"Igneous" Quotes from Famous Books
 ... is a high, igneous range, surrounded for the most part by Lower Sonoran plains and desert. Zoologically, these mountains are poorly known. Few collectors have been in the area; most of these have been afforded accommodations through ...
— Two New Moles (Genus Scalopus) from Mexico and Texas • Rollin H. Baker
... predominating. The larger pieces are usually more or less rounded and the finer particles may be rounded or may be angular. Many varieties of rocks are to be found among the gravel pebbles, but the rocks of igneous origin and possessing a considerable degree of hardness generally predominate. Intermixed with the pieces of rock there is likely to be clay or other soil, the quantity varying greatly in different deposits and even in various places ...
— American Rural Highways • T. R. Agg
... shores of Graham's Land and the South Shetland Islands, we have a parallel combination of igneous and aqueous action, accompanied with an equally copious supply of Diatomaceoe. In the Gulf of Erebus and Terror, fifteen degrees north of Victoria Land, and placed on the opposite side of the globe, the soundings ...
— Discourses - Biological and Geological Essays • Thomas H. Huxley
... 100 miles around were destroyed by the pumice sand and ashes. The matter ejected has been estimated as twice the volume of Mount Hecla, or one hundred thousand millions cubic yards, probably as large as any single mass of the older igneous rocks known to exist—according to Bischoff, greater than the bulk of ...
— A Girl's Ride in Iceland • Ethel Brilliana Alec-Tweedie
... of Chihuahua and Sonora [now Arizona. S. M.] are chiefly sulphuret (lead or iron), or native silver in porphyritic or stratified limestone rocks passing at greater depths into igneous rocks. From loose piles lying upon the surface and evidently picked over, I procured specimens of silver and copper. Three samples representing points on the line of our exploration about equi-distant from each other, ...
— Memoir of the Proposed Territory of Arizona • Sylvester Mowry
... miles beyond the Victoria Falls, and the average breadth is about 150 miles. The space is at least 100,000 square miles. Sandstone rocks stand up in it at various points like islands, but all are metamorphosed, and branches have flowed off from the igneous sea into valleys and defiles, and one can easily trace the hardening process of the fire as less and less, till at the outer end of the stream the rocks are merely hardened. These branches equal in size all the rocks and hills that stand like islands, so that we ...
— The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume II (of 2), 1869-1873 • David Livingstone
... great igneous bed stretches, a rough and broken sea of stone, across the thirsty desert. Its texture is like that of slag from a furnace. Once, in the morning of the world, it flowed from the crater along the line of least ...
— A Man Four-Square • William MacLeod Raine
... turned from the river to the westward, along the summit of the fossil formation, which, at the distance of a few miles, was succeeded by sandstone, and this rock again, as we gained the hills, by a fine slate, and this again, as we crossed the Mount Barker and Mount Lofty ranges, by a succession of igneous rocks, of a character and form such as could not but betray to a less experienced geologist even than myself the abundant mineral veins they contained. On descending to the plains of Adelaide I again crossed sandstone, and to my surprise discovered ...
— Expedition into Central Australia • Charles Sturt |
