Show an island ol of chalk the english island of thanet forming a part of the county of kent is almost wholly composed of chalk the island Is 16 10 lo miles in length and about five in breadth and has more chalk exposed on its surface than any other spot of equal area on the globe british geologists say cay that there are not less than oo tons otos of chalkin chalk in sight right on thanet arid and that it would take men an and horses and carts 20 years to move it provid d it were dug up tip ready to be carted away |