Report of the Special Committee: Appointed by the Last Legislature to Report on the Best Method of Obtaining a Complete Geological Survey of Ohio (Google eBook)

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James B. Gardiner, Printer to the State, 1836 - Geological surveys - 18 pages
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Page 84 - ... are overhung. The roof is covered as with a canopy of gorgeous tapestry, enriched with festoons of most graceful foliage, flung in wild irregular profusion over every portion of its surface.
Page 84 - ... of their primeval life ; their scaly stems and bending branches, with their delicate apparatus of foliage, are all spread forth before him ; little impaired by the lapse of countless ages, and bearing faithful records of extinct systems of vegetation, which began and terminated in times, of which these relics are the infallible historians...
Page 127 - A limestone, so named, because it is composed of rounded particles like the roe or eggs of fish. The name is also applied to a large group of strata characterized by peculiar fossils.
Page iv - IronWorks, felt himself encouraged to attempt the substitution of raw coal for the coke before in use. Proceeding on the ascertained advantages of the hot blast, the attempt was entirely successful; and, since that period, the use of raw coal has extended so far as to be adopted in the majority of the Scotch iron-works.
Page 123 - Basalt. One of the common trap rocks. It is composed of augite and feldspar, is hard, compact and dark green or black, and has often a regular columnar form. The palisades of the Hudson show the columnar aspect of trap rocks. The Giant's Causeway is cited as an example of basaltic rocks, and the columnar structure is there very strikingly displayed.
Page 84 - ... foliage, are all spread forth before him, little impaired by the lapse of countless ages, and bearing faithful records of extinct systems of vegetation, which began and terminated in times of which these relics are the infallible historians. Such are the grand natural herbaria wherein these most ancient remains of the vegetable kingdom are preserved, in a state of integrity little short of their living perfection, under conditions of our planet which exist no more.
Page 127 - Mica Slate. One of the stratified rocks belonging to the primary class. It is generally fissile, and is characterized by being composed of mica and quartz, of which the former either predominates, or is disposed in layers, so that its flat surfaces give it the appearance of predominating. Miocene. One of the deposites of the tertiary epoch. It is more recent than the eocene, and older than the pliocene. Mollusca. Molluscous animals. " Animals, such as shell fish, which, being devoid of bones, have...
Page 127 - Animals, such as shell fish, which, being devoid of bones, have soft bodies." Mountain Limestone. "A series of limestone strata, of which the geological position is immediately below the coal measures, and with which they also sometimes alternate.
Page 119 - MANURES, &C. 1. What manures are employed on the soil? 2. Has a rotation of manures been tried? 3. What rotation of crops is employed on the light, and what on the heavy soils? 4. Have changes of rotations of crops been tried, and with what success? 5. How are your manures prepared? 6. Does lime, or ashes, or marl, or gypsum, enter into the composition of the compost heaps? 7. Has salt, or nitre, or copperas, been tried in small quantity on the land as a manure? 8. Has limestone, or any other rock...

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