Gwynedd Archaeological Trust
Regional Historic Environment Record

Perthi Duon Burial Chamber, Brynsiencyn

Primary Reference Number (PRN) : 3136
Trust : Gwynedd
Community : Llanidan
Unitary authority : Ynys Mon
NGR : SH47986675
Site Type (preferred type first) : Neolithic CHAMBERED TOMB
Status : Scheduled Ancient Monument

Description :
A much ruined burial chamber consisting of a large capstone 9ft by 7ft resting on two collapsed orthostats. (RCAHMW, 1937)

Several bronze chisels were said to be found in digging under it, c.1826, when it fell down. <2>

A massive slab 2.3m x 1.9m x 0.80m deep rests on a horizontal smaller stone about 1.6 x 0.7 x 0.3 deep. (Smith, 2003)

A much ruined burial chamber consisting of a large capstone 9ft by 7ft resting on two collapsed orthostats. Several bronze chisels were said to be found in digging under it c.1826, when it fell down. A massive slab 2.3m x 1.9m x 0.80m deep rests on a horizontal smaller stone about 1.6 x 0.7 x 0.3 deep. (Cooke, 2013)

Sources :
Cooke, R. , 2013 , Bodrida Wind Turbine, Brynsiencyn, Isle of Anglesey: Archaeological Desk Based Assessment ( © Aeon Archaeology)
Cooke, R. & Evans, R. , 2012 , Proposed Wind Turbine at Tre Ifan, Brynsiencyn, Anglesey: Archaeological Assessment ( © GAT)
Nash, G., James, C., & Wellicome, T. , 2015 , The Excavation of the Neolithic Portal Dolmen Monument of Perthi Duon, Ynys Mon (Anglesey) , Archaeology in Wales : Vol. 54 : p.25-34
Smith, G. , 2003 , Prehistoric Funerary and Ritual Monument Survey: West Gwynedd and Anglesey ( © GAT)
Smith, G., and Steele, N. , 2005 , Pan-Wales Prehistoric Funerary and Ritual Sites Survey: Trial Data Synthesis ( © GAT)
The Royal Commission on the Ancient and Historical Monuments of Wales , 1937 , An Inventory of the Ancient Monuments in Anglesey
Baynes, E. N. , 1910 , Transactions of the Honourable Society of Cymmrodorion , <2>

Events :
40526 : Prehistoric Funerary and Ritual Monument Survey: West Gwynedd/Anglesey (year : 2003)
44548 : Bodrida Wind Turbine, Brynsiencyn, Isle of Anglesey (year : 2013)
44632 : The Excavation of the Neolithic Portal Dolmen Monument of Perthi Duon, Ynys Mon (year : 2014)
44662 : Proposed Wind Turbine at Tre Ifan, Brynsiencyn, Anglesey (year : 2012)
40527 : Pan-wales Prehistoric Funerary and Ritual Sites Survey: Trial Data Synthesis (year : 2005)

Related PRNs : 302422

Compiled date : 18-02-1987


Images :



The above data are supplied by GAT in partnership with its Local Authorities (Anglesey, Conwy and Gwynedd County Councils, and Snowdonia National Park Authority), © GAT 2018 (and in part © Crown, 2018 - as indicated)
This information is supplied for the purposes of personal interest only and may not be used as part of a commercial project.

November 21, 2018, 3:57 pm - HTML file produced from Gwynedd Archaeological Trust Regional HER
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