I think it might be Tok.
The only thing I have been able to come up with is that "slat" is simply a typo and it should be salt. If anyone else has found an actual ingredient called slat please let us know!
Slat is a Sedementory rock as it has lots of layers,it is made under the sea and is very britle (Easily breaks) it is blacky grey in colour and is often found on sea side cliffs.
Pumice is a porous rock and slat is not. Pumice floats in water because of the air pockets in the rock. Slate is a layer of rock that is tightly packed, or is very "dense".
Slat flats are found in deserts. Where are the largest salt flats in the world?
What is "slat".
Where is Slat Lake City
This set of window blinds has a broken slat.
Yes. The A in slat has a short A sound as in cat, sat, and flat.
It is formed slat rock and covered up with layers and layers of rock and sediment.
where is coquina rock found
STAVE