Bold Venture Gill
Grid Reference NZ 603 133
BGS Sheet 34
OS Sheet 94
Forwarded as RIGS Part of Guisborough Forest 30/09/2003
Site Description
Site Status SNCI and RIGS
Description of Geodiversity Old quarry area revealing Jet shale sequence of the Whitby mudstone formation
Literature References Guisborough District Mines - Simon Chapman 2001
The Floating Egg - Roger Osbourne 1998
Site Map
Site Assessment
| Access and Safety | Comments | Rating |
|---|---|---|
| Safety of access | Via forestry track from Hutton Village | 10 |
| Safety of exposure | Dangerous talus slope in wet conditions | 5 |
| Restricting conditions | Forestry work | 8 |
| Multiple exposure | Hill Plain and Hell Gill along track | 10 |
| Note | It is strongly suggested that on-site safety be the responsibility of the party leader(s), as the safety information above is given only as a guide. |
| Education and Science | Comments | Rating |
|---|---|---|
| Surface processes | Weathering and erosion | 10 |
| Geomorphology | Cliff and talus slope example | 8 |
| Sedimentary rock | Whitby mudstone - Jet shale sequence | 10 |
| Igneous rock | None | |
| Metamorphic rock | None | |
| Fossils | Various marine throughout | 10 |
| Minerals | Calcite, Sulphur and Limonite | 8 |
| Structural features | Vertical faulting | 5 |
| Stratigraphy | Single sequence of Jet shale | 2 |
| Geodiversity Value | Comments | Rating |
|---|---|---|
| Education | Geomorphological study | 8 |
| Scientific | Study by Earth scientists | 10 |
| Historical | Disused Jet shale quarries | 5 |
| Aesthetic | Escarpments of Bold Venture Gill | 10 |
Surveyors
Andrew Carter, John Hempson
Tags: Jurassic, Lias, Marine, Whitby Mudstone