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Latitude: 53.0048 / 53°0'17"N
Longitude: -3.8625 / 3°51'45"W
OS Eastings: 275118
OS Northings: 346902
OS Grid: SH751469
Mapcode National: GBR 61.GQ7D
Mapcode Global: WH55B.MQXS
Entry Name: Cwm Penmachno Slate Quarry
Scheduled Date: 28 September 2001
Source: Cadw
Source ID: 3983
Cadw Legacy ID: CN333
Schedule Class: Industrial
Category: Incline
Period: Post Medieval/Modern
County: Conwy
Community: Bro Machno
Traditional County: Caernarfonshire