نتایج جستجو برای: clay stone

تعداد نتایج: 47168  

ژورنال: علوم آب و خاک 2015
اسفندیارپور بروجنی, عیسی , سرمست, معصومه, فرپور, محمدهادی ,

Physical, chemical, and microscopic properties together with mineralogy are among useful techniques for dating and paleoclimatological interpretation and identification of varnishes. The present research was performed to evaluate the application of stone varnish in dating and landform development investigations in southern dry lands of Giroft area, Kerman Province. The mantled pediment was iden...

2002
JOHN ALEXANDER SMITH

On the Incised Ornamentation of the Stone Ball found at Glasterlaw; Friockheim, Forfarshire, fyc.—Since the paper on the small Stone Balls was read, Dr J. C. Howden has been able to send me for examination the stone ball found at Glasterlaw, which I have already partially described. This ball -was found on the farm of Freelands ab Glasterlaw, and is of a blackish colour externally, but shows a ...

2015
Mohsen Ramezan Shirazi

By enhancing the applicatıon of grounds for establishment and due to the lack of appropriate sites, engineers attempt to seek out a new method to reduce the weakness of soils. İn aspect of economic situation, various ways have been used to decrease the weak grounds. Because of the rapid development of infrastructural facilities, spreading the construction operation is an obligation. Furthermore...

The effect of fine particles on turbulence damping and reduction of flow friction coefficient in ribleted pipes, have been investigated experimentally. Tests have been conducted in a ribleted pipe with hydraulic diameter of 18.6 mm, and 20 stream wise riblets of 1.8 mm depth, along the pipe. Flows of water tap with Reynolds number from 5000 to 30000 were compared with flows containing silt-clay...

2012
Naama Goren-Inbar Michael Freikman Yosef Garfinkel Nigel A. Goring-Morris Leore Grosman

Cylindrical objects made usually of fired clay but sometimes of stone were found at the Yarmukian Pottery Neolithic sites of Sha'ar HaGolan and Munhata (first half of the 8(th) millennium BP) in the Jordan Valley. Similar objects have been reported from other Near Eastern Pottery Neolithic sites. Most scholars have interpreted them as cultic objects in the shape of phalli, while others have ref...

Journal: :Journal of the Mineralogical Society of Japan 1986

2014
Sherie C. Harding Barbara P. Nash Erich U. Petersen A. A. Ekdale Christopher D. Bradbury M. Darby Dyar

The Main Glauconite Bed (MGB) is a pelleted greensand located at Stone City Bluff on the south bank of the Brazos River in Burleson County, Texas. It was deposited during the Middle Eocene regional transgression on the Texas Gulf Coastal Plain. Stratigraphically it lies in the upper Stone City Member, Crockett Formation, Claiborne Group. Its mineralogy and geochemistry were examined in detail, ...

Journal: :Thorax 1986
J C Wagner F D Pooley A Gibbs J Lyons G Sheers C B Moncrieff

A combined clinical, radiological, pathological, and mineralogical study was undertaken on 62 cases referred to the Medical Research Council Pneumoconiosis Unit by the Cardiff Pneumoconiosis Panel as Cornish china clay workers. Considerable pathological lesions were found in the lungs, both nodular and interstitial fibroses being present. Some men had worked with china stone but others had work...

D. H. Ali H. O. Abbas, T. H. Abdullah

Modern technology has been used to build tunnels in recent years by means of drilling machines (TBM) that were used for civil engineering work in large cities to reduce the harmful effects of spending on the surface of the earth significantly. To build the tunnel, numerical modeling was used on the basis of the finite element method to predict stress behavior during the tunnel construction proc...

Journal: :محیط شناسی 0
دکترمحمد جعفری مهندس سید ابوالفضل نصراللهی دکتر فریدون سرمدیان دکتر حسین آذرنیوند

relationship between plant and sial has special importance, because it is judged about one by considering the another one. soil-plant relationship is used for range trend, range emdttton, range suitability in range species. this research, includes: the analysis of plant different types and dominant species in each type with soil factors such as percentage of lime clay depth, stone and gravel (s...

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