Question

1. in the building and construction industry, rock sold as granite might actually be gneiss. identify one observable property of gneiss that could be used to distinguish it from granite.

Explanation:

Gneiss has a banded or foliated texture due to metamorphism, while granite has a coarse - grained, non - foliated (equigranular) texture from igneous formation.

Answer:

Texture. Gneiss has a banded/foliated texture, granite has a non - foliated (coarse - grained, equigranular) texture.