- BGS - Mine Plans (large, zoomable) - Drws-Y-Coed Copper Mine; 1 pages
- BGS - Mine Plans (large, zoomable) - Drws-Y-Coed Copper Mine; 1 pages
- BGS - Mine Plans (large, zoomable) - Drws-Y-Coed Geological Intepretation Of R.A.F Photographs By Hunting Technical Services Ltd. London March 1958; 1 pages
- BGS - Mine Plans (large, zoomable) - Drws-Y-Coed Geology (radem Survey) Copper Mine West End Of Mynydd Mawr; 1 pages
- BGS - Mine Plans (large, zoomable) - Drws-Y-Coed Geology (radem Survey) Copper Mine; 1 pages
- BGS - Mine Plans (large, zoomable) - Simiddle,dylluan And Drwys-Y-Coed Copper Mines (slates); 1 pages
- Bick, D.E. (2003); Old Copper Mines of Snowdonia, The; pp. 44-53.
- Dewey H. & Eastwood T. (1925); BGS - Mineral Resources of GB (c1920s) Vol XXX - Copper Ores: Midlands, Lake District & N Wales; 102 pages
- Edited by D. J. Linton (2015); Welsh Mines & Mining - Mining Technology - Technical Innovation in the Extractive Industries; 181 pages
- Hughes, Simon J.S. (2006); 30 Years of Prospecting in Cardiganshire; 5 pages
- Hughes, Simon J.S. (2006); Miner's Lot, The - Version 1; 6 pages
- Hughes, Simon J.S. (2006); Miner's Lot, The - Version 2; 13 pages
- NMRS; British Mining 37 - Memoirs 1988; pp.26,30,45.
- NMRS; British Mining 41 - Memoirs 1990; pp.41-42,57.
- NMRS; Newsletter Sep/1984; p.2.
- Richards, Alun John, (2002); Fragments of Mine & Mill in Wales; p.72 ; Gwasg Carreg Gwalch; 0863818129
- Richardson, J. B.; (1974); in Rolt, L.T.C. (series ed.) Industrial Archaeology Series No.12 - Metal Mining, p.88; London: Allen Lane; ISBN: 9780713906035
