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Banwell Ochre Caves
Banwell Ochre Caves () are a 12.46-hectare geological Site of Special Scientific Interest near the village of Banwell, North Somerset, notified in 1983.
There are five caves in total which contain the most extensive and accessible yellow ochre workings in the Mendip Hills. A wide variety of ochre types and iron hydroxides (limonites) can be examined in situ, and the evidence of their accumulation as residual ore-bodies associated with Ice Age (Pleistocene) sediments is clearly visible.〔(【引用サイトリンク】url=http://www.english-nature.org.uk/citation/citation_photo/1004187.pdf )〕 The caves are also a nesting site for the Horseshoe bat a protected species.〔
The caves were first exploited for ochre mining in the 1930s and worked until 1948.〔(【引用サイトリンク】url=http://www.banwellhistory.org.uk/ochremining.html )〕
Cave one is long,〔(【引用サイトリンク】url=http://www.mcra.org.uk/registry/sitedetails.php?id=672 )〕 Cave two ,〔(【引用サイトリンク】url=http://www.mcra.org.uk/registry/sitedetails.php?id=673 )〕 cave three 〔(【引用サイトリンク】url=http://www.mcra.org.uk/registry/sitedetails.php?id=674 )〕 cave four 〔(【引用サイトリンク】url=http://www.mcra.org.uk/registry/sitedetails.php?id=675 )〕 and cave five long.〔(【引用サイトリンク】url=http://www.mcra.org.uk/registry/sitedetails.php?id=676 )〕 A small additional cave is choked with rocks at a depth of .〔(【引用サイトリンク】url=http://www.mcra.org.uk/registry/sitedetails.php?id=2063 )〕
==See also==
* Banwell Caves
* Caves of the Mendip Hills
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