 | Sir Charles Lyell - 1833 - 570 pages
...upper and under lip, and comprising the parts called mandibles, maxillae, and palpi. TUFF, or TUFO. An Italian name for a variety of volcanic rock, of...of scoriae and loose matter ejected from a volcano. TUFACEOUS. A rock with the texture of tuff or tufo, which see. TURBINATED. Shells which have a spiral... | |
 | Sir Charles Lyell - 1833 - 562 pages
...mandibles, maxillae, and palpi. TOFF, or TUFO. An Italian name for a variety of volcanic rock, of an eartby texture, seldom very compact, and composed of an agglutination...of scoriae and loose matter ejected from a volcano. VEINS, Mineral. Cracks in rocks filled up by substances different from the rock, which may either be... | |
 | Sir Charles Lyell - 1835 - 420 pages
...of an upper and under lip, and comprising the parts called mandibles, maxillae, and palpi. TUFF, or TUFA. An Italian name for a variety of volcanic rock...of scoriae and loose matter ejected from a volcano. TUFACEOUS. A rock with the texture of tuff or tufa, which see. TURBINATED. Shells which have a spiral... | |
 | Sir Charles Lyell - 1834 - 420 pages
...of an upper and under lip, and comprising the parts called mandibles, maxillae, and palpi. TDFF, or TUFA. An Italian name for a variety of volcanic rock...of scoriae and loose matter ejected from a volcano. TUFACEOUS. A rock with the texture of tuff or tufa, which see. TURBINATED. Shells which have a spiral... | |
 | Sir Charles Lyell - 1834 - 422 pages
...upper and under lip, and comprising the parts called mandibles, maxillae, and palpi. TUFF, or TCFA. An Italian name for a variety of volcanic rock of...compact, and composed of an agglutination of fragments of scoriffi and loose matter ejected from a volcano. TUFACEOUS. A rock with the texture of tuff or tufa,... | |
 | Thomas Thomson - 1836 - 586 pages
...crystallized minerals found in such rocks has been long known to mineralogists. Tuff", or Tufo, is an Italian name for a variety of volcanic rock, of...of scoriae and loose matter ejected from a volcano. Tuff may be studied to great advantage in Rome and its environs. What occurs in that locality has been... | |
 | Virginia Geological Survey - 1836 - 552 pages
...usually hard and semi-crystalline, deposited from the water of springs holding lime in solution. Tuff or Tufa. — An Italian name for a variety of volcanic...compact, and composed of an agglutination of fragments of scorite, and loose matter ejected from a volcano. Turbinated. — Shells which have R spiral or screw... | |
 | Louis-Joseph Vicat - 1837 - 348 pages
...pulverulent, sometimes in coarse grains, often in slag, pumice, tufa,' • « Tuff, or tufa, volcanic. An Italian name for a variety of volcanic rock of...scoriae and loose matter ejected from a volcano." — Lyelts Geology, 5th edit., vol. ip 461. &c. Its colour, which is generally brown, passes to yellow,... | |
 | Sir Charles Lyell - 1840 - 500 pages
...See " Tuff." TUFACEOUS. A rock with the texture of tuff, or tufa, which see. TUFF, or TUFA, VOLCAKIC. An Italian name for a variety of volcanic rock of...an agglutination of fragments of scoriae and loose materials ejected from a volcano. TIIIUIIN ATKU. Shells which have a spiral or screw-form structure.... | |
 | John Lee Comstock - 1847 - 434 pages
...tuff, or tufa, which see. TUFF, or TUFA, VOLCANIC. An Italian name lor a variety of volcanic rockiof an earthy texture, seldom very compact, and composed of an agglutination of fragments of scoria? and loose materials ejected from a volcano. TURBINATED. Shells which have a spiral or screw-form... | |
| |
An Italian name for a variety of volcanic rock, of an earthy texture, seldom very compact, and composed of an agglutination of fragments of scoriae and loose matter ejected from a volcano. 
