friable

Another specimen of sandstone is friable, of a light flesh-red colour, and apparently composed of the debris of granite.

At B will be observed the employment of masonry to strengthen the crumbling walls of the friable tufa.

They are sometimes very friable, sometimes very hard; and some that are friable when they first fall, become hard afterwards.

The top-spit earth from an upland pasture, loamy, friable, and well reduced; 3.