 | sir Charles Lyell (bart.) - 1835 - 440 pages
...parallel to the planes of the true strata or layers of deposition. The planes of cleavage, therefore, are distinguishable from those of stratification;...joints cannot be cleaved into an indefinite number of laminse or slates, having their planes of cleavage parallel to the joints. See first part of Chap,... | |
 | Sir Charles Lyell - 1837 - 500 pages
...parallel to the planes of the true strata or layers of deposition. The planes of cleavage, therefore, are distinguishable from those of stratification ;...joints cannot be cleaved into an indefinite number of lamina! or slates, having their planes of cleavage parallel to the joints. See first part of Chap.... | |
 | Sir Charles Lyell - 1840 - 500 pages
...isothermal, from urns, isos, equal, and 3 e/Y"l, therme, heat. JOINTS. Fissures or lines of parting in rocks, often at right angles to the planes of stratification....which divide columnar basalt into prisms are joints. JURA LIMESTONE. The limestones belonging to the Oolitic Group constitute the chief part of the mountains... | |
 | John Lee Comstock - 1847 - 434 pages
...isothermal, from tffos 1sas, equal, and Ocpfiri, tkerme, heat. JOINTS. Fissures or lines of parting in rocks, often at right angles to the planes of stratification....which divide columnar basalt into prisms, are joints. JURA LIMESTONE. The limestones belonging to the Oolitic Group, constitute the chief part of the mountains... | |
 | Caroline Frances Cornwallis - 1848 - 186 pages
...HORNSTONE. A siliceous mineral substance, sometimes approaching nearly to flint or common quartz. JOINTS. Fissures or lines of parting at definite distances,...which divide columnar basalt into prisms, are joints. JURA LIMESTONE. The limestones belonging to the oolitic system constitute the chief part of the mountains... | |
 | Missouri. State geologist, George Clinton Swallow - 1855 - 496 pages
...action. In Situ. In the place where they were formed. Joints. Fissures or lines of parting in rocks, often at right angles to the planes of stratification....which divide columnar basalt into prisms are joints. Laminu. Latin for plates ; used in geolozy, for the smaller layers of which a stratum is frequently... | |
 | John Ogilvie - 1855 - 434 pages
...JOINHAND, — which see. JOINT, n. [add.] In geol., joints are the fissures or lines of parting in rocks, often at right angles to the planes of stratification....which divide columnar basalt into prisms are joints. JOINT, vt [add.] In joiner!/, to straighten and smooth the edges of boards which are to be joined,... | |
 | Sir Charles Lyell - 1865 - 880 pages
...and Stppi, thermt, heat. JOINTS. Fissures or lines of parting in rocks, often at right angles to tho planes of stratification. The partings which divide columnar basalt into prisms are joints. JURA LIMESTONE. The limestones belonging to the Oolite Group constitute tho chief part of the mountains... | |
 | Robert Fowler - 1875 - 586 pages
...pieces of a stem are articulated with each other. PI. Geol. Fissures or lines of parting in rouks, often at right angles to the planes of stratification....which divide columnar basalt into prisms are joints. Joint-evil. A »pedes of Elephantiasis, in which the joints are rendered conspicuous by their prominence.... | |
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The planes of cleavage, therefore, are distinguishable from those of stratification; and they also differ from joints, which are fissures or lines of parting, at definite distances, and often at right angles to the planes of stratification. The partings... 