Identifier: americanjournalo19183031newh (find matches)
Title: The American journal of science and arts
Year: 1820 (1820s)
Authors:
Subjects:
Publisher: New-Haven : S. Converse
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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rivulet or south of the springs, and which, probably, have beenwashed out of tlie same ridge; of this part, however, I was notaware when at the springs. I have been thus, perhaps unnecessarily, particular that those whomay Iiereafter visit this district, and who feel a pleasure in investiga-ting subjects of a nature and character so interesting, may be led tothe respective localities with the least trouble or fatigue. Remark by the Editor. The organic remains mentioned by Dr. Hayden, are such as be-long to the ancient secondary or transition. The specimens havingbeen accidentally misplaced, I am not able to describe them more.particularly, as requested by Dr. Hayden : I recollect, however, thatseveral of them belonged to the ancient coralline and encrinitalfamilies; the petrified butterflies of the common people, it is wellknown, are trilobites, as Dr. Hayden has justly indicated. A statement of the composition of the mineral waters which wasexpected has not been received. ddvjtsiOfi
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The Hartz. 105 Art. XIV.—The Hartz.—Physical Geography, State of Industry,8fc.; % Thos. G. Clemson, Member of the Royal School ofMines at Paris, &£c. Perhaps no country in the world has its boundaries more natu-rally fixed than that mountainous district called tlie Hartz, (resine,*)which lies between the vallej^s of the Elbe and Weser. Under the name of the Hartz is comprehended all that naturalmountainous district from the centre of which rises the Brocken, andwhich group contains a variety of rich metallic deposits which havebeen worked for ages, and still continue to be the objects of success-ful explorations. The principal mines are tliose of iron, silver,lead, copper, and manganese. This range of primitive and transition rocks rises from the centreof the vast secondary plain, bounded on the south by the primitiveformations of Saxony, on the east by those of transition which ex-tend to Dillenburg, and on the north by the vast slopes com-posed of the alluvion of the Baltic

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