Galena, 11 cm tall with cuboctahedra to 6 cm and calcite crystals. Maisy Mouse Pocket, Rampgill Mine, Alston Moor, Cumbria. |
Galena cuboctahedra to 7 cm across. Old Fan Flatts, Smallcleugh Mine, Nenthead, Alston Moor. |
Galena cuboctahedra to 2 cm, Smallcleugh Mine, Nenthead, Alston Moor, N Pennines, Cumbria. |
Galena cuboctahedra to 12mm with ankerite on drusy quartz. Smallcleugh Mine, Nenthead, Alston Moor. |
5 cm Galena cuboctahedron with quartz and sphalerite on ankerite-dolomite. Smallcleugh Mine, Nenthead, Alston Moor. |
Galena, Brownley Hill mine |
Sphalerite crystals to about 15 mm in 7 cm group. Smallcleugh Mine, Nenthead, Cumbria. |
Beautiful 65 mm specimen of sphalerite (crystals to 15 mm) and calcite, Smallcleugh Mine. |
Gemmy sphalerite crystals on quartz, Admiralty Flats, Nentsberry Haggs, Alston Moor. |
Sphalerite, galena, ankerite and barite pseudomorphs after alstonite (5 mm), Nentsberry Haggs Mine, Alston Moor, Cumbria. |
Sphalerite crystals to 7 mm on 8 cm quartz matrix. Scraithole Mine, Carrshield, W Allendale, Northumberland, UK. |
Sphalerite on minor matrix, 33mm, Rampgill Mine, Nenthead, Alston Moor, Cumbria. |
Group of pyrite cubes to 5 mm. Nenthead Mine, Alston Moor. |
Fluorite crystal 12 mm across on 68 mm matrix of quartz with sphalerite. Appropriation Pocket, Boundary Flatt, Rampgill Mine |
Beautiful transparent twinned fluorite (with hexoctahedral corners), Diana Vein, Beaumont Mine, Allendale, Northumberland. |
Gemmy fluorite twin with quartz. St Peter's Mine, Allendale, Northumberland |
Lustrous gemmy penetration twinned fluorite, 35 mm on 11 cm matrix. Rotherhope Fell Mine, Tynebottom Flats, Alston Moor, Cumbria |
Rotherhope fluorite detail |
Rotherhope fluorite detail |
Rotherhope fluorite detail |
Rotherhope fluorite detail |
Witherite sixlings with thin baryte coating, 5 cm, Nentsberry Haggs Mine, Alston Moor. |
Witherite twins, 4 cm. Cross cut on Liverick Vein, between High Raise and Treloar veins, Nentsberry Haggs Mine. |
A fine 55 mm witherite crystal with micro barite coating. Admiralty Flats, High Raise, 2nd Sun Vein, Haggs Mine. Found 1992. |
Witherite, 45 mm specimen. Liverick Twin Vein, Nentsberry Haggs Mine, Alston Moor, Cumbria. |
Witherite, 35 mm pyramidal crystal twin, Nentsberry Haggs, Alston Moor, Cumbria. |
Rare epitaxial baryte on witherite, Scaleburn Vein, Rampgill Mine, Nenthead, Cumbria. 12 mm witherites on 35 mm matrix. |
Alston witherite 1.jpg |
Alston witherite 3.jpg |
Alston witherite 2.jpg |
Alstonite, High Cross Vein, Brownley Hill Mine, Nenthead, Cumbria, UK. 2.5 x 4 cm cluster sixling twins to 1 cm with calcite. |
Russell barytocalcite 2.jpg |
Russell barytocalcite 1.jpg |
Barytocalcite, honey brown monoclinic crystals to 15 m on 55 mm witherite matrix. Nentsberry Haggs Mine, Alston Moor, Cumbria. |
Barytocalcite, honey brown monoclinic crystals to 15 m on 55 mm witherite matrix. Nentsberry Haggs Mine, Alston Moor, Cumbria. |
Barytocalcite, honey brown monoclinic crystals to 15 m on 55 mm witherite matrix. Nentsberry Haggs Mine, Alston Moor, Cumbria. |
