researchers at ETH Zurich have let an autonomous excavator loose on a big pile of boulders and reclaimed concrete. The goal? To build a 20 foot (6 meter) and 213 ft (65 m) long dry-stone wall as ...

In the image below, the Glossy setting is not ideal as we can see a clear reflection of the adjacent pool and concrete wall. The stone is not reflective however, it did darken up the mortar joints.

“The stone veneer system is a plaster wall assembly. We usually see the ... Jason Thompson is the vice president of engineering at the National Concrete Masonry Association.