1
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well_id,Depth Top,Geology Code,Description
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2
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18,0,Cuddalore,"reddish brown lateritic sandstone, very fine to fine grained, sub-angular to sub-rounded grains of transparent quartz exhibit ferrugenous coating with traces of lateritic chips"
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3
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18,20,Cuddalore,"reddish brown clay, hard and compact"
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4
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18,20.5,Cuddalore,"reddish brown sandstone, fine to coarse grained sub-angular to sub-rounded grains of transparent quartz disseminated lateritic chips"
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5
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18,44,kadaperikkupam,"yellowish brown calcareous sandstone, partially weathered in nature with admixture of broken shell plates, microforaminiferas larger foraminiferas and coralline fragments"
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6
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18,53,kadaperikkupam,"yellowish brown calcareous sandstone, hard in nature with admixture of brown shell plates micro and larger foraminiferas, coralline fragments, the sand grains consist of transparent quartz, sub-angular to sub-rounded grains"
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7
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18,60,kadaperikkupam,"yellowish brown calcareous sandstone, hard in nature with admixture of brown shell plates micro and larger foraminiferas, coralline fragments, the sand grains consist of transparent quartz. Sub-angular to sub-rounded grains. Admixture of thin bend of lghh"
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8
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18,63,Ottai,black clay with admixture of calcareous sediments
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9
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18,75,Ottai,"light grey arenaceous limestone , very hard and compact with intercalation of minor amount of black clay"
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10
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18,78,Ottai,black clay
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11
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18,87,Ottai,"light grey arenaceous limestone, very hard and compact"
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12
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18,88,Ottai,black siltstone
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13
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18,96,Ottai,black filtstone
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14
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85,0,Cuddalore,Sandstone with lateritie and clay red coloured fine to medium grained
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15
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85,5,Cuddalore,"Sandstone, reddish brown coloured"
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16
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85,7,Cuddalore,"Argillaceous sandstone, pale grey to reddish brown coloured"
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17
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85,9,Cuddalore,"Argillaceous sandstone, yellowish red coloured fine grained"
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18
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85,11,Cuddalore,"Argillaceous sandstone, yellowish red in colour, fine grained"
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19
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85,13,Cuddalore,"Clay, yellow in colour, hard and plastic admixtured with sandstone"
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20
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85,17,Cuddalore,"Clay, yellowish brown in colour, very hard and compact"
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21
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85,18.74,Cuddalore,"Sandstone, pale yellowish red coloured, fine grained"
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22
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85,21,Cuddalore,"Sandstone, pale grey to pale reddish borwn, fine grained"
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23
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85,25,Cuddalore,"Sandsonte, pale grey to pale reddish brown coloured"
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24
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85,28,Cuddalore,"Sandsonte, yellowish & red in colour, fine to coarse grained"
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25
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85,31,Cuddalore,"Sandstone, pale grey to yellowish red coloured fine to coarse grained"
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26
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85,33,Cuddalore,"Yellow coloured clay, hard in nature admixured with sandstone"
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27
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85,35.8,Cuddalore,"Sandstone, pale grey to reddish brown in colour, fine to medium grained"
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28
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85,39.3,Cuddalore,"Pale grey coloured sandstone, admixtured with lateritic pieces and limestone pieces"
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29
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85,42,Manaveli,"Limestone, dirty white to yellow coloured, hard in nature, shell pieces and claystone pieces are there"
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30
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85,45,Manaveli,"Limestone, dirty white to yellow coloured, hard in nature"
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31
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85,48,Manaveli,"Clay/silt stone, yellow in colour"
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32
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85,51,kadaperikkupam,"Limestone and calcareous sandstone, dirty white to yellowish red in coloured weathered in nature"
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33
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85,53,kadaperikkupam,"Silt stone/ weathered limestone, yellowish brown coloured"
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34
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85,55,kadaperikkupam,Yellowish brown coloured silt stone/weathered limestone
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35
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85,59.6,Thuruvai,"Limestone, yellowish grey coloured arenaeous with broken shells and shell chips"
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36
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85,61,Thuruvai,"Limestone, dirty white to grey coloured, arenaceous admixtured with clay, shell chips and clay stone pieces are there"
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37
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85,63,Thuruvai,"Limestone, grey coloured arenaceous with clay stone pieces are there"
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38
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85,66,Thuruvai,"Limestone, grey coloured hard in nature silts sare there"
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39
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85,67,Thuruvai,"Silt stone/weathered limestone, yellowish grey coloured"
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40
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85,70,Thuruvai,"Silt stone, grey coloured admixtured with arenceous limestone"
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41
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85,73,Thuruvai,"Silt stone, grey coloured calcareous"
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42
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85,76,Thuruvai,"Limestone, argillaceous, hard in nature, admixtured with grey coloured, fine grained sandstone"
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43
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85,79,Thuruvai,"Sandstone, greycoloured, fine grained, admixtured silt stone, weathered lime pieces are there"
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44
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85,86,Thuruvai,"Sandstone, aregillaceous calcareous, very fine grained pale grey coloured"
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45
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85,90,Thuruvai,"Lime stone, grey coloured hard in nature"
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46
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85,91,Thuruvai,"Limestone, grey coloured, hard in nature, admixtured with callareous sandsonte, pale grey coloured angular to sub-angular"
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47
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85,93.3,Thuruvai,"Silt stone, grey coloured, callareous admixtured with grey coloured fine grained sandstone"
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48
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85,104.3,Thuruvai,"Grey coloured limestone, hard in nature"
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49
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85,104.7,Thuruvai,Grey coloured siltstone and black coloured clay
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50
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85,106,Thuruvai,"Grey coloured silt stone and black coloured clay admixtured with fine grained, grey coloured calcareous sanstone"
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