The Laws which Regulate the Disposition of Lead Ore in Veins: Illustrated by an Examination of the Geological Structure of the Mining Districts of Alston Moor |
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Common terms and phrases
Alston Moor anticlinal anticlinal axis Ashgill cross vein beds Black Ashgill cross Browngill vein Burnhope Seat carbonic acid Carboniferous Carrs vein cheek circulation of fluids Coal Cleugh Coal Sill connected connexion considerable Cowhill Cross Fell decomposing decomposition deposition of lead depth Derbyshire direction dislocates the strata dyke east and west east side effect elevation exist fathoms favourable feet Firestone fissures flats formation formed former fourth law Garrigill Burn Geology Handsome Mea hard rock hazle inclination intersection latter lead ore deposits limestone strata Long Cleugh vein metallic Middle Fell Millstone Grit mineral Mountain Limestone Nent river Nenthead north side observed Patterdale percolation and circulation percolation of fluids Plate portion position quartz Rampgill vein rich deposits rocks Rodderup Fell sandstone Scaleburn Scar Limestone shale south side stratum substances Sulphur vein summit surface thickness throw tion Tyne river unfavourable valleys veins of Alston veins traversing west side west veins
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