Granite

Granite is a coarse-grained, igneous stone made up of different colors of minerals, although most common granite varieties are dominated by black minerals.

The Shan-Zhess Keep was built out of granite. (Eighth Fleet RPG)

Rakellus was famed for its ornamental-quality granite, used in making sculptures and countertops.

Granite quarried on Monastir was used in the construction of starships, such as the Enterprise (BC-348).