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Soil table |
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soil |
ofCementation |
strength |
Rock.Approx |
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Increasing grain size of |
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particulate deposits |
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lithificationIncreasing |
soilcemented |
WellfirmlytoweakVery |
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toWeakweakVery |
0.002 mm |
0.063 mm |
2 mm |
60 mm |
%contentcarbonateTotal |
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Carbonate silt |
Carbonate sand |
Carbonate gravel |
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90 |
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Carbonate clay |
Siliceous carbonate |
Siliceous carbonate |
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50 |
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silt |
sand |
Mixed carbonate and |
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non-carbonate gravel |
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Calcareous clay |
Calcareous silica silt |
Calcareous silica sand |
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10 |
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Clay |
Silica silt |
Silica sand |
Silica gravel |
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48 |
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Calcilutite |
Calcisiltite (carb. |
Calcarenite (carb. |
Calcirudite (carb. |
90 |
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(carb. Calystone) |
Siltstone) |
Sandstone) |
Conglom. Or Breccia |
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soilcemented |
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weakmoderately |
Clayey calcilutute |
Siliceous calcisiltite |
Siliceous calcarenite |
Conglomeratic |
50 |
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calcirudite |
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Calcareaous claystone |
Calcareous siltstone |
Calcareous sandstone |
Calcareous |
10 |
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conglomerate |
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Claystone |
Siltstone |
Sandstone |
Conglomerate or |
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breccia |
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Moderately |
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Fine-grained limestone |
Detrital limestone |
Conglomerat |
90 |
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limestone |
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tostrong |
Fine-grained |
Fine-grained siliceous |
Siliceous detrital |
Conglomerate |
50 |
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Calcareous |
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agrillaceous limestone |
limestone |
limestone |
10 |
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limestone |
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cemented) (well |
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extemelytoStrong strong |
Calcareous claystone |
Calcareous siltstone |
Calcareous sandstone |
conglomerate |
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Claystone |
Siltstone |
Sandstone |
Conglomerate of |
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rock |
strong |
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Conventional metamorphic nomenclature applies in this section |
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Breccia |
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Crystalline limestone or marble |
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50 |
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