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Plumbogummite from
Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK


00017940017271987132485.jpg
Plumbogummite, etc.

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
05575340017271998523280.jpg
Plumbogummite, etc.

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
08662490017271998538083.jpg
Plumbogummite

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
04604740017366979203808.jpg
Plumbogummite, etc.

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
00017940017271987132485.jpg
Plumbogummite, etc.

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
05575340017271998523280.jpg
Plumbogummite, etc.

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
08662490017271998538083.jpg
Plumbogummite

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
04604740017366979203808.jpg
Plumbogummite, etc.

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
00017940017271987132485.jpg
Plumbogummite, etc.

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
01149110017271998567359.jpg
Plumbogummite, etc.

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
08662490017271998538083.jpg
Plumbogummite

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
08030580017366979208490.jpg
Plumbogummite, etc.

Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
Locality type:Mine
Classification
Species:Plumbogummite
Formula:PbAl3(PO4)(PO3OH)(OH)6
Comments:Sometimes as epimorphs after small prisms of pyromorphite.
Habit:drusy to minutely botryoidal
Colour:almost colourless through shades of blue-grey and lavender, to a deep cobalt blue (smalt-blue)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Pyromorphite32
Quartz5
Mimetite4
- var Campylite1
Data
Mineral Data:Click here to view Plumbogummite data
Locality Data:Click here to view Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
Photo GalleryView Gallery (14 photos)
Data Identifiers
Mindat Occurrence Record ID:17158
Long-form Identifier:1:3:17158:4
GUID (UUID V4):0
Nearest other occurrences of Plumbogummite
0.3km (0.2 miles) ⓘMexico Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.3km (0.2 miles) ⓘTodd Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.4km (0.2 miles) ⓘIron Crag, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.4km (0.3 miles) ⓘBalliway Rigg, Caldbeck, Allerdale, Cumbria, England, UK
0.6km (0.4 miles) ⓘHigher Roughton Gill (Balliway Rigg), Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.8km (0.5 miles) ⓘRed Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.3km (0.8 miles) ⓘBrae Fell Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.8km (1.1 miles) ⓘArm O'Grain, Mungrisdale, Eden, Cumbria, England, UK
2.1km (1.3 miles) ⓘBurdell Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK
2.1km (1.3 miles) ⓘBrandy Gill Mine, Mungrisdale, Eden, Cumbria, England, UK
References
Blum, J.R. (1843) Die Pseudomorphosen des Mineralreichs. Vol. 1. E. Schweizerbart'sche, Stuttgart, x, 378 pp.
Dana, James D. (1850) A System of Mineralogy (3rd ed.). G. P. Putnam. 711pp.
Greg, Robert Philips, Lettsom, William G. (1858) Manual of the Mineralogy of Great Britain and Ireland. John Van Voorst, London.
Goodchild, J.G. (1884) Contributions towards a list of minerals occurring in Cumberland and Westmorland [part 2]. Transactions of the Cumberland Association for the Advancement of Literature and Science, 8. 189-204
Miers, H. A. (1897) On Some British Pseudomorphs. Mineralogical Magazine and Journal of the Mineralogical Society, 11 (53) 263-285 doi:10.1180/minmag.1897.011.53.02
Hartley, E. G. J. (1900) Communications from the Oxford Mineralogical Laboratory. On the constitution of the natural Arsenates and Phosphates. Part III. Plumbogummite and Hitchcockite. Mineralogical Magazine and Journal of the Mineralogical Society, 12 (57) 223-233 doi:10.1180/minmag.1900.012.57.01
Miers, H. A. (1900) Note on the Hitchcockite, Plumbogummite and Beudantite analysed by Mr. Hartley. Mineralogical Magazine and Journal of the Mineralogical Society, 12 (57). 239-243 doi:10.1180/minmag.1900.012.57.03
Prior, G. T. (1900) Hamlinite, Florencite Plumbogummite (Hitchcockite), Beudantite and Svanbergite, as members of a natural group of minerals. Mineralogical Magazine and Journal of the Mineralogical Society, 12 (57) 249-254 doi:10.1180/minmag.1900.012.57.05
Rudler, F. W. (1905) A Handbook to a Collection of the Minerals of the British Isles - Mostly selected from the Ludlam Collection, in the Museum of Practical Geology. 253pp.
Davidson, W.F. and Thomson, N. (1951) Some notes on the minerals of Westmorland and Cumberland. North West Naturalist, 23 (for 1948), 136-154.
Kingsbury, A.W.G. and Hartley, J. (MS) (1951) New occurrences of rare minerals in the northern part of the English Lake District: part 1.
Förtsch, E. B. (1967) ‘Plumbogummite’ from Roughten Gill Cumberland. Mineralogical Magazine and Journal of the Mineralogical Society, 36 (280) 530-538 doi:10.1180/minmag.1967.036.280.07
Embrey, Peter G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, 42 (322) 169-177 doi:10.1180/minmag.1978.042.322.01
Hartley, J. (1984) A list of minerals associated with the ore deposits of the Caldbeck Fells, Cumbria. Transactions of the Leeds Geological Association, 10 (3) 22-39
Cooper, M. P., Stanley, C. J. (1990) Minerals of the English Lake District - Caldbeck Fells. The Natural History Museum, London.
Stanley, Christopher J., Cooper, Michael P. (1991) Famous Mineral Localities: Pyromorphite-Group Minerals from the Caldbeck Fells, Cumbria, England. The Mineralogical Record, 22 (2) 105-121
Bridges, Trevor F., Green, David, Rumsey, Michael S., Leppington, C. Michael (2011) A review of the mineralisation of the Roughton Gill mines, Caldbeck Fells, Cumbria: Part 3 Roughton Gill Mine. Journal of the Russell Society, 14. 3-23
 
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