Non-coal mining plans.
Bog Hall rising Image: The geology of the North York Moors is dominated by rocks of the Jurassic period and is extremely varied. The Jury still remains out as to the full extent of the ice sheets in this region of the country, however large glaciers formed and meltwaters flowed southwards on either side of the higher land mass, eventually forming a vast lake, now the Vale of Pickering.
Wright J. The most notable voids can be seen within Nunnington and Leysthorpe Quarries situated beneath comprehensive fossil beds. Chemical data - sample locations.
National Bedrock Fence Diagram. These rocks form the Corallian Oolitic Group 70-150m running from the upper moorlands of the area and comprise the Tabular, Hambleton and Howardian hills.
Martin-Garin, B. British Upper Jurassic Stratigraphy.
The Member was previously refered to as the Osmington Oolite, it separates the Middle Calcareous Grit from the the higher Coral Rag Member, and comprises variably shelly, ooidal limestone. Recent publications.Brimham Rocks
Catalogue Service CSW. It is similar in lithology to the Birdsall Calcareous Grit and is often decalcified where it outcrops, showing only relict ooids.
Rawson, P. Laboratories Fluid processes Geochemistry Geotechnics and geophysics Mineralogy and petrology. Online shops. RSS news feeds. Rock classification scheme.
Wright, C D. In the type area in the Howardian Hills, interbedded muddy limestone and calcareous sandstone overlies grey and brown mudstone of the Langton Clay Member. Groundhog desktop. Indicative Atlas of Radon.