Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Leadhillite from
Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK


06932230017271986917461.jpg
Leadhillite

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
04689880017271986923179.jpg
Leadhillite

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
00605370017271998244474.jpg
Leadhillite, etc.

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
01884280017271998251872.jpg
Leadhillite

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
06932230017271986917461.jpg
Leadhillite

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
09712410017362264413131.jpg
Leadhillite

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
01713170017362264421911.jpg
Leadhillite, etc.

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
05125500017362264421093.jpg
Leadhillite

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
06932230017271986917461.jpg
Leadhillite

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
04689880017271986923179.jpg
Leadhillite

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
00605370017271998244474.jpg
Leadhillite, etc.

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
00416820017362264433740.jpg
Leadhillite

Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
Locality type:Mine
Classification
Species:Leadhillite
Formula:Pb4(CO3)2(SO4)(OH)2
Habit:usually as (crusts of) thin tabular or equant hexagons, but also as elongated prisms up to 35mm across but generally much smaller; anything in excess of 15mm is very rare.
Colour:colourless
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Caledonite18
Linarite6
Lanarkite6
Susannite2
Quartz1
Bindheimite1
Data
Mineral Data:Click here to view Leadhillite data
Locality Data:Click here to view Red Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
Photo GalleryView Gallery (9 photos)
Data Identifiers
Mindat Occurrence Record ID:16650
Long-form Identifier:1:3:16650:0
GUID (UUID V4):0
Nearest other occurrences of Leadhillite
0.6km (0.4 miles) ⓘDry Smale Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.7km (0.5 miles) ⓘSilver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.8km (0.5 miles) ⓘRoughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.9km (0.6 miles) ⓘBalliway Rigg, Caldbeck, Allerdale, Cumbria, England, UK
0.9km (0.6 miles) ⓘBrae Fell Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.1km (0.7 miles) ⓘHigher Roughton Gill (Balliway Rigg), Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
2.1km (1.3 miles) ⓘShort Grain, Deer Hills, Caldbeck, Allerdale, Cumbria, England, UK
2.8km (1.8 miles) ⓘBrandy Gill Mine, Mungrisdale, Eden, Cumbria, England, UK
3.3km (2.1 miles) ⓘDriggith Mine, Caldbeck, Allerdale, Cumbria, England, UK
3.6km (2.2 miles) ⓘOld Sandbed Mine, Caldbeck, Allerdale, Cumbria, England, UK
References
Greg, Robert Philips, Lettsom, William G. (1858) Manual of the Mineralogy of Great Britain and Ireland. John Van Voorst, London.
Hall, Townshend M. (1868) The Mineralogist's Directory: or, a guide to the Principal Mineral Localities in the United Kingdom of Great Britain and Ireland. Edward Stanford.
Goodchild, J.G. (1885) Contributions towards a list of minerals occurring in Cumberland and Westmorland [part 3]. Transactions of the Cumberland Association for the Advancement of Literature and Science, 9. 175-199
Davidson, W.F. and Thomson, N. (1951) Some notes on the minerals of Westmorland and Cumberland. North West Naturalist, 23 (for 1948), 136-154.
Palache, Charles; Berman, Harry; Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.
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.
Jackson, B. (1990) Queitite, a first Scottish occurrence. Scottish Journal of Geology, 26(1), 57-58.
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, T.F., Green, D.I., Rumsey, M.S., Leppington, C.M. (2008) A review of the mineralisation at Red Gill Mine, Caldbeck Fells, Cumbria, England. Journal of the Russell Society, 11. 29-47
 
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