 | Sir Charles Lyell - Geology - 1833 - 570 pages
...allied to the living genus Terebratula. PUBESCENCE. The soft hairy down on insects. Etym., pubeaco, the first growth of the beard. PUMICE. — A light...and iron, found usually in yellow shining crystals likft brass, and in almost every rock stratified and unstratified. The shining metallic bodies, so... | |
 | Sir Charles Lyell - Geology - 1835 - 420 pages
...LIMESTONE, PURBECK BEDS. Limestone strata belonging to the Wealden group. See Table II. G, Appendix. PYRITES (Iron). A compound of sulphur and iron, found...stone produces spontaneous heat and even inflammation. PYROMETER. An instrument for measuring intense degrees of heat. Q.UADRUMANA. The order of mammiferous... | |
 | Geological Survey of Pennsylvania - Geology - 1836 - 686 pages
...occurring only in the older secondary rocks. It is closely allied to the living genus Terebratula. Pyrites. (Iron.) A compound of sulphur and iron, found...roofing slate, are a familiar example of the mineral. Quartz. A German provincial term, universally adopted in scientific language, for a simple mineral... | |
 | Virginia Geological Survey - Geology - 1836 - 552 pages
...occurring only in the older secondary rocks. It is closely allied to the living genus Terebratula. PyfStes. (Iron.) — A compound of sulphur and iron, found...roofing slate, are a familiar example of the mineral. Quartz. — A German provincial term, universally adopted in scientific language, for a simple mineral... | |
 | Sir Charles Lyell - Geology - 1837 - 568 pages
...LIMESTONE, PURBECK BEDS. Limestone strata belonging to the Wealden Group. See Table I. G, Vol. II. p. 454. PYRITES (Iron). A compound of sulphur and iron, found...of the mineral. The word is Greek, and comes from mif , pyr, fire ; because, under particular circumstances, the stone produces spontaneous heat, and... | |
 | geologocal survey of pennsylvania - Geology - 1838 - 446 pages
...occurring only in the older secondary rocks. It is closely allied to the livimg genus Terebratula. Pyritet. (Iron.) A compound of sulphur and iron, found usually...roofing slate, are a familiar example of the mineral. Qwtrtz. A German provincial term, universally adopted in scientific language, for a simple mineral... | |
 | Geological Survey of Pennsylvania, Pennsylvania. State Geologist (1836-1841) - Geology - 1838 - 108 pages
...occurring only in the older secondary rocks. It is closely allied to the living genus Terebratula. Pyrites. (Iron.) A compound of sulphur and iron, found...stratified and unstratified. The shining metallic bodice, so often seen in common roofing slate, are a familiar example of the 'mineral. Quartz. A German... | |
 | John Lee Comstock - Geology - 1847 - 434 pages
...Limestone strata, belonging to the Wealden Group, which intervenes between the Green-sand and the Oolite. PYRITES. (Iron.) A compound of sulphur and iron, found...stratified and unstratified. The shining metallic bod •es so oft en teen in common roofing-slate, are afamiTar example of the mineral. The word is... | |
 | Missouri. State geologist, George Clinton Swallow - Geology - 1855 - 496 pages
...Limestone strata, belonging to the Wealden Group, which intervenes between the Green-sand and the Oolite. Pyrites. (Iron.) A compound of sulphur and iron, found...in almost every rock stratified and unstratified. Qua-qua-versal Dip. The dip of beds to all points of the compass around a center, as in the case of... | |
 | William Barton Rogers - Geology - 1884 - 878 pages
...occurring only in the older secondary rocks. It is closely allied to the living genus Terebratula. Pyrites. (Iron.) — A compound of sulphur and iron,...roofing slate, are a familiar example of the mineral. Quartz. — A German provincial term, universally adopted in scientific language, for a simple mineral... | |
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PYRITES (Iron). A compound of sulphur and iron, found usually in yellow shining crystals like brass, and in almost every rock stratified and unstratified. The shining metallic bodies, so often seen in common roofing slate, are a familiar example of the... 
