Answer:
USES OF SLATE
Slate comprise hardness and abrasion, fissility, density and porosity, thermal conductivity and thermal expansion as well as hydric and hygric properties.
Good for flooring.
Used for billiard or snooker table tops.
Used for garden decorations.
Used as a material for gravestones.
Can be used as a whetstone to hone knives.
USES FOR MARBLE
Marble is naturally more porous, which makes it softer than other stone types.
Used on fireplaces or chimneys.
Known material for statues and sculptures.
Same case for ornaments.
Good material for kitchen counter tops or work surfaces.
Can be seen sometimes as a chopping board.
USES FOR SCHIST
Although a very attractive stone, schist is rarely used as a building material as it is not very strong.
Used for flooring and pavings.
Known for garden decorations.
Used mostly for interior designs.
An important component for cement manufacturing.
Explanation:
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