To spread over the surface as a covering; to overspread; as, the scum mantled on the pool.
To gather, assume, or take on, a covering, as froth, scum, etc.
a cloth covering which protects and beautifies the scroll. In Hebrew, m'eel. The mantle is often made of fine fabrics of velvet, and is commonly decorated with lions, tablets, and crowns along with other Jewish symbols. Sometimes an inscription of the donor appears.