Translation of "Argamassa" in English

Ok querida, há uma figura de argamassa de alívio

ok dear there is a relief mortar figure

Mas a argamassa usada pelos antigos egípcios pode carregar milhões de toneladas de peso

but the mortar used by the ancient Egyptians can carry millions of tons of weight

Disseram uns aos outros: Eia pois, façamos tijolos, queimando-os bem. Os tijolos lhes serviram de pedras e o betume de argamassa.

And each one said to his neighbour: Come, let us make brick, and bake them with fire. And they had brick instead of stones, and slime instead of mortar.