 | Friedrich Mohs - 1825 - 560 sider
...tint. Labradorite, particularly the American variety, and Amazone-stone, are cut for various ornemental purposes, into snuff-boxes, &c. ; this is also the...Felspar. Man. p. 162. Dipyre. Scapolite. Meionite. PHILL. p. 45. 137. 143. Schmelzstein. Skapolith. Mejonit. WEHN. Hoffm. HB II. IS 270. 345. 361. Tetraklasit.... | |
 | Friedrich Mohs - 1825 - 492 sider
...for various ornamental purposes, into snuff-boxes, &c. ; this is also the case with Grap Me Granlle, which consists of a simple variety of common felspar,...important material in that department of manufactures. 3. .PYfiAMIDAL FELD-sPAR. Pyramidal Felspar or Scapolite. Prismato-pyramidal Felspar or Meionite. JAM.... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1831 - 650 sider
...honey-yellow color, and every where penetrated by little golden spangles. 4. The pure varieties of feldspar are used in the composition of the paste...important material in that department of manufactures. (See Porcelain.) The substances formerly known under the names of siliceous feldspar and albite., and... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1831 - 642 sider
...spangles. 4. The pure varieties of feldspar are used in the composition of the paste of ¡«rcelain ; also for the enamel with which it is covered ; and...important material in that department of manufactures. (S(?c Porcelain.) The substances formerly known under the names of tiliceous feldspar and albite, and... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1831 - 650 sider
...The pure varieties of feldspar are used in the composition of the paste of pnrceliiin ; also for tho enamel with which it is covered ; and the decomposed variety, or porcelain earth itself, is the mo?t important material in that department of manufactures. (See Porcelain.) The substances formerly... | |
 | Francis Lieber, Edward Wigglesworth - 1835 - 630 sider
...honey-yellow color, and every where penetrated by little golden spangles. 4. The pure . varieties of feldspar are used in the composition of the paste...important material in that department of manufactures. (See Porcelain.) The substances formerly known under the names of »Uiceou» fddspar and allnie, and... | |
 | Charles Upham Shepard - 1835 - 690 sider
...Quartz, whose transverse angular sections bear some resemblance to certain letters. The pure varieties of Feldspar are used in the composition of the paste...porcelain earth itself, is the most important material io that department of manufactures. APPENDIX TO FELDSPAR. i. Mikroclinous Fehite. BREITHAUPT. PonM... | |
 | 1844 - 636 sider
...honey-yellow color, and every where penetrated by little golden spangles. 4. The pure varieties of feldspar are used in the composition of the paste...important material in that department of manufactures. (See Porcelain.) The substances formerly known under the names of siliceous feldspar and albile, and... | |
 | Popular encyclopedia - 1846 - 886 sider
...honey-yellow colour, end every where penetrated by little golden spangles. 4. The purr varieties of feldspar are used in the composition of the paste...porcelain earth itself, is the most important material in Uiat department of manufactures. See Fontiaim. The substances formerly known under the name* of tiliceotu... | |
 | Charles Upham Shepard - 1852 - 268 sider
...which occurs in large, cleavable individuals, in coarse grained granite, (as at Middletown, Conn.,) is used in the composition of the paste of porcelain ; also for the enamel with which it is covered. The decomposed varieties, or porcelain clays, are the most important materials in the art of pottery.... | |
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A third variety of this species, employed in jewelry, is the avanturine feldspar, which comes from the island of Cedlovatoi, near Archangel, and which is of a honey-yellow color, and every where penetrated by little golden spangles. 4. The pure varieties... 