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" West Indies, and many other places. COAL. The bituminous substance called coal, though ranked among minerals because its basis is pure carbon, is now, by many, believed to be of vegetable origin ; because the substance which lies upon the coal, is always... "
An Elementary Introduction to the Knowledge of Mineralogy: Including Some ... - Page 209
by William Phillips, Samuel Latham Mitchill - 1818 - 246 pages
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An Outline of Mineralogy and Geology,: Intended for the Use of Those who May ...

William Phillips - 1816 - 222 pages
...by engravers. It is found on the shores of the Dead Sea, in the West Indies, and many other places. COAL. The bituminous substance called coal, though...be traced through every species of coal, even the most compact. On the subject of coal deposites, particularly our own, it is my intention to treat more...
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Morning Walks; or, Steps to the study of Mineralogy ... By the author of ...

Morning walks - 1830 - 382 pages
...uses, (thanks to your kind explanations,) but I am still ignorant of its real nature. Miss ANGERSTEIN. The bituminous substance called coal, though ranked...is now by many believed to be of vegetable origin. Wood-coal, or brown coal, is found in low situations, and appears to have been formed of heaps of trees...
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A Glance at the Physical Sciences; Or The Wonders of Nature,: In ..., Volume 1

Samuel Griswold Goodrich - 1844 - 370 pages
...vegetable origin, as the substance which lies upon the coal is always filled with vegetable remains, and a wood-like appearance may be traced through every species of coal, even the most compact. The harder species, which burns without smoke, is called anthracite. There are few countries...
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A Glance at the Physical Sciences: Or, The Wonders of Nature, in Earth, Air ...

Samuel Griswold Goodrich - 1844 - 370 pages
...minerals because its basis is pure carbon ; but it is generally supposed to be of vegetable origin, as the substance which lies upon the coal is always filled with vegetable remains, and a wood-like appearance may be traced through every species of coal, even the most compact. The...
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A Glance at the Physical Sciences, Or, The Wonders of Nature, in Earth, Air ...

Samuel Griswold Goodrich - 1852 - 372 pages
...minerals because its basis is pure carbon ; but it is generally supposed to be of vegetable origin, as the substance which lies upon the coal is always filled with vegetable remains, and a wood-like appearance may be traced through every species of coal, even the most compact. The...
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