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" a special mineralization producing a bituminous matter instead of coal or lignite. This operation is not attributable to heat, nor of the nature of a distillation, but is due to chemical reactions at the ordinary temperature, and under the normal conditions... "
The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art - Page 261
1867
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The Canadian Naturalist and Geologist, Volume 6

1861 - 506 pages
...confined to particular strata which were originally shales containing vegetable remains ; these have undergone " a special mineralization producing a bituminous...temperature, and under the normal conditions of climate." He also describes wood partially converted into bitumen, which last when removed by solution leaves...
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The Canadian Naturalist and Geologist, Volume 6

1861 - 534 pages
...confined to particular strata which were originally shales containing vegetable remains ; these have undergone " a special mineralization producing a bituminous...temperature, and under the normal conditions of climate." He also describes wood partially converted into bitumen, which last when removed by solution leaves...
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American Journal of Pharmacy

1862 - 606 pages
...confined to particular strata which were originally shales, containing vegetable remains. These have undergone " a special mineralization, producing a...temperature, and under the normal conditions of climate." He also describes wood partially converted into bitumen, which last, when removed by solution, leaves...
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The Annual of Scientific Discovery, Or, Year-book of Facts in ..., Volume 13

1862 - 446 pages
...confined to particular strata which were originally shales containing veg• etable remains ; these have undergone " a special mineralization producing a bituminous...temperature, and under the normal conditions of climate." He also describes wood partially converted into bitumen, which last, when removed by solution, leaves...
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Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art ...

1862 - 476 pages
...mineralization producing a bituminous matter instead of coal or lignite. This operation is not attribntable to heat, nor of the nature of a distillation, but...temperature, and under the normal conditions of climate." He also describes wood partially converted into bitumen, which last, when removed by solution, leaves...
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Geological Magazine, Volume 3

Henry Woodward - 1866 - 652 pages
...defective ; for though that writer implies that the beds of vegetable matter undergoing conversion by chemical reactions, at the ordinary temperature, and under the normal conditions of climate, become a solid bitumen identical with the fluid of the " pitch-lake," yet, we fail, on referring to...
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Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art ...

1865 - 458 pages
...confined to particular strata which were originally shales containing vugetable remains ; these have undergone " a special mineralization producing a bituminous...temperature, and under the normal conditions of climate." He also describes wood partially converted into bitumen, which last, when removed by solution, leaves...
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The American Journal of Science and Arts

1866 - 470 pages
...subsequently made, that wild animals were sometimes mired and died in the tarry oil springs in that State. Of the origin of petroleum there are different opinions....materials directly into oil and kindred hydrocarbons. The facts cited in proof are, that oil is found in the cavities of fossils (Orthocerata, &c.), and...
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Every Saturday: A Journal of Choice Reading, Volume 1

1866 - 770 pages
...defective; for though that writer implies that the beds of vegetable matter undergoing conversion by chemical reactions, at the ordinary temperature, and under the normal conditions of climate, become a solid bitumen identical with the fluid of the "pitch-lake," yet we fail, on referring to the...
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Geological Magazine, Volume 3

Henry Woodward - 1866 - 654 pages
...defective ; for though that writer implies that the beds of vegetable matter undergoing conversion by chemical reactions, at the ordinary temperature, and under the normal conditions of climate, become a solid bitumen identical with the fluid of the " pitch-lake," yet, we fail, on referring to...
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