... thrust sheet contains Proterozoic metasedimentary rocks in its hanging wall and has a footwall lateral ramp that cuts up section southward. In the northern part of the study area, Cambrian Maxfield and Ophir Formations were pervasively ductilely deformed at all scales. There, east and northeast-vergent...

... shale and sandstone and mottled gray limestone of the Lower and Middle Cambrian Ophir formation and the mottled gray limestone of the Middle and possibly Upper Cambrian Maxfield limestone. Locally, the Maxfield is absent at the top of the Cambrian. In the Uinta Mountains, the Cambrian rocks...

...A. J. Ehlmann; L. B. Sand; A. J. Regis Abstract Sepiolite (2MgO.3SiO 2 .4H 2 O) occurrences in 4 mining districts were investigated by field and laboratory techniques to determine the geological environment. In the Maxfield Mine, Big Cottonwood Canyon, Salt Lake County, Utah, sepiolite occurs...

... has been thrust eastward over Lower Cambrian Tintic Quartzite and Middle Cambrian shales and limestones of the Ophir Formation and Maxfield Limestone. This thrust is named the Ogden thrust. Similarly, at Durst Mountain, east of Morgan Valley, the Farmington Canyon complex has been thrust over Lower...

... to North Ogden Canyon, the thrust fault cuts the Maxfield Limestone. Between North Ogden Canyon and Ogden Canyon, the Willard thrust ramps gradually upsection laterally to the Mississippian Humbug Formation and is underlain by a large recumbent syncline overturned to the east (see Crittenden, 1972...

... development as a function of yield and distance. 03 7 1969 Copyright © 1969, by the Seismological Society of America References Crow E. L. Davis F. A. Maxfield...

... ; Maxfield et al. 1974 a , b ; Sheppard & Funk 1975 ; Johnson et al. 1976 ; Rabe & Bauer 1977 ; Inoannou 1979 ; Wai et al. 1985 ; Savage 1986 ; Neufeld 1987 ; Krieger 1990 ; Bender 1991 ; Horowitz et al. 1993 , 1995 ; Harrington et al. 1998 ). Until 1968, mining and ore...

... to be more reasonable . REFERENCE S Campbell, F . A. and Oliver, T . A., 1968, Mineralogic and chemical composition o f Ireton and Duvernay formations, Central Alberta : Bull . Can. Petroleum Geology, v . 16, p . 4063 . Crow, E. L., Davis, F . A. and Maxfield, M . W., 1960, Statistics manual : New York...

... of skarn and aureole samples (geology after Baker et al. 1966 ; Cook 1992 ). Metamorphic isograds are labeled by index mineral: talc (tlc); tremolite (tr); forsterite (fo); and periclase (per). Stratigraphic units include the Cambrian Tintic (Ct), Ophir Shale, and Maxfield (Cm) formations; Mississippian...

... deposits, undifferentiated till (Qmu); Alta Stock (Tag); Deseret and Gardison Limestone, undivided (Mdg); Fitchville Formation (Mf); Maxfield Limestone (Cm); Ophir Formation (Co); Tintic Quartzite (Ct); and Mineral Fork Tillite (pCmf). Little Cottonwood Canyon was extensively glaciated during...

... in the east ( Fig. 3 ). As the shoreline shifted eastward, finer-grained detritus settled out forming the marine green shale of the Ophir-Bright Angel Formations. Still farther offshore, shelf limestone of the Bowman-Hartman, Maxfield, and Muav Formations was deposited. The Upper Cambrian “Lynch Dolomite...

... with the overlying Eau Claire Formation (Bonneterre in Missouri) is conformable, but lithologically distinct. The Lamotte Sandstone, the equivalent facies in Missouri, is subdivided into three major facies: a basal feldspathic sandstone containing significant amounts of polycrystalline quartz, potash feldspar...

... ; = pistachios), Ceratonia siliqua (carob tree) and Pinus halepensis (Aleppo pine). In between the trees or in the clearing semi-shrubs and herbs are common, forming a batha stage. The dominant families within this formation are Poaceae, Caryophyllaceae, Brassicaceae and Asteraceae. Recent plantations...

... Columbia River Basalt Group and overlying sediments. The Pasco Basin is filled with a series of sediments that unconformably overly the Miocene basalts ( Hartman, 2000 ). Immediately above the unconformity are Pliocene fluvial and lacustrine deposits of the Ringold Formation, consisting of gravels, silts...

...) . Earthquake History of the United States , U.S. Government Printing Office : Washington, D. C. 208 pp. Crow E. L. Davis F. A. Maxfield M. W...

... of the acceleration signal (Figs.  1 , 2 ). This decay time is a likely effect of the incident waves, which waned as prolonged rupture moved farther away from LUC. Corrected horizontal Lucerne records were provided in text format by COSMOS Virtual Data Center. They are available upon request from...

... to be considered are amphibolites of the Packsaddl e Schist Formation occurring in the Llano Uplift region of central Texa s (Fig . 1) . The term "amphibolite" is used for a metamorphic rock con- sisting primarily of hornblende and plagioclase (Turner and Verhoogen , 1960) . Two types of amphibolites can...

... their formation ( Clube and Napier 1982 ). Hence, it appears feasible that Earth could act as a recorder of the local galactic environment on the Solar System's orbit about Sagittarius A*, if extra-terrestrial forcing on rocky planet geology is possible, over some period in our planet's history...

...Richard E. Smith Abstract The Gatesburg Formation of Late Cambrian age in central Pennsylvania consists of cyclic deposits ranging from nearly pure dolomite to nearly pure quartzite containing less than 5 percent clay and 2 percent other minerals. Principal-components and multiple-regression...