Ben Knowle () is a 1.5
hectare
The hectare (; SI symbol: ha) is a non-SI metric unit of area equal to a square with 100- metre sides (1 hm2), or 10,000 m2, and is primarily used in the measurement of land. There are 100 hectares in one square kilometre. An acre is ...
geological Site of Special Scientific Interest
A Site of Special Scientific Interest (SSSI) in Great Britain or an Area of Special Scientific Interest (ASSI) in the Isle of Man and Northern Ireland is a conservation designation denoting a protected area in the United Kingdom and Isle o ...
in
Somerset
( en, All The People of Somerset)
, locator_map =
, coordinates =
, region = South West England
, established_date = Ancient
, established_by =
, preceded_by =
, origin =
, lord_lieutenant_office =Lord Lieutenant of Somerset
, lor ...
,
notified in 1984.
Ben Knowle is a natural outcrop of
Celestine rising from the
Somerset Levels
The Somerset Levels are a coastal plain and wetland area of Somerset, England, running south from the Mendips to the Blackdown Hills.
The Somerset Levels have an area of about and are bisected by the Polden Hills; the areas to the south are ...
where contacts with the host rock, Tea Green
Marl, can be seen which illustrate the
stratigraphic
Stratigraphy is a branch of geology concerned with the study of rock layers ( strata) and layering (stratification). It is primarily used in the study of sedimentary and layered volcanic rocks.
Stratigraphy has three related subfields: lithostr ...
setting of the mineral deposit.
English Nature citation sheet for the site
(accessed 7 August 2006)
References
External links
English Nature website
(SSSI information)
Sites of Special Scientific Interest in Somerset
Sites of Special Scientific Interest notified in 1984
Geology of Somerset
{{Somerset-geo-stub