steep dipping
51Tolstoj quadrangle — The Tolstoj quadrangle in the equatorial region of Mercury runs from 144 to 216° longitude and 25 to 25° latitude. It was provisionally called Tir , but renamed after Leo Tolstoy by the International Astronomical Union in 1976. [International… …
52Arabia — /euh ray bee euh/, n. a peninsula in SW Asia, including Saudi Arabia, Yemen Arab Republic, People s Democratic Republic of Yemen, Oman, the United Arab Emirates, Qatar, and Kuwait: divided in ancient times into Arabia Deserta, Arabia Petraea, and …
53earthquake — /errth kwayk /, n. 1. a series of vibrations induced in the earth s crust by the abrupt rupture and rebound of rocks in which elastic strain has been slowly accumulating. 2. something that is severely disruptive; upheaval. [1300 50; ME erthequake …
54United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
55Precambrian time — Interval of geologic time from с 3. 8 billion years ago, the age of the oldest known rocks, to 544 million years ago, the beginning of the Cambrian Period. This interval represents more than 80% of the geologic record and thus provides important… …
56Marine geology of the Cape Peninsula and False Bay — Contents 1 Introduction 2 The geological structure of the region 2.1 Malmesbury group deposition 2.1.1 Appearance of the exposed Malmesbury group rocks …
57Chiapas — Estado Libre y Soberano de Chiapas   State   …
58Navigation — This article is about determination of position and direction on or above the surface of the earth. For other uses, see Navigation (disambiguation). Table of geography, hydrography, and navigation, from the 1728 Cyclopaedia. Navigation is the… …
59Structural geology — is the study of the three dimensional distribution of rock bodies and their planar or folded surfaces, and their internal fabrics . Structural geology includes features of and overlaps with facets of geomorphology, metamorphism and geotechnical… …
60Westfield, Massachusetts — Infobox Settlement official name = Westfield, Massachusetts settlement type = City nickname = The Whip City motto = imagesize = 250px image caption = image mapsize = 250px map caption = Location in Hampden County in Massachusetts mapsize1 = map… …