Barytocalcite, honey brown monoclinic crystals to 15 m on 55 mm witherite matrix. Nentsberry Haggs Mine, Alston Moor, Cumbria. |
Alston Moor cerussite, 38 mm. Ex John Albanese (1898-1969), New Jersey, USA. |
Calcite crystals to 33 mm on 9 cm matrix. Blue-grey calcite overgrowths on colourless cores. Tynebottom Mine, Garrigill. |
Calcite crystals to 33 mm on 9 cm matrix. Blue-grey calcite overgrowths on colourless cores. Tynebottom Mine, Garrigill. |
Calcite crystals to 33 mm on 9 cm matrix. Blue-grey calcite overgrowths on colourless cores. Tynebottom Mine, Garrigill. |
Tynebottom calcite crystal model |
Doubly terminated calcite crystals to 22 mm on sphalerite, Jug Vein, Brownley Hill Mine, Cumbria. Ex Lindsay Greenbank. |
Prismatic calcite crystals to 15 mm with flat terminations. Rodderup (sometimes spelt Rotherhope) Fell Mine, Alston, Cumbria. |
Calcite_twin_Smallcleugh.jpg |
Cobaltoan calcite, 63 mm druse of fine tiny pink scalenohedra. Main Flats, Tynebottom Mine, Garrigill, Cumbria. Found May 1987. |
Malachite crystals, Ashgill Field Mines, Crossgill, Alston Moor, Cumbria, 3 cm specimen |
Brianyoungite white microcrystals on sphalerite, Boundary Cross Vein, Rampgill Mine, Nenthead, Alston Moor. |
Brianyoungite on sphalerite, with fluorite and quartz, Boundary Cross Vein, Rampgill Mine, Nenthead, Alston Moor. |
Brainyoungite, acicular crystals on 25 mm matrix. Brownley Hill Mine. |
Hydrozincite, Smallcleugh Mine, Nenthead, Alston Moor, Cumbria, UK. |
Galena cuboctahedra to 12mm with ankerite on drusy quartz. Smallcleugh Mine, Nenthead, Alston Moor. |
Ankerite on thin quartz epimorph of fluorite with sphalerite. Barneycraig Mine. |
Barite cockscomb of transparent sharp crystals, 7 cm. Haggs Mine, Nentsberry, Alston, Cumbria. |
Brochantite and aragonite, detail of a 6 cm specimen. Tynebottom Mine, Garrigill, Cumbria. |
Erythrite in spheroidal aggregates, on 3 cm matrix. Tynebottom Mine, Garrigill, Alston Moor, Cumbria. (FOV ca 4 mm). |
Erythrite with selenite gypsum, Tynebottom Mine, Garrigill, Alston Moor, Cumbria. (FOV ca 5 mm). |
Detail of erythrite from the Tynebottom mine. |
Pyromorphite crystals to 2 mm on 3 cm matrix, Hardrigg Edge, Melmerby Fell, Alston, Cumbria. |
Melanterite (according to label) crystals to 7 mm (or epsomite) on 36 mm matrix, Smallcleugh Mine, Nenthead, Alston, Cumbria. |
Quartz epimorphs after fluorite, with sphalerite, 47 mm specimen. Boundary Cross Vein, Rampgill Mine, Nenthead, Alston Moor. |
Quartz epimorphs after fluorite, with sphalerite, 60 mm specimen. Boundary Cross Vein, Rampgill Mine, Nenthead, Alston Moor. |
Detail of zoned fluorite in 11 cm specimen. Brownley Hill (though labelled Stotfield Burn Mine, Rookhope) |
Fallowfields witherite, Northumberland, 52 mm |
Fallowfield witherite, 8 cm, an unusual prismatic habit |
Hexham Northumberland alstonite, 5 cm matrix, Carnegie label, 1840s. |
Hexham Northumberland alstonite, 5 cm matrix, Carnegie label, 1840s. |