 | Sir Charles Lyell - 1833 - 570 pages
...lavanches, in the dialects of Switzerland. BASALT. One of the most common varieties of the Trap-rocks. It is a dark green or black stone, composed of augite and...pillars of three or more sides, called basaltic columns. Very remarkable examples of this kind of rock are seen at the Giant's Causeway, in Ireland, and at... | |
 | Virginia Geological Survey - 1836 - 552 pages
...varieties of volcanic rocks. Basalt. — One of the most common varieties of the Trap-rocks. It is a dark green or black stone, composed of augite and...considerable hardness, often found in regular pillars o three or more sides, called basaltic columns. Remarkable examples o this kind are seen at the Giant's... | |
 | Sir Charles Lyell - 1837 - 568 pages
...lananches, in the dialects of Switzerland. BASALT. One of the most common varieties of the Trap-rocks. It is a dark green or black stone, composed of augite and...in regular pillars of three or more sides, called basattic columns. Remarkable examples of this kind are seen at the Giant's Causeway, in Ireland, and... | |
 | sir Charles Lyell (bart.) - 1840 - 504 pages
...the most common varieties of the Trap-rocks. It is a dark green or black stone, composed of augitc and felspar, very compact in texture, and of considerable...pillars of three or more sides called basaltic columns. Remarkable examples of this kind are seen at the Giant's Causeway, in Ireland, and at Fingal's Cave,... | |
 | John Lee Comstock - 1847 - 434 pages
...stone, composed of augite and feldspar, very compact in texture, and of considerable hardness, oiten found in regular pillars, of three or more sides, called basaltic columns. Remarkable examples of this kind are seen at the G ant•s Causeway, in Ireland, and at Fingal's Cave,... | |
 | C. B. - 1853 - 400 pages
...rocks. AURELIA. A chrysalis. B. BASALT. A common variety of traprock, composed of augite and felspar, often found in regular pillars of three or more sides, called basaltic columns. It is of a dark green colour, and very hard and compact. BITUMEN. Mineral pitch. 2 i GLOSSARY. BITUMINOUS... | |
 | Sir Charles Lyell - 1854 - 870 pages
...most common varictics of the Trap-rocks. It is a dark green or black stone, composed of augite nnd felspar, very compact in texture, and of considerable...pillars of three or more sides called basaltic columns. Remarkable examples of this kind are seen at the Giant's Causeway, in Ireland, and at FingaTs Cave,... | |
 | Andrew Ure - 1860 - 972 pages
...(sulphate and carbonate) - 67.751 - - £12,145 BASALT. One of the most common varieties of trap rock. It is a dark green or black stone, composed of augite and...of three or more sides, called ~ basaltic columns." lîemarkable examples of this kind are seen at the Giant's Causeway, in Ireland, and at Fingal's Cave,... | |
 | Andrew Ure - 1867 - 1006 pages
...metallic arsenic 2 parts, charcoal 3 parts. BASALT. One of the most common varieties of trap rock. It is a dark green or black stone, composed of augite and...texture, and of considerable hardness, often found in regnlar pillars of three or more sides, called •• basaltic columns." Remarkable examples of this... | |
 | Henry Law - 1877 - 416 pages
...tabular masses, rising one above another like steps. Basalt is one of the most common varieties ; it is a dark green or black stone, composed of augite and felspar, very compact in texture, of considerable hardness. It often contains iron ; whence the name basalt, an Ethiopian word for iron.... | |
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... columns. Remarkable examples of this kind are seen at the Giant's Causeway, in Ireland, and at Fingal's Cave, in Staffa, one of the Hebrides. The term is used by Pliny, and is said to come from basal, an Ethiopian word signifying iron. The rock often... 
