Summary of mine information

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Grid references are links to 1:50,000 OS map (opens in new window). The statistics , plan and photo icons are links to the production statistics, the mine suface plan and the first of the set of enlarged photos of the mine respectively.

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	Grid reference	Production statistics	Plan	Photo(s)	Visited
Allt Fawr	SH6125
Anna Maria	SH610118
Artro	SH604282 ?
Bala	SH864398 ?					see also Fron Feuno
Barmouth	SH613167				March 2002	see also Hafotty
Bronwen	SH59353214 ?
Bryneglwys	SH688058 ?
Bryn Ffolt	SH859392
Brynifan
Bryn Mawr	SH805318				February 2007
Bwlch Cwmorthin
Bwlch y Rhiwgyr see Egryn
Cae Coch
Caefadog
Cae Mab Seifion	SH689217				November 2006
Cae’n-y-bwlch Uchaf	SH629352				December 2005
Cafn y Clawdd see Cefn-y-Clawd
Cambrian	SH634322
Capel Engedi	SH590310				April 2003
Cefn Clawdd see Cefn-y-Clawd
Cefn Cymerau	SH640270
Cefn Trevor Bach	SH626359				March 2004
Cefn-y-Clawd	SH667346				June 2005
Cell Fawr	SH615177				March 2002
Cell Fechan	SH614164				December 2001
Cilcychwyn	SH630266				October 2003
Coed	SH604280				November 2003
Coed Crafnant see Crafnant
Crafnant	SH621291				October 2002
Cwm Bychan
Cwm Cottage
Cwm Mawr No. 1	SH635322				March 2005
Cwm Mawr No. 2	SH632317				March 2005
Cwm Mynach	SH679215				April 2002
Cwm yr Afon	SH640292				February 2003
Diffwys see Diphwys old
Diffwys newydd see Diphwys new
Dinas Oleu	SH618155				March 2002
Diphwys new	SH667225				March 2004
Diphwys old	SH667235				April 2003
Dolbebin	SH604278				September 2005
Drws y Nant	SH833238
Drosgol see Cwm yr Afon
Dyffryn see Hafotty
Egryn	SH619202				July 2002
Ffridd Dinas see Fridd Dinas
Ffridd Llwyn Gurfal	SH614308				September 2006
Ffridd Tyddyn Du	SH637328				March 2005
Foel Ddu see Cwm yr Afon
Foel Wen	SH631270				October 2003
Foty see Votty
Fridd Dinas
Fronallt
Fron Feuno	SH914354				August 2003
Garn	SH620163				March 2001	see also Y Garn
Garneddwen
Garth Hill	SH847390 ?
Graig Uchaf	SH645266				February 2007
Great Northern	SH864398
Gwaith Ellis Pritchard	SH664428				December 2003
Gwaith Mango see Moelwyn
Gwaith Pistyll Gwyn see Pistyll Gwyn
Hafod Boeth	SH636413				May 2002
Hafod y Llyn see Penarth
Hafodty see Hafotty
Hafotty	SH617187				January 2008
Hafoty see Hafotty
Harlech	SH592319				July 2003
Harlech Lletty see Lletty Walter
Hendre	SH614254				September 2002
Hendrecerrig	SH644367 ?				December 2005
Llanaber
Llanbedr see Coed and Lletty Walter
Llanenddwyn
Llan Lleidr see Bronwen
Llan Lleithdir see Bronwen
Llan y Cil	SH800406					see also Fron Feuno
Llechwedd Ddu see Harlech
Llechwedd Goleu see Harlech
Lletty’r Wialch	SH604333
Lletty Walter	SH604278				November 2003
Llyn Du Bach	SH657341 ?				December 2003
Llyn Dywarchen	SH654346				December 2003
Llyn Eiddew Mawr	SH645340				June 2002
Mafotty see Hafotty
Manganese Royal see Mynydd Nodol
Mochowgryn see Moel Mochowgryn
Moelfre	SH614253				June 2002
Moel Llechowgryn see Moel Mochowgryn
Moel Llyfnant	SH80873499				February 2007
Moel Mochowgryn	SH804406				July 2010
Moelwyn	SH676437				August 2005
Mynydd Llanbedr	SH632282 ?
Mynydd Nodol	SH860393				February 2009
Nant Steicyn see Cwm Mawr No. 1
Nant yr Helfa	SH833401
Park
Penarth	SH599291				August 2002
Pen Isa’r Cwm	SH619265 ?
Pystyll Gwyn	SH844367 ?
Princess Alice see Drws y Nant
Rallt Fawr see Moelfre
Ralltgoch
Red Dragon	SH837139
Rhinog	SH654267				February 2007
Rhyd Galed	SH590314				April 2003
Rhydyfen	SH827400 ?
Sgethin
Trawsfynydd
Tyddyn Du see Ffridd Tyddyn Du
Tynllan see Union
Tynllwyn see Union
Union	SH712216				July 2003
Voelwen see Foel Wen
Votty	SH676213				Dec 2008
Votty & Diphwys
Y Garn	SH700230 ?