8 canlyniad
Rhestrir y canlyniadau yn ôl perthnasedd.
Cymraeg: Cymdeithas y Mwyngloddiau Brenhinol
Saesneg: Society of Mines Royal
Cymraeg: Mwyngloddiau Aur Dolaucothi
Saesneg: Dolaucothi Gold Mines
Cymraeg: Rheoliadau Mwyngloddiau 2014
Saesneg: Mines Regulations 2014
Saesneg: Mines and Quarries (Tips) Act 1969
Saesneg: Mines and Quarries (Disused Tips) (Wales) Bill
Saesneg: Mines (Notice of Abandonment) Regulations 1998
Cymraeg: mwynglawdd
Saesneg: mine
Cymraeg: mwynglawdd brig
Saesneg: open-cast mine