Building Construction
Pick up the correct statement about silt soil from the following:

In organic fine grained silt soil possesses no plasticity
The silt soil has particle size from 0.02 mm to 0.06 mm
All listed here
The least plastic type normally consists of more or less equidimensional grains of quartz

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Building Construction
Slate

Has a smooth surface and contains alumina and silica
Is a metamorphic rock
Possesses good water absorption capacity
Splits into thin sheets along its bedding planes

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