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__NOTOC__
{{OR/14/043}}
A list of potential sites (see below) was provided by NRW based on the occurrence of ''Palustriella ''dominated vegetation, the presence of tufa or NVC M37 community, a vegetation type known to occur widely in Wales based on preliminary NRW surveys. Descriptions of the sites are provided in the following sub chapters.

<center>
{|class="wikitable"
|+ Table 3    List of sites and geology
|- style="vertical-align:top;"
| '''Site'''
| '''1:50K Geology'''
| '''Tufa forming?'''
|- style="vertical-align:top;"
| ! scope="col" style="width: 175px;" | Foel Fawr Site 1
| ! scope="col" style="width: 400px;" | Carboniferous Limestone — Dowlais Limestone Formation
| ! scope="col" style="width: 150px;" | Yes
|- style="vertical-align:top;"
| Foel Fawr Site 2
| Carboniferous Limestone — Dowlais Limestone Formation
| Yes
|- style="vertical-align:top;"
| Foel Fawr: Moel Gornach
| Carboniferous Limestone — Dowlais Limestone Formation
| v.small area
|-|- style="vertical-align:top;"| Foel Fawr: Brest Rhiw
| Carboniferous Limestone — Dowlais Limestone Formation
| Yes
|- style="vertical-align:top;"
| Pont Clydach
| Lower Devonian Old Red Sandstone — Brownstones Formation
| No
|- style="vertical-align:top;"
| Blaen Onnen
| Carboniferous Limestone — Abercriban Oolite Subgroup
| Yes
|- style="vertical-align:top;"
| Llyn y Fan Fach
| Lower Devonian Old Red Sandstone — Brownstones Formation underlain by the Lower Devonian Senni Formation
| v.small on one plant
|- style="vertical-align:top;"
| Cwm Clydach
| Carboniferous Limestone — Castell Coch Limestone formation
| Yes
|- style="vertical-align:top;"
| Waun Ddu/Craig y Cilau
| Carboniferous Limestone sequence (Pembroke and Avon Group) overlying Devonian Qtz conglomerate and brownstones
| No
|- style="vertical-align:top;"
| Tarren y Esgob
| Lower Devonian Old Red Sandstone, Senni Formation calcrete horizon
| Yes
|- style="vertical-align:top;"
| Hen Allt Common
| Devonian Raglan Mudstone Formation calcrete horizon
| Yes
|- style="vertical-align:top;"
| Cors Erdderiniog
| Junction of Carboniferous Clwyd Limestone Group overlying the Lligwy Sandstone
| Yes
|- style="vertical-align:top;"
| Fedw Fawr Beach
| Carboniferous Clwyd Limestone Group Loggerheads Limestone formation (includes sandstone in cliff section)
| Yes
|- style="vertical-align:top;"
| Ddol Uchaf
| Quaternary Tufa Deposit underlain by Silurian Elwy formation
| Yes
|- style="vertical-align:top;"
| Mc Walters Dingle
| Carboniferous Pennine Lower Coal Measures Formation
| Yes
|- style="vertical-align:top;"
| Nant Peris
| Ordovician Snowdon Volcanic Group
| No
|}
</center>
[[Category:OR/14/043 Survey, characterisation and condition assessment of Palustriella dominated springs 'H7220 Petrifying springs with tufa formation (Cratoneurion)' in Wales | 10]]

OR/14/043 Site descriptions - Revision history

Dbk: 1 revision imported

Ajhil at 10:40, 10 March 2016