Brook Brick Pit

{{Use dmy dates|date=March 2020}}

{{Infobox SSSI

|image= Brook Brick Pit 2.jpg

|image_caption =

|name= Brook Brick Pit

|aos= Surrey

|interest=Geological

|gridref={{gbmappingsmall|SU 930 378}}

|area= {{convert|0.9|ha|acre|abbr=off}}

|notifydate= 1988

|map=[https://magic.defra.gov.uk/MagicMap.aspx?startTopic=Designations&activelayer=sssiIndex&query=HYPERLINK%3D%271000136%27 Magic Map]

}}

Brook Brick Pit is a {{convert| 0.9 |ha|acre|abbr=off |adj=on }} geological Site of Special Scientific Interest west of Wormley Surrey.{{cite web|url= https://designatedsites.naturalengland.org.uk/SiteDetail.aspx?SiteCode=S1000136&SiteName=&countyCode=41&responsiblePerson=&SeaArea=&IFCAArea= |title=Designated Sites View: Brook Brick Pit | series= Sites of Special Scientific Interest|publisher=Natural England|accessdate = 11 November 2018}}{{cite web|url= https://magic.defra.gov.uk/MagicMap.aspx?startTopic=Designations&activelayer=sssiIndex&query=HYPERLINK%3D%271000136%27|title=Map of Brook Brick Pit|series= Sites of Special Scientific Interest|publisher=Natural England|accessdate= 11 November 2018}} It is a Geological Conservation Review site.{{cite web|url= http://jncc.defra.gov.uk/default.aspx?page=4174&gcr=869 |title= Brook Brick Pit (Aptian-Albian) |series=Geological Conservation Review |publisher=Joint Nature Conservation Committee|accessdate= 25 October 2018}}

This site exposes rocks of the Atherfield Clay Formation, dating to the Aptian stage of the Lower Cretaceous around 120 million years ago. It shows the onset of marine conditions in southern England in the Aptian and it has diverse bivalve fossils.{{cite web|url= https://designatedsites.naturalengland.org.uk/PDFsForWeb/Citation/1000136.pdf |title=Brook Brick Pit citation|series= Sites of Special Scientific Interest|publisher=Natural England|accessdate= 11 November 2018}}

The site is private land with no public access.