... slopes of Ghat roads in mountaneous region. The study area chosen for the geotechnical investigation is Kolli hills situated in the tail end of the Eastern Ghats in Namakkal district of Tamil Nadu, India. The ghat road section of 20 km stretch along with 70 hairpin bends, connects the foothills...

...B. K. Mukherjee Copyright © 1984 Geological Society of India 1984 Geological Society of India Infrared investigations of laterite profiles in Shevaroys and Kolli Hills, Salem District, Tamil Nadu B. K. MUKHERJEE K. D. M. Institute of Petroleum Exploration, ONGC, Dehra Dun Abstract Five...

...G. Krishna Rao; C. Borreswara Rao Abstract The bauxite deposits of Shevaroy and Kolli hills have been investigated to understand the processes involved in decomposition of the primary minerals leading to bauxitisation. The charnockitic suite of rocks underlying the bauxite deposits consists...

...B. K. Mukherjee Abstract Scanning Electron Microscope studies of bauxite from Shevaroys and Kolli Hills. Tamil Nadu, bring out the main microtextural features of these deposits. Microtextures like crystalline-webby, framework-type and collomorphous spongy, are more prevalent in these high-level...

... deposits of Shevaroy and Kolli Hills. Pure goethite nodules and pellets may even be observed in the bauxite deposits. The mineralogical and geochemical data ofbauxite samples are presented in Tables I and II respectively. Hematite is found to be present in trace amounts. Therefore, if a little aluminium...

... Medha and Mahabaleshwar hill station Rockfall Kumar et al. (2021 ) Tamil Nadu Kolli Hills Debris slide, and rock fall Saravanan et al. (2021 ) Tamil Nadu Nilgiris Avalanche or debris flow Abraham, et al. (2021) Kerala Idukki Debris slides and debris flows Abraham et al. (2021...

... and process of bauxitisation in Shcvaroy and Kolli hills, Salem district, Tamil Nadu. Jour. Geol. Soc. of India, v.17, No.4. pp.530-538. KRISHNA RAo, G. and SURYANARAYANA, K. (1983). Bauxitisation in Easrern Ghats of India - Effect of Environment. Trav:.lux, ICSOBA, v.13. No. 18, pp.95-107. KELLER, W.D. (1957...

... for the garnet pyroxenite from the Jambumalai Hills in the Kolli-massif ( Fig. 2 ), and an isothermal decompression P-T path was obtained based on the presence of plagioclase corona around the garnet ( George et al. 2019 ). The HP mafic granulites from the Mahadevi Layered complex (MLC), record a simultaneous...

... (1984) has opined that the high crystallinity of gibbsite upward in the laterite profiles of Shevaroys and Kolli Hills, Salem district, Tamil Nadu, is characteristic of their in situ origin. Mukherjee has also observed that, in general, there exists an increasing disorder of kaolinite lattices up...

.... , Chakraborty , D. and Kohli , A. ( 2008 ) Landslide hazard zonation (LHZ) mapping on meso-scale for systematic town planning in mountainous terrain . Anbazhagan , S. and Ramesh , V. ( 2014 ). Landslide hazard zonation mapping in ghat road section of Kolli hills, India . Jour...

...). It has a small flood plain. The Vellar river flowing through Attur gap, east of Salem, may be a consequent on the Tamil Nadu plains purely guided by the slope or partly controlled by a fault zone along the gap between the Kalrayan hills to the north and Kolli Malai and Pachai Malai hills to the south...

.... 126 , 105804 . Jaimes M. A. Ramirez‐Gaytán A. , and Reinoso E 2015 . Ground‐motion prediction model from intermediate‐depth intraslab earthquakes at the hill and lake‐bed zones of Mexico City , J. Earthq. Eng. 19 , no.  8 , 1260 – 1278 . Kolli M. K. , and Bora S...

... comparing frequency ratio and artificial neural networks: A case study from the Nepal Himalaya. Environ. Earth Sci. , v. 61 , pp. 49 – 64. Ramesh , V. and Anbazhagan , S. (2015) Landslide susceptibility mapping along Kolli Hills Ghat road section (India) using frequency ratio...

..., George et al. ( 2019 ) established that the adjacent Kolli Hills area experienced peak metamorphism at 980 °C temperature and 22 kbar pressure (eclogite-facies?) during c. 2526 Ma. Excluding the Archaean mantle eclogite xenoliths (reviewed in Tappe et al. 2011 ; Melnik et al. 2021...

... investigation and numerical analysis of slope failure: a case study of landslide vulnerability zone in kolli hills, tamil nadu . Jour. Geol. Soc. India , v. 97 ( 5 ), pp. 513 - 519 . doi: 10.1007/s12594-021-1717-z Lan , H. , Lee , C.F. , Wang , S. , Wu , F. and Zhou , C. ( 2004...

... of the Laurentian margin is unresolved. In New England, Ordovician gneisses and amphibolites of intrusive origin are found along the Bronson Hill anticlinorium, east of the Connecticut Valley–Gaspé trough. Emplacement ages of the felsic gneisses vary between 454 and 442 Ma (U/Pb of zircons; Tucker...

... , Landslide susceptibility mapping along Kolli Hills Ghat road section (India) using frequency ratio, relative effect and fuzzy logic models : Environmental Earth Sciences , Vol. 73 , No. 12 , pp. 8009 – 8021 . Reger, R. D...