CPAT Regional Historic Environment Record
The following information is from the on-line database 'Archwilio'.
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Clochnant Mine

Primary Reference Number (PRN) : 18981
Trust : Clwyd Powys
Community : Pen-y-bont-fawr
Unitary authority : Powys
NGR : SJ0434123035
Site Type (preferred type first) : MULTIPERIOD LEAD MINE

Description :
Lead (Roman ?/Medieval ?/1850-1880)

Geology
Ordovician volcanics and slates with numerous mineralised fault zones containing lead and copper ores with quartz and barytes gangue.

Workings
There is an engine shaft at SJ04312302. To the north-east are two short trial levels at SJ04452321. To the south of the shaft are two further levels at SJ04412292. The deep adit is run-in and can be seen at SJ04422283.

Transport
There are earthwork traces of tramway track beds to be seen outside some of the workings which lead to the spoil heaps.

Power
There is a pumping waterwheel pit close to the engine shaft which was driven by water supplied in a leat from Nant Clochnant.

Processing
A crusher was brought to the mine in 1880.

There are remains of ore bins and picking/washing floors.

Other features
There is a magazine behind Pant Cae Hir farmhouse at SO04832232.
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Lead mine worked in the second half of the 19th century.
Partly within Forest Enterprise land. In open area on boundary near stream. (Thomas D, 1997)

Possibly working between 1850-80. Visible remains of flooded shaft, waterwheel pit and buildings. They are incorrectly shown as a phosphate mine on 1887 25in OS. Along the stream to the NNE are two open trial levels (PRN 15230?) (Williams 1985).
(from PRN 15243)

Sources :
Bick, D E , 1990 , The Old Metal Mines Of Mid-Wales
Burt, R, Waite, P & Burnley, R , 1990 , The Mines of Shropshire and Montgomeryshire (Mineral Statistics)
Cambrian Archaeological Projects , 1998 , Forest Enterprise Welsh Heritage Assets Project, Archaeological Survey Phase III, Contract 6, Clocaenog/Cynwyd/Ceiriog/Mathrafal/Ceri
Clwyd Powys Archaeological Trust , 1995 , Site visit record - PRN18981
Ordnance Survey , 1887 , OS map
Thomas, D , 1997 , Forest Enterprise Archaeological Survey: Phase 2 ( © Clwyd Powys Archaeological Trust)
Williams, R A , 1985 , The Old Mines of the Llangynog District
Williams, R A , 1985 , The Old Mines of the Llangynog District
Wren, W J , 1968 , The Tanat Valley, its railways and industrial archaeology

Events :

Related records
CPAT Historic Environment Record (HER) 18981

Compiled date : 31-12-1995


Images :



Archaeological data, from the Historic Environment Record, supplied by The Clwyd-Powys Archaeological Trust in partnership with Local Authorities, Cadw and the partners of ENDEX © CPAT, 2025 (and in part © Crown, 2025). It is intended to be used for private research only and is not for use as part of commercial projects. If you wish to use this information for publication in printed or multimedia form or to compile resources for commercial use, prior permission must be obtained in writing. Use of this information is subject to the terms and conditions of access to HER data published on CPAT's website. Please contact the HER if you have any further questions regarding this information. Please quote the Primary Reference Numbers (PRNs) in any correspondence.

April 20, 2025, 12:14 pm - File produced for Archwilio from CPAT's Regional HER.
Clwyd-Powys Archaeological Trust, The Offices, Coed y Dinas, Welshpool, Powys, SY21 8RP
tel (01938) 553670, email her@cpat.org.uk, website www.cpat.org.uk

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