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Grainsgill, Carrock Fell, Caldbeck Fells, Cumbria, England, UK

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Latitude & Longitude (WGS84): 54° 41' 8'' North , 3° 2' 55'' West
Latitude & Longitude (decimal): 54.6855968499, -3.04870697413
UK National Grid Reference:NY324328
Other/historical region names associated with this locality:North and Western Region; Cumberland

Carpholite and several other species supposedly collected here in the 1950s and 1960s by Arthur Kingsbury (1906-1968) are now considered unlikely. This is one of a number of likely or definitely falsified Kingsbury localities.

Mineral List

25 valid minerals.

Rock Types Recorded

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Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

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Early Devonian - Ludlow
393.3 - 427.4 Ma
Unnamed Igneous Intrusion, Late Silurian To Early Devonian

Age: Paleozoic (393.3 - 427.4 Ma)

Lithology: Felsic-rock

Reference: British Geological Survey. DiGMapGB-625. British Geological Survey ©NERC. [23]

Data and map coding provided by, used under Creative Commons Attribution 4.0 License

This page contains all mineral locality references listed on This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.


Hitchen, C.S. (1934) Quarterly Journal of the Geological Society of London, vol. 90, 158.

Kingsbury, A.W.G. and Hartley, J. (1956) New occurrences of vanadium minerals (mottramite, descloizite, and vanadinite) in the Caldbeck area of Cumberland. Mineralogical Magazine, vol. 31, n° 235, 289-295.

Kingsbury, A.W.G. and Hartley, J. (1956) Cosalite and other lead sulpho-salts at Grainsgill, Carrock Fell, Caldbeck, Cumberland. Mineralogical Magazine, vol. 31, n° 235, 296-300.

Kingsbury, A.W.G. and Hartley, J. (1957) New occurrences of arseniosiderite. Mineralogical Magazine, vol. 31, n° 237, 499-500.

Kingsbury, A.W.G. and Hartley, J. (1957) Carpholite from Cumberland and Cornwall. Mineralogical Magazine, vol. 31, n° 237, 502.

Kingsbury, A.W.G. and Hartley, J. (1958) Jarosite and natrojarosite from the Lake District. Mineralogical Magazine, vol. 31, n° 240, 813-815.

Kingsbury, A.W.G. and Hartley, J. (1960) Carminite and beudantite from the northern part of the Lake District and from Cornwall. Mineralogical Magazine, vol. 32, n° 249, 423-432.

Ryback, G., Hart, A.D., and Stanley, C.J. (2001) A.W.G. Kingsbury's specimens of British minerals. Part 1: some examples of falsified localities. Journal of the Russell Society, Vol. 7, Part 2.

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