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" Quantities of ochre, from bright yellow to dark brown, are found in abundance in this formation, in flat horizontal beds, alternating with other earths in some places, in others in... "
Observations on the Geology of the United States of America: With Some ... - Página 40
por William Maclure - 1817 - 127 páginas
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Transactions of the American Philosophical Society, Volumen6

1809
...formation, in flat horizontal beds al-. ternating with other earths in some places; in others in kidney form masses from the size of an egg to that of a man's head, in form resembling much the Hint found frequently in chalk formations. PRIMITIVE FORMATION. The south east limit of the great primitive...
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Treasury of Knowledge: In Three Parts

William Chambers, Robert Chambers - 1849 - 413 páginas
...varies from a bluish to a pure white colour, and contains layers of Flint. Flint occurs in nodules from the size of an egg to that of a man's head ; these are broken up for gun-flints, or ground down for the manufacture of china, and other purposes....
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On food

Edwin Lankester - 1864 - 385 páginas
...the Mediterranean Sea. Here it is found growing to the rocks or stones at the bottom of the sea in masses, from the size of an egg to that of a man's head. The sponge is either obtained by dredging or diving, more commonly the latter. The inhabitants of the...
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Introduction to the sciences [by T. Smibert?].

Thomas Smibert - 1861
...varies from a bluish to a pure white colour, and contains layers of Flint. Flint occurs in nodules from the size of an egg to that of a man's head; these are ground down for the manufacture of china and other purposes. 73. As the groups of strata...
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The Uses of Animals in Relation to the Industry of Man: Being a Course of ...

Edwin Lankester - 1862 - 380 páginas
...the Mediterranean Sea. Here it is found growing to the rocks or stones at the bottom of the sea in masses, from the size of an egg to that of a man's head. The sponge is either obtained by dredging or diving, more commonly the latter. The inhabitants of the...
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Manual of Geology: Treating of the Principles of the Science, with Special ...

James Dwight Dana - 1863 - 798 páginas
...hundreds of feet thick, and generally stratified : part of it is pebbly, with the rounded stones sometimes from the size of an egg to that of a man's head, but none of them arc scratched or polished. It covers the plains about Lake Geneva and the lowlands...
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MANUAL OF GEOLOGY

JAMES D,. DANA, M.A. LL.D. - 1869
...hundreds of feet thick, and generally stratified; part of it is pebbly, with the rounded stones sometimes from the size of an egg to that of a man's head, but none of them are scratched or polished. It covers the plains about Lake Geneva and the lowlands...
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MANUAL OF GEOLOGY: TREATING OF THE PRINCIPLES OF THE SCIENCE WITH SPECIAL ...

JAMES D. DANA, M.A., LL.D. - 1869
...hundreds of feet thick, and generally stratified; part of it is pebbly, with the rounded stones sometimes from the size of an egg to that of a man's head, but none of them are scratched or polished. It covers the plains about Lake Geneva and the lowlands...
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The Natural History of Commerce: With a Copious List of Commercial Terms and ...

John Yeats - 1870 - 436 páginas
...is obtained from the Mediterranean, where it grows on rocks and stones at the bottom of the sea in masses from the size of an egg to that of a man's head. Our supplies are received from Cyprus and Candia, from the shores of Anatolia, and from several islands...
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The Handy-book of Husbandry: a Guide for Farmers, Young and Old ...

George Edwin Waring - 1870 - 604 páginas
...sandy land. were being worked with two pairs of strong oxen in a gravelly soil, filled with stones from the size of an egg to that of a man's head. The ground had previously been worked to the depth of 12 or 14 inches. Each furrow was plowed three...
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