Proceedings of the American Association for the Advancement of Science, Volumen1 |
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Página 36
... magnesia and lime , were similarly heated and weighed , from time to time during the process , it was found that potassa was most volatile ; soda came next , magnesia was much less volatile than soda ; and lime so greatly inferior , in ...
... magnesia and lime , were similarly heated and weighed , from time to time during the process , it was found that potassa was most volatile ; soda came next , magnesia was much less volatile than soda ; and lime so greatly inferior , in ...
Página 37
... Magnesia . This was formed by evaporation of a solu- tion of carbonate of magnesia in carbonic acid water . Until ignited , therefore , the tache consisted of carbonate of magnesia . a . The simple tache gave strong alkaline reaction ...
... Magnesia . This was formed by evaporation of a solu- tion of carbonate of magnesia in carbonic acid water . Until ignited , therefore , the tache consisted of carbonate of magnesia . a . The simple tache gave strong alkaline reaction ...
Página 38
... magnesia , as compared with lime , was spoken of as useful in distinguishing between magnesian and calcareous minerals . The application of this property of magnesia to the theory Dolomization was also briefly referred to . Prof. W. B. ...
... magnesia , as compared with lime , was spoken of as useful in distinguishing between magnesian and calcareous minerals . The application of this property of magnesia to the theory Dolomization was also briefly referred to . Prof. W. B. ...
Página 61
... magnesia . The liquid from calcareous or magnesian minerals , becomes milky after heating -the tache from the potash and soda minerals , as for example , the feldspars , lost its alkaline reaction by the first contact of the blow- pipe ...
... magnesia . The liquid from calcareous or magnesian minerals , becomes milky after heating -the tache from the potash and soda minerals , as for example , the feldspars , lost its alkaline reaction by the first contact of the blow- pipe ...
Página 80
... magnesia , lime , sulphur and manganese ; and rarely a trace of chrome , cobalt , tin , copper , potash , or soda ; but neither of these forms a component part of our atmosphere , nor has any one been detected therein , except in these ...
... magnesia , lime , sulphur and manganese ; and rarely a trace of chrome , cobalt , tin , copper , potash , or soda ; but neither of these forms a component part of our atmosphere , nor has any one been detected therein , except in these ...
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Términos y frases comunes
adjourned adopted AGASSIZ alkaline American amount annual appointed Association Belemnite BENJAMIN PEIRCE blue limestone Boston BROWNE Cambridge carbonate of lime carbonate of magnesia carbonic acid Chairman coast colour connexion contain Dayton deposited diluvium Eliptocephalus epidote estimation existing expedition explorations formation fossils furnished gallon Garpikes geographical geological Goldf grain gravel heat Henry Ignited inches Institution James John labours Lake Huron Lake Superior land Lieut LOUIS AGASSIZ magnesia Mass meeting miles mineral Mississippi river motion Mullica Hill observations ocean Ohio Olenus organic matter paper PEIRCE Philadelphia portion present proceeded Prof quantity reaction REDFIELD regard region remarks Resolved Robert rock sand Schuylkill water scientific Sec'ry Secretary Section sediment September 20 silica SILLIMAN soda solid residue space species specimens Standing Committee sulphuric sulphuric acid surface tache tion valley W. B. ROGERS Washington yellow limestone York
Pasajes populares
Página 58 - But Moses' hands were heavy ; and they took a stone, and put it under him, and he sat thereon ; and Aaron and Hur stayed up his hands, the one on the one side, and the other on the other side ; and his hands were steady until the going down of the sun.
Página 88 - Museum is given to the Smithsonian Institution, other assistants will be required. Prof. HENRY next proceeded to give an account of the various operations in progress for carrying into effect the principles of the foregoing programme. A number of original memoirs have been accepted for publication; the first volume of the contributions is now in the hands of the binder, and will be ready for delivery to public institutions in the course of a few days. It consists of a single memoir on the antiquities...
Página 86 - ... are to be prepared by collaborators eminent in the different branches of knowledge. 3. Each collaborator to be furnished with the journals and publications, domestic and foreign, necessary to the compilation of his report; to be paid a certain sum for his labors, and to be named on the title-page of the report. 4. The reports to be published in separate parts, so that persons interested in a particular branch can procure the parts relating to it without purchasing the whole. 5. These reports...
Página 84 - ... be considered, but also the continual expense of keeping it in repair, and of the support of the establishment necessarily connected with it. There should also be but few individuals permanently supported by the Institution.
Página 82 - This trust was accepted by the Government of the United States, and an. Act of Congress was passed August 10, 1846, constituting the President and the other principal executive officers of the general government, the Chief Justice of the Supreme Court, the Mayor of Washington, and such other persons as they might elect honorary members, an establishment under the name of the " SMITHSONIAN INSTITUTION FOR THE INCREASE AND DIFFUSION OF KNOWLEDGE AMONG MEN.
Página 8 - Association are, by periodical and migratory meetings, to promote intercourse between those who are cultivating science In different parts of America, to give a stronger and more general impulse and more systematic direction to scientific research, and to procure for the labors of scientific men increased facilities and a wider usefulness.
Página 87 - With reference to the collection of books, other than those mentioned above, catalogues of all the different libraries in the United States should be procured, in order that the valuable books first purchased may be such as are not to be found in the United States.
Página 84 - Each memoir presented to the Institution to be submitted for examination to a commission of persons of reputation for learning in the branch to which the memoir pertains; and to be accepted for publication only in case the report of this commission is favorable.
Página 89 - Also catalogues of memoirs, and of books in foreign libraries, and other materials, should be collected for rendering the institution a centre of bibliographical knowledge, whence the student may be directed to any work which he may require.
Página 88 - The^ Secretary and his assistants, during the session of Congress, will be required to illustrate new discoveries in science, and to exhibit new objects of art. Distinguished individuals should also be invited to give lectures on subjects of general interest.