Salt Weathering of 7th Century CE Granite Monument of Shore Temple, Mahabalipuram – Scientific Investigation and Conservation Strategy

Salt-induced deterioration of architectural heritage is accelerated drastically in marine environments. This paper investigates the deterioration mechanism of the Shore Temple using various analytical techniques. Deteriorated and pristine stone samples were analyzed using X-ray fluorescence spectros...

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Main Authors: S. Vinodh Kumar, M. R. Singh
Format: Article
Language:English
Published: MDPI AG 2019-01-01
Series:Heritage
Subjects:
Online Access:http://www.mdpi.com/2571-9408/2/1/17
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author S. Vinodh Kumar
M. R. Singh
author_facet S. Vinodh Kumar
M. R. Singh
author_sort S. Vinodh Kumar
collection DOAJ
description Salt-induced deterioration of architectural heritage is accelerated drastically in marine environments. This paper investigates the deterioration mechanism of the Shore Temple using various analytical techniques. Deteriorated and pristine stone samples were analyzed using X-ray fluorescence spectroscopy (XRF), thin section studies, and SEM in order to understand the deterioration mechanism. The meteorological and micro-climatic conditions of Shore Temple in the tropical Indian climate were studied, as they have played a vital role in the deterioration of the stone matrix. The sides of the temple that face the sea as well as the upper part of the temple show intense alveolarization and the stone variety was petrologically identified as “garnetiferous hornblende biotite granite”. The evaluation of results in terms of the efficacy of ethyl silicate consolidation of stone after desalination is very difficult due to continuous sea sprays. The compatible lime rendering evidenced in the shelter area and then scientifically examined during this study may be applied as a protective layer to safeguard and conserve the lone Pallava edifice on the seashore from deterioration in tropical and hygric saline conditions.
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spelling doaj.art-08e132e5a441459bb00b5ca4c8da3cee2022-12-22T03:23:39ZengMDPI AGHeritage2571-94082019-01-012123025310.3390/heritage2010017heritage2010017Salt Weathering of 7th Century CE Granite Monument of Shore Temple, Mahabalipuram – Scientific Investigation and Conservation StrategyS. Vinodh Kumar0M. R. Singh1Archaeological Survey of India, Science Branch, Fort St. George, Chennai-600 009, IndiaNational Museum Institute, Department of Conservation, Janpath, New Delhi-110 011, IndiaSalt-induced deterioration of architectural heritage is accelerated drastically in marine environments. This paper investigates the deterioration mechanism of the Shore Temple using various analytical techniques. Deteriorated and pristine stone samples were analyzed using X-ray fluorescence spectroscopy (XRF), thin section studies, and SEM in order to understand the deterioration mechanism. The meteorological and micro-climatic conditions of Shore Temple in the tropical Indian climate were studied, as they have played a vital role in the deterioration of the stone matrix. The sides of the temple that face the sea as well as the upper part of the temple show intense alveolarization and the stone variety was petrologically identified as “garnetiferous hornblende biotite granite”. The evaluation of results in terms of the efficacy of ethyl silicate consolidation of stone after desalination is very difficult due to continuous sea sprays. The compatible lime rendering evidenced in the shelter area and then scientifically examined during this study may be applied as a protective layer to safeguard and conserve the lone Pallava edifice on the seashore from deterioration in tropical and hygric saline conditions.http://www.mdpi.com/2571-9408/2/1/17microclimatic conditionspoulticelime plastergranitesalt weatheringsoluble saltsprecipitationrelative humidity (RH)alveolarization
spellingShingle S. Vinodh Kumar
M. R. Singh
Salt Weathering of 7th Century CE Granite Monument of Shore Temple, Mahabalipuram – Scientific Investigation and Conservation Strategy
Heritage
microclimatic conditions
poultice
lime plaster
granite
salt weathering
soluble salts
precipitation
relative humidity (RH)
alveolarization
title Salt Weathering of 7th Century CE Granite Monument of Shore Temple, Mahabalipuram – Scientific Investigation and Conservation Strategy
title_full Salt Weathering of 7th Century CE Granite Monument of Shore Temple, Mahabalipuram – Scientific Investigation and Conservation Strategy
title_fullStr Salt Weathering of 7th Century CE Granite Monument of Shore Temple, Mahabalipuram – Scientific Investigation and Conservation Strategy
title_full_unstemmed Salt Weathering of 7th Century CE Granite Monument of Shore Temple, Mahabalipuram – Scientific Investigation and Conservation Strategy
title_short Salt Weathering of 7th Century CE Granite Monument of Shore Temple, Mahabalipuram – Scientific Investigation and Conservation Strategy
title_sort salt weathering of 7th century ce granite monument of shore temple mahabalipuram scientific investigation and conservation strategy
topic microclimatic conditions
poultice
lime plaster
granite
salt weathering
soluble salts
precipitation
relative humidity (RH)
alveolarization
url http://www.mdpi.com/2571-9408/2/1/17
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